Newsletter

Products

Shocks

FOX 4.0 Bypass Piggy-Back Shock

Fox 4.0" Piggy-Back Bypass Shocks. These shocks represent the state of the art in off-road racing shock technology. Top Trophy Truck teams and competitors like Andy McMillin, rely on Fox Shox to handle the biggest G-outs and massive loads that these race truck suspension systems encounter. Only the best materials are used in the construction of these top of the line bypass shocks.

Fox designed this shock for use in Class 1 Buggy, Class 8 Truck, and Trophy Truck classes. Features include a smooth bore seamless alloy body which is cadmium plated for good looks and easy maintenance. 200 PSI nitrogen gas shock has 4.0" CAD aluminum piston for high flow/low cavitation. Velocity sensitive custom valving. Customer serviceable/tuneable. Billet aluminum 6061-T6 ends house teflon lined heims.

These position sensitive shocks are externally adjustable. Bypass shocks allow you to specifically tune your shock in an exact suspension travel range. Compression bypass is controlled by the blue adjusters, and rebound bypass by the red adjusters. Gold adjuster are for 'Free Bleed"

Configured with 4 or 5 bypass tubes.

Bottom mount piggy-back reservoir provides added oil volume to keep the shock cooler, minimize cavitation, and promote consistant shock dampning during longer races.

Alloy steel heat treated 1 1/8"" shafts are hard chrome plated.

High-temp Viton® redundant sealing pack system with main seal, wiper seal and scraper seal.

Available in 12, 14", 16, and 18"strokes.

All Fox Bypass Racing Shocks are nitrogen pressurized and can be run at any angle.

CA Prop 65 Warning

SPECIAL ORDER-ALLOW 10-12 Weeks Delivery time!

Call For Pricing

Sku List: