B&M 70239 Shift Improver Kit for Automatic Transmissions 696746196123 Professional high-carbon stainless steel blades

Professional high-carbon stainless steel blades with black polymer handles

Taper Backcut Reverse TwistIPG = Cast Iron

Gauge kit includes 1/8" nylon line

Plug in replacement unit

Hard to find diesel hanger senders

B&M 70239 Shift Improver Kit for Automatic Transmissions 696746196123 Professional high-carbon stainless steel bladesBrand B&M Model 70239 Recalibrates your automatic transmission for crisp shifts, optimum performance, and extended life Eliminates shift overlap and excess wear on clutches and bands due to slippage Two kits in one box select Stage 1 for RV heavy duty applications, or Stage 2 for street strip applications Installs easily with hand tools Backed by the manufacturer with a 1 year limited warranty The B&M Shift Improver Kit can help increase the