Performance & Replacement Transmission & Drivetrain Parts

Yukon Pinion install kit for GM 12 bolt car differential

Part Number: YGA-13056

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Ring and Pinion Installation Kit, 30 Spline, GM 8.5 in., Kit

Part Number: YGA-13069

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Ring and Pinion Gears, 3.23:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5/8.6 in., Set

Part Number: SPZ-36212

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Estimated Ship Date: Nov 13, 2025 if ordered today

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Flywheel, PQx, Billet Aluminum, 168-tooth, 14.000 lbs., SFI 1.1, External Engine Balance, Chevy, 7.4L, Each

Part Number: PQX-1945401

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Gear, Ring and Pinion, 3.42:1 Ratio, GM 8.875 in. (12-Bolt), Set

Part Number: RNB-697-136

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Yoke, Steel, 1310, GM TH400 Transmission, 32-Spline, Each

Part Number: TCI-965310

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 5, 2025 if ordered today

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System High Flow Filter GM TH350

Part Number: TCI-328505

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Kit Thrust Washers GM TH400

Part Number: TCI-243600

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Dec 5, 2025 if ordered today

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Automatic Transmission, Remanufactured, Reverse Shift Pattern, Trans-Brake, Full Manual Valve Body, Chevy, TH350, Each

Part Number: TCI-312500

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 5, 2025 if ordered today

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Clutch and Flywheel Kit

Part Number: CTF-412714800

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Flywheel, Billet Aluminum, 168-Tooth, Internal Engine Balance, SFI 1.1, Chevy, Each

Part Number: CTF-901120

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Transmission Clutch Kit, Dual Friction(R), Clutch Kit

Part Number: CTF-KDF713916

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Clutch Disc, 600 Series, 1.125 in. - 26-spline, Ceramic, 11.00 in. Diameter, Drag Race, Street/Strip, V8, Each

Part Number: MCL-260671

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Clutch Kit, II, Performance, Single Disc, 26-Spline, 1.125 in. Diameter, 10.400 in. Disc Diameter, Organic, Full Face, Sprung Hub, Kit

Part Number: CTF-KCFT613916

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Torque Converters, Twister Full Race, 2,800-3,200 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, Chevrolet THM400, Buick, Chevy, Jeep, Each

Part Number: HAY-97-1D28F

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 17, 2025 if ordered today

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Clutch Kit, Organic, 1 1/8 in. Diameter Shaft, 26-Spline, 11 in. Diameter Disc, Buick, Chevy, GMC, Pontiac

Part Number: HAY-85-112

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Nov 17, 2025 if ordered today

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Clutch Kit, Street 650 Clutch Conversion, Performance, Single Disc, 1.125 in. - 10-spline, 11.000 in. Sintered Metallic Disc Diameter, Chevy, Jeep

Part Number: HAY-92-1004

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Differential, Grip Pro Traction System, 30-Spline, GM 8.875 in., 12-Bolt Car, Each

Part Number: PWT-GT231230

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Differential Side Bearing Spacer; Solid Differential Spacer; Fits GM 12 Bolt Car

Part Number: RMG-04-0012-1

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885308

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 17, 2025 if ordered today

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Automatic Transmission Dipstick with Tube, Locking, Steel, Clear Zinc, Chevy, Powerglide, Each

Part Number: TCI-743800

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Planetary Cover, Fits TCI Shorty Planetary, With Needle Bearing, Each

Part Number: TCI-746401

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Kit Thrust Washers GM Powerglide

Part Number: TCI-623600

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Differential Ring and Pinion; GM 12 Bolt 8.875 - Thin Gear - 3.73 Ratio

Part Number: SVL-2023890

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Ring & Pinion Gear, 3.36 Ratio, GM, 8.4 in., Set

Part Number: YGA-24467

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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