Unlike other heavy-duty shifters, Steeda didn't just copy their T-5 shifter onto a Tremec base. The entire shifter mechanism was re-engineered to have the correct pivot ratio and spring tension for the beefier Tremec transmission. Your Tremec isn't the same inside as a T-5. Why should your shifter be?Features: Offset-Preload' coil springs find third gear for you. Most comfortable hand position of any short throw shifter. Two position adjustable height. Shortest throw of any shifter. Smooth, confident, precise shifts. Exclusive BootGuard (prevents damage to factory rubber inner boot. Adjustable positive stops prevent over extending the shift lever, preventing costly transmission damage. CNC machined from billet 6061 T-6 aluminum. No welds, stampings, or castings to break. Nickel plated pivot shaft won't rust or stain. Accepts factory & Steeda knobs. Includes Steeda's exclusive Tri-Ax shift handle. Fits Aftermarket Tremec 3550 Transmission Only