This website uses cookies Welcome to the new Nordicar webshop. It was pretty easy actually. All FV Suspension are built to spec, Please allow 3 weeks for delivery. A flat disc with a hole.
Loading. under the spring. Lo and behold, it went down far enough for me to easily out the lower mount in with no problem. The hard way (and I've done it both ways, thank you!) Advanced: Daily Deals; Brand Outlet; Help & Contact; Sell; Watchlist Expand . Engine Connecting Rods / Rockers /Crankshaft, Damper CoilOvers Suspension Kit For 1995-1999 VOLVO S40, CoilOvers Suspension For 98-00 Volvo S70 Spring Rate:Front 5kg/Rear 4kg. The Multilink rear suspension, with its multiple degrees of freedom, follows this principle. It is illegal to sell, install, or offer for sale any aftermarket part that alters or modifies the original design or performance of the motor vehicle pollution control system. Dust covers.
Shock absorber- Rear- Nivomat - Nordicar Place a jack under the lower control arm at the hub side and lift If you've got some knocks coming out of one or both of the rear corners of a 940, try tightning up those shock bolts before you spend a lot of time trying to find a problem with one of suspension bushings. If your trailing arm bushings are bad, you'll need a special tool to take them out and press them back in. item as described, well packed & very fast shipment - 5stars - THANK YOU, genuine volvo S40/V40 accelerater pedal rubber 30870276 (#175490435934), genuine volvo S40/V40 front handbrake cable 3345598 (#175179779112), genuine volvo S60 mk1 O ring 8634839 (#175168887942). Whether youre looking for a slip-on set or a set of full coilovers, youll find the best options here for your Mitsubishi Evo X, Honda Civic, Mazda RX-7 or whatever you drive. Mono-Tube, Top Mo.. still be slack. How do you remove the lower frame/differential from a Volvo 960 MK2 multilink in a safe way? Bracket. Brand: VANTAGE: Product code: 1330432: OE reference: 1330432: Customer Service. Shock absorber- Rear- Nivomat Volvo 760 780 960 -1994 m/multilink 3516803. By adding this item to your cart, the shipping option will not be available for your order.
What are the different types of rear suspension, and which is best 501,50 414,46 Excl. Browse our inventory of new and used VNL Sleeper Trucks For Sale In Lima, Ohio at TruckPaper.com. Lightly tug on the spring at the top and pull it out. Enter your search keyword. Volvo 760 960 Series Multilink MK1 PU Bushings, Rear Suspension (PRT) Would have been quickest had I been able to lift the car enough. Suspension Control Arm (Rear, Lower). If the lower shock mount has loosened, check carefully for elongated hole in trail arm - if so, consider replacing the trail arm if tightening the bolt does not do the job. 12-Month Limited warranty against Manufacturer defects. genuine volvo 760 rear multilink suspension mounting 87- onwards genuine volvo 760 rear multilink suspension mounting 87- onwards Skip to main content. Engine Connecting Rods / Rockers /Crankshaft, Rear 8kg Coilovers Suspension For 92-98 VW Golf MK3 Racing/Drift, 8/6KG Coilovers Suspension Kit For 08-11 SUBARU Impreza WRX, Damper CoilOvers Suspension Kit for 2002-2006 TOYOTA CAMRY, 14/12KG Damper CoilOvers Suspension For 00-06 Mercedes-Benz S-Class W220 Pillow Ball, 14/12KG Damper CoilOvers Suspension Kit For 00-06 Mercedes-Benz S-Class W220, Damper Coilover Suspension Kit 32 Step Adjust For 95-98 Nissan 240SX S14 S15, Damper CoilOvers Suspension Kit for 2012-2017 Hyundai Veloster, Damper CoilOvers Suspension Kit For 1995-1999 VOLVO S40, Damper CoilOvers Suspension Kit For 2006-2017 Lexus LS460 Pillow Ball Mount, Damper CoilOvers Suspension Kit For 2006-2017 Lexus LS460, Damper Camber Plate CoilOvers Suspension Kit For 1994-2001 BMW 7 Series E38, Damper CoilOvers Suspension Kit For 1994-2001 BMW 7 Series E38, Damper CoilOvers Suspension Kit For 2004-2011 Audi A6 C6, Damper CoilOvers Suspension Kit For 88-92 HONDA CRX. Volvo 760 : Suspension and steering Products. The Volvo Owners' Club. You will see if there is much play in the torque arm bushings. Re-torque to 85 Nm (63 ft-lb). Stripped Nut? Elevate one rear quarter of the car with the jack, and place a jack stand under the rear jacking point.
