GPM Aluminum Rear L-Shape Spring Damper 139mm Black : Unlimited Desert Racer

Aluminum Rear L-Shape Spring Damper (139mm) 
Shock cylinder made of high quality aluminum, lightweight and sturdy. Spring retainer is tightly sealed to prevent oil leakage. L-shape piggy back reservoir extends travel of the oil to help smoothen out the drive with better performance.
The coil is thickened from 1.8mm to 2mm to provide more power (can be replaced by original stock spring if softer spring is needed). Shock shaft is thickened from 3.5mm to 5mm to increase sturdiness and prevent bending.
Original stock part number : 8460X.
Will fit : Traxxas 1/7 Unlimited Desert Racer 6S RTR 4WD Race Truck (#85076-4)