Sprags--or one-way clutches--are extremely important in GM TH350 and TH400 transmissions because they carry an up-shifting torque load. Prevent transmission failure with sprags and races from ATI Performance Products and compete with increased confidence.

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ATI Performance Products Sprag, Intermediate (OEM)

ATI Performance Products Sprag, Intermediate (OEM)

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TCI Automatic Transmission Direct Drum, Steel, High Gear Assembly, GM, TH400, Kit

TCI Automatic Transmission Direct Drum, Steel, High Gear Assembly, GM, TH400, Kit

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TCI Powerglide 10-Clutch Steel Complete Drum Kit.

TCI Powerglide 10-Clutch Steel Complete Drum Kit.

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ATI Performance Products Sprag, Roller Type, Steel, for GM TH400 Automatic Transmission (1966 and Later), Each

ATI Performance Products Sprag, Roller Type, Steel, for GM TH400 Automatic Transmission (1966 and Later), Each

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ATI Performance Products Race, Outer, Steel, Fits 36 Element Sprag, GM TH350, Each

ATI Performance Products Race, Outer, Steel, Fits 36 Element Sprag, GM TH350, Each

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TCI 5R55S Overdrive Sprag

TCI 5R55S Overdrive Sprag

$153.38

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