Progressive Suspension 512-1021B PROGRESSIVE 512-1021B Ea/512 Rear Atv Shock

Progressive 412/413/512 series shocks are the first aftermarket shock designed specifically for ATVs. They have undergone extensive R & D to provide the finest possible shock for your ATV.
Progressive ATV shocks come with springs installed.
Front shocks and some Rears are sold in pairs.

412/413 Series Features:

• Progressive rate springs for a comfortable ride and improved load stability
• All steel double wall damper with multi-stage velocity sensitive damping
• Five position cam style preload adjuster

512 Series Features:

• Progressive rate springs for a comfortable ride and improved load stability
• Five position pre-load adjustments
• Velocity sensitive damping for a smoother ride
• Gas charged damping consistency
• Equipped with ?Shock Sox? to help keep springs and adjusters clean