Concentric Reducer, 3.00" x 4.00" O.D. - 4.00" long 1998-pontiac-firebird-esi4271216 19 position rebound adjustments help

19 position rebound adjustments help dial in the ride and handling

The polyurethane bushings are designed to bolt to the car chassis for a quiet

minimizing the risk of hydroplaning and maintaining control even in adverse weather

The face of the top plate has alignment reference marks to make it easy to see the difference between your “Street” and “Race” alignments

This causes all kinds of rearend alignment issues

Concentric Reducer, 3.00" x 4.00" O.D. - 4.00" long 1998-pontiac-firebird-esi4271216 19 position rebound adjustments helpVibrant Performance 304 Stainless Steel Transitions offer a convenient solution for fabricators looking to transition from one size or configuration to another. Easy to weld, our collection is available in sizes ranging from 1 to 4.