1990 Nissan SuperSprings Parts

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D21

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1990 Nissan D21 Leaf Helper Spring SuperSprings

Rear; Self-Adjusting Suspension Stabilizing System; Provides 750 lbs Additional Load Leveling Ability; Do Not Exceed GVWR Leaf Spring Dimensions 40L x 2.5W x .0323~Mounts Directly On Axle
SuperSprings; Rear; Self-Adjusting Suspension Stabilizing System; Provides 750 lbs Additional Load Leveling Ability; Do Not Exceed GVWR;
SuperSprings
Features:
- Sold as a pair left and right
- Requires no maintenance
- Proudly made in the U.S.A.
- Self Adjusting Suspension Stabilizing System
- Provides 750 Pounds Additional Load Leveling Ability
- Reduces Body Roll Up To 30 Pct Without Compromising Ride Quality
- Works In Conjunction w/Original Equipment Leaf Spring Assembly
- Adjustable Shackles Allow Installation To Suit Various Needs
- Typical Installation Completed In Approximately One Hour
- SAE 5160H 51 Pct Alloy/60 Pct Carbon High Grade Steel
- Shot Peened To Relieve Spring Stress And Extend Product Life
- Never Load Any Vehicle Beyond The Manufacturers GVWR
SuperSprings(R) are a unique and patented self-adjusting suspension stabilizing system for vehicles with rear leaf springs, designed to level loads and reduce body roll. SuperSprings(R) provide users extra load support and reduce body roll without compromising ride quality. They are manufactured using a variety of different sized springs to support multiple applications. All SuperSprings(R) are manufactured in the U.S.A. from SAE5160H high grade, shot peened steel.

Additional Fitment Information:

Vehicle	Drive Type
1990 - Nissan D21	RWD

1990 Nissan D21 Leaf Helper Spring SuperSprings

Rear; Self-Adjusting Suspension Stabilizing System; Provides 750 lbs Additional Load Leveling Ability; Do Not Exceed GVWR Leaf Spring Dimensions 40L x 2.5W x .0323~Mounts Directly On Axle
SuperSprings; Rear; Self-Adjusting Suspension Stabilizing System; Provides 750 lbs Additional Load Leveling Ability; Do Not Exceed GVWR;
SuperSprings
Features:
- Sold as a pair left and right
- Requires no maintenance
- Proudly made in the U.S.A.
- Self Adjusting Suspension Stabilizing System
- Provides 750 Pounds Additional Load Leveling Ability
- Reduces Body Roll Up To 30 Pct Without Compromising Ride Quality
- Works In Conjunction w/Original Equipment Leaf Spring Assembly
- Adjustable Shackles Allow Installation To Suit Various Needs
- Typical Installation Completed In Approximately One Hour
- SAE 5160H 51 Pct Alloy/60 Pct Carbon High Grade Steel
- Shot Peened To Relieve Spring Stress And Extend Product Life
- Never Load Any Vehicle Beyond The Manufacturers GVWR
SuperSprings(R) are a unique and patented self-adjusting suspension stabilizing system for vehicles with rear leaf springs, designed to level loads and reduce body roll. SuperSprings(R) provide users extra load support and reduce body roll without compromising ride quality. They are manufactured using a variety of different sized springs to support multiple applications. All SuperSprings(R) are manufactured in the U.S.A. from SAE5160H high grade, shot peened steel.