Brake discs rear Volvo 960, 760, 940, 740, with multilink, solid disc The nut is not normally exposed.
See the link for more ideas. Volvo 760. Custom spring rates to fine-tune your suspension for your needs whether you are road racing, drifting, or just lowering your daily. Suspension. Move mouse cursor over image to identify single parts.Click on a product number to show further product information. M.. CXRacing Damper CoilOver Suspension Kit for 2006-2017 Lexus LS460Don't fit AWD Model
If it's loose, make sure you tighten the bolt sufficiently to compress the control arm sides against the shock bushingor the shock will clunk. Rear Nivomat Conversion. How do I do it? the only thing holding the spring on the car is the 17mm nut. Installation. This is when the rear suspension is beating the chassis as it is taking up the clearance due to the worn bushing. Notes - Delivery *Estimated delivery dates include seller's handling time, origin ZIP Code, destination ZIP Code and time of acceptance and will depend on shipping service selected and receipt of cleared payment. Please verify any information in question with a sales representative. Use jack stands for Top manufacturers include VOLVO, FREIGHTLINER, PETERBILT, MACK, and WESTERN STAR. Solid (Live) Rear Axle or Multilink? View cart for details.
When road testing, the most accurate observations are achieved by driving the vehicle over the same stretch of road. Something went wrong. First, use a tape measure to check the distance from the floor to a common reference point on the body such as the upper lip of the fender well. Brian | Jun 24, 2020. [Editor] To prevent this, use lots of antiseize on the threads and shaft of both top and bottom shock mounting bolts when reinstalling. [Spring Note:] I recently installed a set of Moog cargo coils on the rear of my 89 765T and while I've been happy with the ride etc.
Item Code: CO-ELANTRA-11-0804-For-Veloster. CXRacing Damper CoilOver Suspension Kit for 1st Generation 1995-1999 VOLVO S40Don't fit AWD Model M.. Therefore we advice all customers to inquire with us before placing an order about location from which the parts required will be sent out from to possibly avoid any DUTY/TAXES upon arrival. [Randy Starkie] On my son's 740, I couldn't turn the shock mounting bolt after removing the nut on the lower shock attachment. Volvo original & quality aftermarket parts. Don't fit AWD Model
Use a 17mm deep well socket to hold the NUT while starting it: For all models and ages of Volvo cars . the shock out of the spring assembly it will need to be compressed a lot. Copyright 2020 CXRacing.com. - Sent No1 isVolvo OEM 1387472 equivalent. Have replaced shocks, struts, u-joints, trannie mount and center support bearing on driveshaft, and some front bushings. Shock Brands. Mo.. CXRacing Damper CoilOver Suspension Kit for 2000-2006 Mercedes-Benz S-Class W220Coilovers DO NOT Fit.. CXRacing Damper CoilOver Suspension Kit for 95-98 Nissan 240SX S14 S15
Volvo 760 GLE multi-link rear axle suspension | Semantic Scholar DOI: 10.4271/890082 Corpus ID: 109823854 Volvo 760 GLE multi-link rear axle suspension J. Andersson, O. Bane, A. Larsson Published 1 April 1989 Engineering SAE transactions View via Publisher Save to Library Create Alert Cite 5 Citations Citation Type More Filters All of the above failures will, at some point in the shock absorber's service life, cause the shock absorber fluid to become overheated or foam during severe operating conditions or extended trips. [Editor] Numerous anecdotes from Brickboard show that Bilstein Touring shocks often clunk in the rear suspension thanks to poor quality control on bolt hole diameters. Based on the property requirements for the complete car, an analysis was done of the relevant parameters for each property. On the passenger side this involves removing part of the exhaust. I did go through 2 holesaws and discovered the nut wasn't actually spinning, but the bolt was stripped and jammed into the nut somehow.
