Suspension Shock Absorber and Coil Spring Assembly Suspension Parts


Showing 1 - 10 of 23 products
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Qa1
  • Kit, Rear Pro-Coil S-Adj Chevelle, 14-175
  • Rear Pro Coil shock for 64-72 GM A-bodies. Single adjustable and includes all mounting hardware, brackets, two shocks and springs with a spring rate of 175.
  • Product Attributes:
    • California Proposition 65: Warning: Cancer And Reproductive Harm. Www.p65warnings.ca.gov
    • Title: Qa1 Shock Absorber And Coil Spring Assembly Rck52341
  • QA1 offers bolt-in Rear Coil-Over Conversion Kits for 1964-1972 GM A-body vehicles. These kits include specially designed USA made mounting brackets and single or double adjustable aluminum shocks, high travel springs and all necessary hardware. Single adjustable shocks provide 18 positions of simultaneous rebound and compression adjustment while QA1's double adjustable shocks provide 18 positions of compression adjustment and 18 positions of rebound adjustment, for a total of 324 possible valving combinations. These shocks also utilize a fully threaded body allowing for ride height adjustability. Multiple spring rate options are also available, and have been successfully tested in various applications, from casual street driving to hard core race applications. With our highly popular adjustable front coil-over kits and the addition of the rear coil-over conversion kit, you can now get a complete suspension makeover for both ends of the vehicle. These lightweight billet aluminum coil-over shocks are made in the USA and offer easy, bolt-in installation and ride height adjustability. They are 100% dyno tested and serialized and serviceable and rebuildable by QA1 authorized service centers. Used in drag racing, street performance, autocross, road racing and street rod applications. Conversion Kit Note: Later model vehicles tend to weigh more on average. Please take this into account when ordering springs.

Additional Fitment Information:
Vehicle
1970 - Buick Skylark

Qa1
  • Kit, Rear Pro-Coil S-Adj Chevelle, 14-150
  • Rear Pro Coil shock for 64-72 GM A-bodies. Single adjustable and includes all mounting hardware, brackets, two shocks and springs with a spring rate of 150.
  • Product Attributes:
    • California Proposition 65: Warning: Cancer And Reproductive Harm. Www.p65warnings.ca.gov
    • Title: Qa1 Shock Absorber And Coil Spring Assembly Rck52340
  • QA1 offers bolt-in Rear Coil-Over Conversion Kits for 1964-1972 GM A-body vehicles. These kits include specially designed USA made mounting brackets and single or double adjustable aluminum shocks, high travel springs and all necessary hardware. Single adjustable shocks provide 18 positions of simultaneous rebound and compression adjustment while QA1's double adjustable shocks provide 18 positions of compression adjustment and 18 positions of rebound adjustment, for a total of 324 possible valving combinations. These shocks also utilize a fully threaded body allowing for ride height adjustability. Multiple spring rate options are also available, and have been successfully tested in various applications, from casual street driving to hard core race applications. With our highly popular adjustable front coil-over kits and the addition of the rear coil-over conversion kit, you can now get a complete suspension makeover for both ends of the vehicle. These lightweight billet aluminum coil-over shocks are made in the USA and offer easy, bolt-in installation and ride height adjustability. They are 100% dyno tested and serialized and serviceable and rebuildable by QA1 authorized service centers. Used in drag racing, street performance, autocross, road racing and street rod applications. Conversion Kit Note: Later model vehicles tend to weigh more on average. Please take this into account when ordering springs.

Additional Fitment Information:
Vehicle
1966 - Buick Gran Sport

Qa1
  • Kit, Rear Pro-Coil S-Adj GM G-Body, 12-200
  • Rear Pro Coil shock for 78-88 GM G-bodies. Single adjustable and includes all mounting hardware, brackets, two shocks and springs with a spring rate of 200.
  • Product Attributes:
    • California Proposition 65: Warning: Cancer And Reproductive Harm. Www.p65warnings.ca.gov
    • Title: Qa1 Shock Absorber And Coil Spring Assembly Rck52352
  • QA1 offers bolt-in Rear Coil-Over Conversion Kits for 1978-1988 GM G-Bodies. These kits include specially designed USA made mounting brackets and single or double adjustable aluminum shocks, springs and all necessary hardware. Single adjustable shocks provide 18 positions of simultaneous rebound and compression adjustment while QA1's double adjustable shocks provide 18 positions of compression adjustment and 18 positions of rebound adjustment, for a total of 324 possible valving combinations. These shocks also utilize a fully threaded body allowing for ride height adjustability. Multiple spring rate options are also available, and have been successfully tested in various applications, from casual street driving to hard core race applications. With our highly popular adjustable struts and the addition of the Rear Coil-Over Conversion Kit, you can now get a complete suspension makeover for both ends of the vehicle. These lightweight billet aluminum coil-over shocks are made in the USA and offer easy, bolt-in installation and ride height adjustability. They are 100% dyno tested and serialized and serviceable and rebuildable by QA1 authorized service centers. Used in drag racing, street performance, autocross, road racing and street rod applications. Kit will lower the vehicle. Conversion Kit Note: Later model vehicles tend to weigh more on average. Please take this into account when ordering springs.

