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 E4Od 45 Element Intermed Sprag

TCI E4Od 45 Element Intermed Sprag

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ATI Performance Products Sprag, Intermediate, Heavy Duty, 34-Element, 65-71, Bwa

ATI Performance Products Sprag, Intermediate, Heavy Duty, 34-Element, 65-71, Bwa

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ATI Performance Products Sprag, Direct Drum, Steel, Heavy-Duty, GM, TH350, Each

ATI Performance Products Sprag, Direct Drum, Steel, Heavy-Duty, GM, TH350, Each

$809.30

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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

$41.02

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TCI 5R55S Overdrive Sprag

TCI 5R55S Overdrive Sprag

$153.38

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