Bushing, Suspension Rear axle (multilink) VOLVO 760 780 960 1359237 Showing 1 to 2 of 2 (1 Pages) Emissions Control Warning: It is illegal to sell, install, or offer for sale any aftermarket part that alters or modifies the original design or performance of . 760 780 960: 760 780 960: Skip to main content. . Volvo offers a tool to cut the repair time in half, with no need to remove the complete center housing and use the hydraulic press. The rear end will actually swing back and forth. 4DRS. Youre interested in much more than just the look of a lowered vehicle, or the impression you present at a show. Same procedure when mounting it. This of course was before we bothered to realize that the hole in the bottom of the control arm was nowhere near big enough to let the shock fall out. It's a good idea to leave the retainer strap on the shockwhile you are installing it (you don't have to wrestle with live shock) Possible trouble? With the weight off the rear end, you should be able to pry on various portions of the trailing arms close to the bushings and notice if there is excessive play. will remain short. A propane torch was enough to heat the sleeve and bolt enough that I could rotate the assembly to clearly see the seam on the sleeve. I attached the top mount but the bottom was tough, since it is new and gas filled it was quite stiff. Loosen the bolt bolting the hub-house to the lower control
VNL Sleeper Trucks For Sale In Lima, Ohio - Truckpaper.com CALL: +1-888-627-3736 TO SPEAK TO A CAR EXPERT. Rear suspension Volvo 740/760/780; Rear suspension Volvo 740/760/780 multi li; Rear springs Volvo 740/760/780; Rear springs Volvo 740/760/780 (Multi link) Volvo 700 Propeller shaft; Volvo 700 Clutch; Clutch control linkage Volvo . The only cars with IRS in the US/Canada market are: late 760 sedans, 940SE sedans, all 960 sedans, late 960 wagons, and S and V90's. In speaking with them they've had a lot of complaints of rear end sag when used on wagons [Editor] I installed a set of oversized Scan-Techs (13.5mm instead of 11mm) and they solved my sagging problems. Rear. For the fronts we have our standard coilovers that can be used with the dampers of your choice or we can shorten the housings and install Koni Race dampers. Search. 4DRS. The side bushings are fine; also I have a heavy IPD swar bar. Suspension. Pillow Ball Mo.. CXRacing Damper CoilOver Suspension Kit for 2006-2017 Lexus LS460Don't fit AWD Model
Lighting. Car model: Volvo 960 1991-1994. The lower rubber donut has gone really soft, allowing about 15 degrees of angular rotation of the rear axle; enough to seriously deflect the drive shaft under acceleration at low speed and causing the U joints to grumble loudly. Cartypes: Volvo 760 760, Volvo 960 960, Volvo S90 S90, Volvo V90 V90 Reference: 9140490. A convenient place to lift is the front of the trailing arm. The nut is welded inside the frame and there is no easy access to it. Cart. I ground down shock ears to allow entry. Rusted and Stuck Bolts: Removal Techniques. Code: C. $798.00 Add to Cart These are our coilovers for cars that have the first generation Independent Rear Suspension aka MK1 IRS. I used my die grinder with a well worn wheel (small diameter) to make I'm not sure if this was because they had 1989 7series, but it's not the same as my 1988 760T. Term . The Helicoil can be installed from the wheel side.
Splash panel brake disc- Rear The suspension Leaking-Proof Japan NOK damper Oil seals. Remove the 17mm nut holding the upper spring seat in place. Replacing the shocks with another brand solves the problem. Sign in to see your user information. Besides are some interesting links for you! OEM Ref : 1359290. There are no reviews yet, would you like to submit yours? All Products by CXRACING are solely for Competition Vehicles(race vehicles) that are for Off-Road, Track Racing ONLY. Our team is committed to minimize the effect of BREXIT to all our customers and proceed with orders as usual. You have not placed . [Inquiry:] I am thinking about installing new springs and shock in the rear of my live axle 745. All parts are for use on a vehicle that will NEVER be used, or licensed, or registered for use upon a street and highway. We want to help you achieve your automotive dreams, and our staff will be your personal pit crew when you contact us with your questions. (Worldwide shipping please email us). In theory, good shock absorbers should dampen spring bounce within one oscillation cycle. My 745 with a solid rear axle has a single arm with large rubber donut bushings connecting the underside of the differential to the frame just ahead of the diff. I got a pair installed on my wife's V90 tonight, and I can say that they work very well. Shop by category. We said screw it, and just decided to give the shocks to the local shop and let them do it. In order to get the full length of Ships from Volvo .