Additional Fitment Information:
Vehicle
1979 - Buick Regal

Qa1
  • Kit, Rear Pro-Coil D-Adj Chevelle, 14-175
  • Rear Pro Coil shock for 64-72 GM A-bodies. Double adjustable and includes all mounting hardware, brackets, two shocks and springs with a spring rate of 175.
  • Product Attributes:
    • California Proposition 65: Warning: Cancer And Reproductive Harm. Www.p65warnings.ca.gov
    • Title: Qa1 Shock Absorber And Coil Spring Assembly Rck52337
  • QA1 offers bolt-in Rear Coil-Over Conversion Kits for 1964-1972 GM A-body vehicles. These kits include specially designed USA made mounting brackets and single or double adjustable aluminum shocks, high travel springs and all necessary hardware. Single adjustable shocks provide 18 positions of simultaneous rebound and compression adjustment while QA1's double adjustable shocks provide 18 positions of compression adjustment and 18 positions of rebound adjustment, for a total of 324 possible valving combinations. These shocks also utilize a fully threaded body allowing for ride height adjustability. Multiple spring rate options are also available, and have been successfully tested in various applications, from casual street driving to hard core race applications. With our highly popular adjustable front coil-over kits and the addition of the rear coil-over conversion kit, you can now get a complete suspension makeover for both ends of the vehicle.These lightweight billet aluminum coil-over shocks are made in the USA and offer easy, bolt-in installation and ride height adjustability. They are 100% dyno tested and serialized and serviceable and rebuildable by QA1 authorized service centers. Used in drag racing, street performance, autocross, road racing and street rod applications. Conversion Kit Note: Later model vehicles tend to weigh more on average. Please take this into account when ordering springs.

Additional Fitment Information:
Vehicle
1967 - Buick Special

Qa1
  • QA1 78-88 G-Body Big Wheel Rear Coilover Kit, Single Adjustable
  • QA1 78-88 GM G-Body Big Wheel Rear Coilover Kit with single adjustable Proma Star shocks and 12", 200 lb. springs
  • Product Attributes:
    • California Proposition 65: Warning: Cancer And Reproductive Harm. Www.p65warnings.ca.gov
    • Title: Qa1 Rck52366 Rear Coilover Kit
  • Get the perfect look by easily adjusting your ride height on your Monte Carlo or Cutlass. These rear coil-overs allow ride height adjustment up to 1” higher to 3” lower than stock. Dialing in the perfect stance on your G-body can be done in minutes. Single adjustable shocks allow you to simultaneously adjust shock valving to firm up or soften the ride. With registration, your shocks can be backed with a best-in-class Limited Lifetime Warranty.

Additional Fitment Information:
Vehicle
1982 - GMC Caballero

Bilstein
  • B8 8112 (ZoneControl CR DSA+) - Front Right Corner Module
  • Front Lift Height: 1.2-2.6"
  • 60mm Front Right Corner Module
  • B8 8112 (ZoneControl CR DSA+)
  • Product Attributes:
    • California Proposition 65: Warning: Cancer & Reproductive Harm - Www.p65warnings.ca.gov
    • Internal Design: Monotube
    • Upper Mount Type: Special
    • Extended Length (MM): 568.8
    • Reservoir: Yes
    • Body Design: Smooth Body (coilover)
    • Spring Seat Included: Yes
    • Body Material: Steel
    • Collapsed Length (MM): 442.6
    • Boot Included: No
    • Lower Mount Type: Eye 15.88mm
    • Optional Heavy Load Springs: 53-291394, 53-291387
    • Adjustable Damping: Click Adjusters For High And Low Speed Compression Plus Internal Bump Stop (jco)
    • Body Diameter (ID): 60mm
  • Bilstein B8 8112 (ZoneControl CR DSA+) is a direct fit, 3-way adjustable, 60mm, position sensitive coilover shock designed for light trucks and SUV’s. ZoneControl CR DSA+ is a revolutionary technology delivering position sensitive damping plus user Dual Speed Adjustability. The system incorporates a triple piston design, offering 3 stages of compression valving and 2 stages of rebound valving. Click adjuster knobs allow easy and precise Dual Speed Adjustment of both low and high speed compression plus an adjustable JCO (internal hydraulic bump stop). The coilover module utilizes a threaded spring seat for ride height adjustability ranging from 0-2.6” (depending on application). It is supplied with a remote reservoir for increased cooling along with an accompanied, bolt-on anodized reservoir chassis mount. Bilstein B8 8112 (ZoneControl CR DSA+) position sensitive Dual Speed Adjustable coilovers offer unparalleled ride comfort during every day driving combined with maximum control over large suspension inputs with the ability to quickly adjust the shock to tackle any terrain.

