A205-550R - 1970-1981 F-Body 1978-1996 B-Body Viking C/O Kit, Double Ad- PolyFront Spring Rate Options: 250lb 11 tall springs for drag race only. Serious lightening required. 350lb Small block cruise or drag race with lightening required. 450lb Small block cruise, big block drag race. 550lb Small block handling, all big blocks except drag. (Allows up to 2 lowering)650lb Small block and big block handling, autocross. (Allows up to 2 lowering)

factory stamped lower control arms and panhard bar with our heavy duty tubular setup

but too much slipperiness causes excess wheel spin

Factory Rear End

An optional hardware kit is available for easy installation

improving traction

Adjustments are made using an aircraft quality 4140 Chrome Moly heat treated adjuster and QA1 spherical bearing rod end

Not recommended for use in cold climates (neg 20 degrees C/neg 5 degrees F for 20W50)

This Bushing end is designed to replace ¾”-16 right hand threaded rod ends by simply removing the rod end and screwing in this Roto-Joint assembly

Applications: 2015+ Ford S550 Mustang   NOTE: If you have installed the Ford Performance Bushing in the knuckle in the Toe Arm location

If your strut brand is not listed

XTerra M226 rear differential

Our tubular control arms provide a solution for both weekend cruisers and track enthusiasts