2003 GMC SIERRA-1500-HD Transmission & Drivetrain

Automatic Transmission Controller, EZ-TCU, Controller, Wiring, Hand-Held Unit, Chevrolet, 4L60E, 4L65E, 4L80E, 4L85E, TCI 6x 6-Speed, Kit

Part Number: TCI-302820

3.86 out of 5 stars ( 37 )

Estimated Ship Date: Today

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Torque Converters, Twister Full Race, 3,200-3,600 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, 4L60-E/4L65-E/4L80-E, NV3500, Chevy, GMC, Each

Part Number: HAY-97-1H32F

Not Yet Reviewed

Estimated Ship Date: Oct 7, 2025 if ordered today

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Differential, Eaton Detroit Locker, 33-Spline, GM, 9.5 in., 14-Bolt, Each

Part Number: ETN-225C135A

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Differential, Auburn, Locker, Select-A-Loc, 35-Spline, Dana 60, 10-Bolt, Each

Part Number: AUB-545023

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Torque Converter, Twister Full Race, 9.600 in. Diameter, 35 Spline, 2400-2800 RPM Stall, 11.50 in. Bolt Circle, 4L80E, Each

Part Number: HAY-97-1J24F

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Estimated Ship Date: Oct 7, 2025 if ordered today

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Torque Converter, Holeshot, 2,800-3,200 rpm Stall Range, Chevy, Pontiac, LS1 Engine from 1997 to 2003 with a 4L60E, 4L65E, Each

Part Number: BMM-70442

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Oct 3, 2025 if ordered today

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Torque Converter, Twister Full Race, 2,400-2,800 RPM Stall Speed Range, 30 Spline, 9.600 in. Diameter, 11.125 BC, 4L60-E/4L65-E, Various Makes, Each

Part Number: HAY-97-1H24F

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Estimated Ship Date: Today

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Rear Driveshaft

Part Number: RNB-946-022

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Oct 6, 2025 if ordered today

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Axle Assembly, Remanufactured, Open, 3.73:1 Ratio, Each

Part Number: ZUD-RAA440-1337A

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Estimated Ship Date: Oct 1, 2025 if ordered today

• Core Charge $400.00
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Zip Locker, Air Locker, Dana 60/61, 35 Spline, 4.10 Down Ratio, Each

Part Number: YGA-34022

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Estimated Ship Date: Oct 17, 2025 if ordered today

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Axle Assembly, Remanufactured, Open, 4.10:1 Ratio, Each

Part Number: ZUD-RAA440-1337B

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Estimated Ship Date: Sep 30, 2025 if ordered today

• Core Charge $400.00
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