Additional Fitment Information:
Vehicle Block CC Position Engine Sub Model CID
2010 - Toyota Tacoma V 3956 Front Right 6 Cyl 4.0L Pre Runner 241

Bilstein
  • B8 8112 (ZoneControl CR DSA+) - Front Left Corner Module
  • Front Lift Height: 1.2-2.6"
  • 60mm Front Left Corner Module
  • B8 8112 (ZoneControl CR DSA+)
  • Product Attributes:
    • California Proposition 65: Warning: Cancer & Reproductive Harm - Www.p65warnings.ca.gov
    • Internal Design: Monotube
    • Upper Mount Type: Special
    • Extended Length (MM): 568.8
    • Reservoir: Yes
    • Body Design: Smooth Body (coilover)
    • Spring Seat Included: Yes
    • Body Material: Steel
    • Collapsed Length (MM): 442.6
    • Boot Included: No
    • Lower Mount Type: Eye 15.88mm
    • Optional Heavy Load Springs: 53-291394, 53-291387
    • Adjustable Damping: Click Adjusters For High And Low Speed Compression Plus Internal Bump Stop (jco)
    • Body Diameter (ID): 60mm
  • Bilstein B8 8112 (ZoneControl CR DSA+) is a direct fit, 3-way adjustable, 60mm, position sensitive coilover shock designed for light trucks and SUV’s. ZoneControl CR DSA+ is a revolutionary technology delivering position sensitive damping plus user Dual Speed Adjustability. The system incorporates a triple piston design, offering 3 stages of compression valving and 2 stages of rebound valving. Click adjuster knobs allow easy and precise Dual Speed Adjustment of both low and high speed compression plus an adjustable JCO (internal hydraulic bump stop). The coilover module utilizes a threaded spring seat for ride height adjustability ranging from 0-2.6” (depending on application). It is supplied with a remote reservoir for increased cooling along with an accompanied, bolt-on anodized reservoir chassis mount. Bilstein B8 8112 (ZoneControl CR DSA+) position sensitive Dual Speed Adjustable coilovers offer unparalleled ride comfort during every day driving combined with maximum control over large suspension inputs with the ability to quickly adjust the shock to tackle any terrain.

Additional Fitment Information:
Vehicle Block CC Position Engine Sub Model CID
2007 - Toyota Tacoma V 3956 Front Left 6 Cyl 4.0L Pre Runner 241

Bilstein
  • B8 8112 (ZoneControl CR DSA+) - Front Right Corner Module
  • Front Lift Height: 0.9-2.6"
  • 60mm Front Right Corner Module
  • B8 8112 (ZoneControl CR DSA+)
  • Product Attributes:
    • California Proposition 65: Warning: Cancer & Reproductive Harm - Www.p65warnings.ca.gov
    • Internal Design: Monotube
    • Upper Mount Type: Special
    • Extended Length (MM): 568.8
    • Reservoir: Yes
    • Body Design: Smooth Body (coilover)
    • Spring Seat Included: Yes
    • Body Material: Steel
    • Collapsed Length (MM): 442.6
    • Boot Included: No
    • Lower Mount Type: Eye 15.88mm
    • Optional Heavy Load Springs: 53-291394, 53-291387
    • Adjustable Damping: Click Adjusters For High And Low Speed Compression Plus Internal Bump Stop (jco)
    • Body Diameter (ID): 60mm
  • Bilstein B8 8112 (ZoneControl CR DSA+) is a direct fit, 3-way adjustable, 60mm, position sensitive coilover shock designed for light trucks and SUV’s. ZoneControl CR DSA+ is a revolutionary technology delivering position sensitive damping plus user Dual Speed Adjustability. The system incorporates a triple piston design, offering 3 stages of compression valving and 2 stages of rebound valving. Click adjuster knobs allow easy and precise Dual Speed Adjustment of both low and high speed compression plus an adjustable JCO (internal hydraulic bump stop). The coilover module utilizes a threaded spring seat for ride height adjustability ranging from 0-2.6” (depending on application). It is supplied with a remote reservoir for increased cooling along with an accompanied, bolt-on anodized reservoir chassis mount. Bilstein B8 8112 (ZoneControl CR DSA+) position sensitive Dual Speed Adjustable coilovers offer unparalleled ride comfort during every day driving combined with maximum control over large suspension inputs with the ability to quickly adjust the shock to tackle any terrain.