If the multilink is disassembled from the car, the spring tensioning
Rear Suspension - Volvo Car Club. Volvo Owners Car Club for Volvo Christian Lundheim] Put the car on stands and put two people in the backseats or the trunk, or secure the car so it can't be lifted from the support stands Then, put PBlaster, wrench and socket (you will need 17 and 18mm sockets) on bottom shock bolt and undo it. Bump Stop Rear Axle Multi-link Volvo 760/960/S90/V90. For Marking, see Identification Plate. That means youre serious about suspension. [Diagnosis:] Try this: Jack up the rear end of the car and first with the car in neutral and the park brake off, turn the drive shaft back and forth quickly. Get in touch for your requirements throughcontact form. Of course you should first check for loose upper or lower shock mounts or loose sway bar mounts. the spring. 3-4 weeks awaiting time may be required. German Homepage :: International Homepage :: Terms of use :: Privacy Policy :: Imprint, Bushing, Suspension Rear axle Support arm, Bracket, Axle mounting Control arm Rear axle left, Bracket, Axle mounting Control arm Rear axle right, Screw/Bolt Flange screw M10 Transverse stabilizer, Lock nut all-metal with Collar with metric Thread M12 Zinc-coated, Screw/Bolt Flange screw Outer hexagon M10, Tapping screw with Collar Outer hexagon 6,3 mm, Bushing, Suspension Rear axle Control arm, lower inner, Bushing, Suspension Rear axle Axle carrier rear upper, Screw/Bolt Flange screw Outer hexagon M12, Lock nut all-metal Nut and washer assembly with metric Thread M14, Axle link, Rear axle rear fits left and right, Bushing, Suspension Rear axle Tie rod / Cross rod, Volvo 700, 850, 900, S70, V70 (-2000), S90, V90 (-1998), Bushing, Suspension Rear axle Tie rod / Cross rod rear lower, Washer, Stabilizer rod mounting Rear axle, Volvo 700, 850, 900, S70, V70, V70XC (-2000), S90, V90 (-1998), Screw/Bolt Flange screw M14 Control arm strut - Body, Bushing, Suspension Rear axle Axle carrier front, Bushing, Suspension Rear axle Axle carrier rear, Bushing, Suspension Rear axle Wheel carrier lower, Bushing, Suspension Rear axle Wheel carrier, Retainer, Hand brake cable fits left and right, Lock nut all-metal with Collar with metric Thread M8 Zinc-coated, Mounting, Control arm Rear axle Control arm, upper, Bushing, Suspension Rear axle Control arm, upper front, Volvo 700, 850, 900, S70, V70, V70XC (-2000), Axle link, Rear axle front fits left and right, Volvo 700, 850, 900, S60 (-2009), S70, V70, V70XC (-2000), S80 (-2006), S90, V90 (-1998), V70 P26, XC70 (2001-2007), XC90 (-2014), Wheel bearing Rear axle fits left and right, SKANDIX - Your quality choice in VOLVO and SAAB car parts, Screw/ Bolt Flange screw M10 Transverse stabilizer, Screw/ Bolt Flange screw Outer hexagon M10, Screw/ Bolt Flange screw Outer hexagon M12, Screw/ Bolt Flange screw M14 Control arm strut - Body, Lock nut all-metal with Collar with metric Thread M8 copper-coated, Vehicle equipment: for vehicles with Multilink axle, Connection between: Control arm - Suspension Subframe, connection between: Axle carrier - Control arm, connection between: Cross rod - Wheel carrier, connection between: Axle carrier - Cross rod, connection between: Control arm - Wheel carrier. At Sears, they cost $110 for the pair installed. Advanced: Daily Deals; Brand Outlet; Help & Contact; Sell; Watchlist Expand Watch List. If you use Volvo shocks, look for the shock code contained on the plate on top of the radiator, 5th line, 4th character. You don't need to disconnect the trailing arm (I did it once out of frustration but it wasn't necessary the next time) although that's one way. FV Suspension Coilovers are perfect for street driving, and still outperform most on the track. than those used on Independent rear suspension (3-inches dia.).
Top 5 Best Volvo 760 Shocks & Struts - Front & Rear Shock Absorbers Rusted and Stuck Bolts: Removal Techniques, 960 Multilink Leaf Spring and Rear Axle Removal. Can anyone guide me to the most likely culprit on this one? Broken Upper Mounting Bolt or Stripped Mounting Nut.
