GMC Transmission & Drivetrain

Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.2 in., 10-Bolt, Set

Part Number: RMG-GM82C373

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Torque Converters, Twister 3/4 Race, 9.600 in. Dia., with Lockup, 30-Spline, 11.125 in. bolt pattern, 2,400-2,800 rpm Stall, 4L60-E, 4L65-E, Each

Part Number: HAY-97-1H24Q

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Differential Carrier, Positraction, Nodular Iron, GM 8.5 in., 28 Spline, 2.73 Up Ratio, Each

Part Number: SUM-730966

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Automatic Shift Kit, 6L80, 6L80E, 6L90, 6L90E, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Kit

Part Number: TRG-SK6L80

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Gear, Ring and Pinion, 4.10:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-6901651

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Flywheel, 168-tooth, Cast Iron, Chevy, 4.8L, 5.3L, 6.0L, GEN III/IV LS, or LS Swap Each

Part Number: SUM-700092

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Torque Converter, ESR Series, 9.50 in. Diameter, 2,800 rpm Flash Stall, 700R4, Lockup, Each

Part Number: FTI-ESRL3380

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Flexplate, Heavy-Duty, Steel, Internal Balance, 168 Tooth, SFI 29.1, Chevy, Each

Part Number: HAY-10-030

4.38 out of 5 stars ( 8 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Automatic Shifter, Outlaw, Cable Operated, 5 ft. Cable, Pistol Grip Knob, Each

Part Number: TCI-616331

4.79 out of 5 stars ( 28 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Automatic Shifter, GM, 6L80, 6 in. Straight Chrome Stick, Original Brushed Mushroom Knob, Each

Part Number: LOK-ES6L80FM

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Automatic Transmission Rebuild Kit, Master Racing, GM, TH400, Kit

Part Number: BMM-21041

4.2 out of 5 stars ( 10 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Automatic Transmission Pan, Fabricated, Aluminum, Billet Rail, 4L80E, GM, Each

Part Number: MOR-42031

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Hays Twister 3/4 Race Torque Converter 1998- UP GM, 4L60E, 4L65E, 2800-3200 RPM stall

Part Number: HAY-97-1H28Q

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Shift Kit, Performance, Buick, Chevy, Oldsmobile, Pontiac, GMC, TH350, 1969-81, Kit

Part Number: TRG-350-1-2

4.41 out of 5 stars ( 56 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Clutch Kit, Dual Friction, 1 1/8 in. Diameter Shaft, 10-Spline, 12 in. Diameter Disc, Chevy, GMC, Kit

Part Number: CTF-DF997997

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Differential, Eaton Detroit Truetrac, 26-Spline, GM, 7.5 in., 3.23 and Higher, Each

Part Number: ETN-911A319

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Differential Cover, GM 8.5 in., 10-bolt, Nodular Iron, Black Powdercoated, Cadillac, Chevrolet, GMC, Each

Part Number: YGA-29113

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Automatic Transmission, Remanufactured, 6 Gears, Standard Shift Pattern, Torque Converter Included, 6L80, Cadillac, Chevrolet, GMC, Each

Part Number: VRE-8114A-JMB

2.0 out of 5 stars ( 1 )

Estimated Ship Date: May 4, 2026 if ordered today

• Core Charge $720.00
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Clutch Kit, 11 in. Organic Disc, 10-spline, 1.125 in. Input, Pressure Plate, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: LUK-04-049

4.81 out of 5 stars ( 16 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Automatic Shifter, Winters Sidewinder, Forward Pattern Valve Body, Standard Gate, GM, TH400, Each

Part Number: WPP-107-1

4.57 out of 5 stars ( 14 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Flexplate, 168-Tooth, Steel, Internal Balance, 2-Piece Rear Main Seal, SFI 29.1, Chevy, Each

Part Number: PIO-871001

4.31 out of 5 stars ( 16 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Ring and Pinion Installation Kit, GM 8.875 in., Truck 12-Bolt, 30-Spline Pinion, Kit

Part Number: RMG-8310181

3.64 out of 5 stars ( 14 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Axle Bearing, 2.250 in. O.D., 1.400 in. I.D., Each

Part Number: YGA-10004

4.9 out of 5 stars ( 20 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Driveshaft Pinion Yoke; Competition Yoke; 30 Spline; 1310 Series; Cast; Strap

Part Number: MGR-MG1310-1210

4.81 out of 5 stars ( 21 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Ring and Pinion Installation Kit, GM 8.6 in., Rear, Kit

Part Number: SPZ-37059

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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