Additional Fitment Information:
Vehicle Block CC Position Engine Sub Model Drive Type CID
2008 - Toyota Tacoma V 3956 Front Right 6 Cyl 4.0L Base 4WD 241

Bilstein
  • B8 8112 (ZoneControl CR DSA+) - Front Left Corner Module
  • Front Lift Height: 0.9-2.6"
  • 60mm Front Left Corner Module
  • B8 8112 (ZoneControl CR DSA+)
  • Product Attributes:
    • California Proposition 65: Warning: Cancer & Reproductive Harm - Www.p65warnings.ca.gov
    • Internal Design: Monotube
    • Upper Mount Type: Special
    • Extended Length (MM): 568.8
    • Reservoir: Yes
    • Body Design: Smooth Body (coilover)
    • Spring Seat Included: Yes
    • Body Material: Steel
    • Collapsed Length (MM): 442.6
    • Boot Included: No
    • Lower Mount Type: Eye 15.88mm
    • Optional Heavy Load Springs: 53-291394, 53-291387
    • Adjustable Damping: Click Adjusters For High And Low Speed Compression Plus Internal Bump Stop (jco)
    • Body Diameter (ID): 60mm
  • Bilstein B8 8112 (ZoneControl CR DSA+) is a direct fit, 3-way adjustable, 60mm, position sensitive coilover shock designed for light trucks and SUV’s. ZoneControl CR DSA+ is a revolutionary technology delivering position sensitive damping plus user Dual Speed Adjustability. The system incorporates a triple piston design, offering 3 stages of compression valving and 2 stages of rebound valving. Click adjuster knobs allow easy and precise Dual Speed Adjustment of both low and high speed compression plus an adjustable JCO (internal hydraulic bump stop). The coilover module utilizes a threaded spring seat for ride height adjustability ranging from 0-2.6” (depending on application). It is supplied with a remote reservoir for increased cooling along with an accompanied, bolt-on anodized reservoir chassis mount. Bilstein B8 8112 (ZoneControl CR DSA+) position sensitive Dual Speed Adjustable coilovers offer unparalleled ride comfort during every day driving combined with maximum control over large suspension inputs with the ability to quickly adjust the shock to tackle any terrain.

Additional Fitment Information:
Vehicle Block CC Position Engine Sub Model Drive Type CID
2011 - Toyota Tacoma V 3956 Front Left 6 Cyl 4.0L Base 4WD 241

Qa1
  • Kit, Pro-Coil Aluminum S-Adj 10-650 Tapered Flt Lg, 99-06 Silverado
  • Front Pro Coil single adjustable stock mount shock kit. Compressed length of 9.63" and extended length of 14.5". Includes 10" spring with rating of 650 for use on 99-06 Silverados/Sierras.
  • Product Attributes:
    • California Proposition 65: Warning: Cancer And Reproductive Harm. Www.p65warnings.ca.gov
    • Title: Qa1 Shock Absorber And Coil Spring Assembly Gs517-10650c
  • These QA1 GM Pro Coil Systems are a great option for anyone looking for fully adjustable ride height and valving control. Choose a spring rate and adjustability that fits your driving style, adjust the valving to match and you are on your way. These shocks also utilize a fully threaded body that allows you to adjust your ride height for the perfect stance or to finely tune the weight balance for superior handling. Specially designed for QA1's Pro Coil Systems, the American-made lightweight high travel springs have fewer coils and a smaller wire diameter, resulting in increased travel due to the larger distance between the coils. They reduce unsprung weight and react faster, optimizing suspension performance. Multiple spring rate options are also available and have been successfully tested in various applications, from casual street driving to hard core race applications. Adjustable Pro Coil System Features: Available in independent compression and rebound double adjustable, simultaneous compression and rebound adjustable, or drag "R" Series adjustable, Lightweight Billet Aluminum Coil-Over Shocks, High Travel Springs, Easy, Bolt-In Installation, Ride Height Adjustable, 100% Dyno Tested and Serialized, Serviceable and Rebuildable by QA1 Authorized Service Centers, Made in the USA, Used in drag racing, street performance, autocross, road racing and street rod applications, Sold in Pairs, Non-Adjustable Pro Coil System Features: Steel, Stock Appearing Coil-Over Shocks, High Travel Springs, Easy, Bolt-In Installation, Ride Height Adjustable, Used in drag racing, street performance, autocross, road racing and street rod applications, Sold in Pairs

Additional Fitment Information:
Vehicle
2006 - GMC Sierra 1500
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