4 Link Traction Bars

Home 1947 1955 1 suspension high performance components 4 link traction bar kits 4 link traction bar kits sort by price low high price high low title a z title z a item code a z item code z a popularity top rated.

4 link traction bars. A 4 link suspension system is commonly used to replace leaf springs and shocks in vehicles to provide much greater stability while cornering greater tire contact and traction for drag racers and reduces body roll in lifted off road trucks and suvs. After you get the bars the same length you need to put them back in and get the car square front to back and corner to corner. The parallel 4 link is designed to keep the rear axle centered and to keep the pinion angle from changing keep the axle from rotating. A guide to tuning your four link suspension system ladder bars.

Traction bars also called slapper bars or anti hop bars secure the axle against the frame so all the power goes to the pavement instead. That changes things and we re not finished with it yet. The first thing you want to do is make sure the upper bars are the same length and that the lower bars are the same length. A 4 link rear suspension system provides many performance advantages and longevity over a leaf spring setup.

Indexing a 4 link birdcage rotates or indexes on the axle tube whenever the suspension moves unless both upper and lower links are equal in length and parallel to each other. When a drag car launches the rear end wraps up. Let s start at the beginning. See more ideas about chassis fabrication trophy truck tube chassis.

Mar 24 2020 explore fangclaw517 s board 4 link and traction bars on pinterest. Massive rear wheel torque can cause axle wrap wheel hop tire spin and leaf spring wind up. Check out tuning 4 link rear suspensions for the drag strip. The purpose of a traction.

It works especially well under hard acceleration at the drags or hard cornering at the track. This kind of suspension always has some kind of panhard bar to keep the axle centered. If your 4 link bars are adjustable for length you can do it there.