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1.57 Second Gear.; This Low Gear Planetary for TH400 Transmissions is a great way to gain more gear reduction for better low-end response and torque without sacrificing your highway cruising RPM/Economy. Features a 2.75 first gear instead of OEM 2.48.

1.57 Second Gear.; This Low Gear Planetary for TH400 Transmissions is a great way to gain more gear reduction for better low-end response and torque without sacrificing your highway cruising RPM/Economy. Features a 2.97 first gear instead of OEM 2.48.

1.57 Second Gear.; Our Low Gear Planetary for 91-96 4L80E Transmissions is a great way to gain more gear reduction for better low-end response/ torque without sacrificing your cruising RPM/Economy. Features a 2.97 1st gear instead of OEM 2.48.

1.57 Second Gear.; Our Low Gear Planetary for 97+ 4L80E Transmissions is a great way to gain more gear reduction for better low-end response/ torque without sacrificing your cruising RPM/Economy. Features a 2.75 1st gear instead of OEM 2.48.

TH350 StreetFighter Package1 for Chevrolet 4.3 and V8 Engines.; This TH350 transmission is equipped with TCI StreetFighter components to handle up to 575 HP from Chevrolet 4.3 and V8 engines. Kit includes our 311000 StreetFighter TH350, 240900 Breakaway Converter, Dipstick and Detent Cable.

TH350 StreetFighter Package for Chevrolet 4.3 and V8 Engines.; This TH350 transmission is equipped with TCI StreetFighter components to handle 575 HP from Chevrolet 4.3 and V8 engines. Kit includes our TH350, 241000 StreetFighter Converter, Dipstick, Detent Cable and Max Shift Fluid.

1.98 Ratio Bolt-Together Shorty Powerglide 27 Spline Planetary Set.; Our 1.98 Ratio Bolt-Together Powerglide 9310 Steel 27 Spline Planetary Set provides the strongest and lowest friction gear set on the market. Features Steel-backed bi-metal washers and a PTFE layer to reduce heat.