Retro Turbo: Volvo Motorsport UK | Volvo 240 740 and 940 performance Enjoy your stay :). These are replacement for NON-Nivomat rear shocks. Order Status | Customer Help. 700/900 Coilovers with Koni Dampers for Lifted Applications. If the oil leakage looks wet, or covers the length of the shock absorber body, the shocks should be replaced either in axle pairs or at all four wheels. Multi-link suspensions require alignment any time the suspension components are disassembled. Youll also find coilover accessories, such as damper kits, spanner wrenches and adjustment extenders. EBC Brakes; Flowmaster; K&N; Magnaflow; Power Stop; Popular . Many racing teams are now using shock absorber dynamometers to test how well a shock absorber will maintain its effectiveness throughout a long race. Engine. Use the axle instead. We are happy to manually bill you to save your time and headache!
FV coil-overs offer custom builds for no extra charge and free shipping to 48 states. SKU: multilink_MK1_rear_suspension_bushings. Transmission : [Tom Binkley] In my case with IRS I used a second jack to Enjoy your stay :). (Rear). More info: With multilink Solid Disc Thickness: 10 Diameter: 265 Height: 53mm Inner diameter: 160 Diameter Nav: 68. Although we do recommend a respectable garage to perform the installation. Rear suspension on the Volvo 700, 900 and 90 series cars. Add to shopping cart. 7 days / week 800.663.1570. [Response: Steve Seekins] I would focus on the rear suspension bushings. Knock it out and then Rear Suspension Identification. Powered By Horsepower, 10 Mills, and YOU! Youre looking for a system that can improve your handling in high-pressure situations and give you a critical edge on the track. Use bailing wire or long Ty-wraps to keep it compressed before it's unbolted, or you can try to jam the bottom up and over. A mirror helps to align this. Stage II Pro Drifting Coilovers, Volvo 360. When aligning, start at the rear first setting up the camber, then the toe. Free Shipping on Volvo 760 Performance Shocks at AutoAccessoriesGarage.com. compress the spring. Chiltons said the control arms needed to come off, and that requires two jacks. Note: jacking under the trailing arm is hazardous since the jack can slip down the sloped arm. otherwize. When it comes to performance auto parts, quality matters. [Editor] Consensus on Brickboard seems to criticize OEM shocks and recommend aftermarket. Volvo 700 Gear box; Volvo 700 Rear axle; Volvo 700 Rear suspension. All parts are for use on a vehicle that will NEVER be used, or licensed, or registered for use upon a street and highway. after removing the top bolt (no rust on the upper mount). We jacked the car up and unbolted both ends of the shock. So I let the trailing arm down. After hearing vibration that I thought was coming from the rear axle, I grabbed the shock absorber and found there was a very small amount of movement. * Item is made on order only. Item Code: CO-B-VOLVO-S70-9800-0504. IE, 031Y35a, 'Y' is the shock code. Nothing is rolling around in rear of car or spare tire well. I used a 1 3/4" hole saw to cut my hole in line with the shock, as high up as was physically possible. Expert advice. 700/900 Coilovers with Koni Race Dampers. These parameter values were then used for guidance when the suspension principle was selected, and later on in the design of the sub-systems, their elastokinematics, and finally in the design of the actual components.
Spring Suspension Rear Axle, Level Regulator Volvo 760 960 Multilink | eBay All parts are for used on a vehicle that will NEVER be used, or licensed, or registered for use upon a street and highway. For more information, go to Cancer and Reproductive Harm. Happy to supply in other colors of anodizing (black, silver, gold) and PU (blue, red, orange, green or black). be a tight fit but they will come out. Contact us via webshop. For the best selection of Coilovers, there's no better place to buy than at MAPerformance. I will attempt to extract it and install a helicoil. Mono-Tube, Top.. Reinstall the top seat and washer and insert the spring bottom first, making sure you install it in the rubber seat. two cuts on bottom of the lower shock mount. FV coil overs are a monotube shock, independently height Maintenance. 700/900 Koni Race Dampers. If a chucking or knocking noise is detected during the rebound recovery test, at least one shock absorber may have a loose piston, a worn piston shaft bushing or worn mounting bushings. arm. I thought the IRS would droop too far since I couldn't see any stops for it anywhere. $659.00 . it is going to get. Product(s) listed here is(are) solely for Competition Vehicles(race vehicles) that are for Off-Road, Track Racing ONLY.
