2655-1 - 1970-1981 GM F-Body Lower A-Arms, Tall Ball Joints, Race VersionOptional New Hardware Kit: UMI offers the option of new high grade mounting hardware for your classic Camaro or Firebird. 1970 1974 cars use standard hardware while 1975 1981 use 14mm metric hardware. UMI suggests checking the current hardware size before ordering to confirm. UMI a arms are supplied with both sets of mounting sleeves to accept either hardware sizes. Hardware kits are Grade 8 standard and Grade 10. 9 metric with Ny lock nuts.

2004-2008 Titan rear differential

This allows the adjustment range to be tailored to how the vehicle is set-up and how the vehicle will be driven or used for competitive purposes

while adding ride improvements and they also work excellent to reduce traction loss

at percent C 50 at neg 15

Whether you're a weekend warrior

This setup is purpose-built for drag racing performance and is not recommended for street handling applications

The included polyurethane bushings are an excellent improvement over the OEM rubber bushings

absorbing unwanted road noise

Designed for transmissions and trans axles - helps to slow synchros for easier shifting across a broad temperature range

Not recommended for most synchro applications due to the product's extreme slipperiness

With these vehicles

"Ultimate Arms"