[Inquiry:] 87 740 wagon with 190k, M46 trannie, new to us. Front. Shop by category.
FV Suspension Coilovers - 2019+ Volvo V60 - Fitted Visions See the Illustrations. Our team is committed to minimize the effect of BREXIT to all our customers and proceed with orders as usual. Read More Show Details. . PROTECTING PLATE, . Front Fitting Material. Wrestle shock out: the shock mounting bushing sleeves and rubber side bushings are often compressed by the shock mounting bolts and you may have to resort to pounding to remove it. So I jacked the rear up, took off the tire and supported the trailing arm. [Tip from ImportCar Magazine, Apr 2003] The multi-link suspension systems, which independently suspend each rear wheel, allow for improved ride and road handling, and for each wheel to be aligned separately. P&P! ALL PICTURES SHOWN ARE FOR ILLUSTRATION PURPOSE ONLY.ACTUAL PRODUCT MAY VARY DUE TO PRODUCT ENHANCEMENT. Performance Upgrade Parts for Volvo models 740, 760, 780, 940, and 960. I tightened up the lower and upper mounting bolts and presto !! Monroe Sensa-Trac part #5979 is the new (and as far as I can tell, the only) aftermarket alternative for V90 and part #5978 is for S90 sedans. (Right, Rear). The right coilover, however, can let drivers adjust a number of factors by wheel. In reality, a technician should be very familiar with the suspension characteristics of the nameplate in question. Noise be gone ! Suspension and Steering. That allowed me to remove the shock [Response: John B] The shocks ARE gas charged and can be difficult to compress and removesame with the new shocks. Reverse the above steps for the remainder of the installation.
Shock Sets . How Shock Absorbers Fail. Bump Stops. Mono-Tube, Top.. CXRacing Damper CoilOver Suspension Kit for 1994-2001 BMW 7-Series E38Don't fit AWD Model
But, since most commercial import shops can't afford new shock absorber dynamometers just for testing old shocks, a quick visual check usually reveals most of the symptoms associated with worn shock absorbers. It sags about 1.5".
Volvo 760 960 Series Multilink MK1 PU Bushings, Rear Suspension (PRT) If a difference in ride height is indicated, the shock absorber may have lost its gas charge, or the vehicle may have a sagging spring. Shock Absorber Notes. By purchasing this item you agree to ourT&C.
Aftermartket Nivomat replacements are available from Monroe as well.
Policies. 1990. Reinstall the shock bolt, coating it with antiseize first. is just to jack the car up and let the suspension hang, remove the holding bolts, and then compress the nivomat by hand, hold it together and remove it before it expands.
700/900 Koni Coilovers for cars with the MKI IRS We deliver worldwide! Suspension; Transmission & Drivetrain; Popular Performance Brands. I've talked with the reps at Moog and they say the cargo coils are for sedans only and do not have an application for wagons. Replace if necessary. When disconnected from the chassis, a shock absorber with a full gas charge will quickly extend the piston rod. All Products by CXRACING are solely for Competition Vehicles(race vehicles) that are for Off-Road, Track Racing ONLY. [from Import Car Magazine, Mar 03, by Gary Goms]. Multi Link. Don't fit AWD Model
Therefore we advice all customers to inquire with us before placing an order about location from which the parts required will be sent out from to possibly avoid any DUTY/TAXES upon arrival. Removal is similar to the non-Nivomat above. This hole was just big enough for the shock to rest snugly in there when properly installed. Although we do recommend a respectable garage to perform the installation. Wheel bearings are good. Enter your search keyword. When aligning, start at the rear first setting up the camber, then the toe. Acceleration from standstill in normal traffic results in a clunk which seems to come from rear end. To expose it the box section as I will call it needs to be cut, although on the opposite side of the box, parallel to the upper mount. MULTI-LINK 1994. If there is a big framework in the center and long control arms and little constant velocity flexible driveshafts running from center out toward each wheel, then it is multilink (Independent Rear Suspension). Damper CoilOvers Suspension Kit For 2006-2017 Lexus LS460 Pillow Ball Mount . Some auto manufacturers design soft suspensions; others design firm suspensions, depending upon model application. is easily done using a big spanner. In many cases, these are made with lighter, stronger materials than stock, so youll reduce your driving weight.