1966 GMC | Summit Racing

LEED Brakes Master Cylinder and Brake Booster Combos 3Q1A3

9 in. Booster, Zinc, Firewall Mount, Dual Bowl Master Cylinder, Cast iron, Natural, Non-Adjustable Proportioning Valve, Disc/Disc, Kit

Part Number: LEB-3Q1A3

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

Hurst Ring and Pinion Sets 02-126 GM 8.875 in. (12-bolt) truck 3.08 Gears

Gear, Ring and Pinion, 3.08:1 Ratio, GM, 12-Bolt Truck, Set

Part Number: HUU-02-126

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Richmond Gear EXCel Ring and Pinion Sets 12BT308 GM 8.875 in. (12-bolt) truck 3.08 Gears

5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026

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Hurst Ring and Pinion Sets 02-128 GM 8.875 in. (12-bolt) truck 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt Truck, Set

Part Number: HUU-02-128

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

ACT Prolite Xact 153-Tooth Flywheel 600455

Flywheel, Forged Steel, 153-Tooth, 12.2 lb., Internal Engine Balance, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: ACL-600455

4.0 out of 5 stars ( 1 )

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

USA Standard Gear ZG Series Ring and Pinion Sets ZG GM12T-456T GM 8.875 in. (12-bolt) truck 4.56 Gears

USA Standard Ring & Pinion "thick" gear set for GM 12 bolt truck in a 4.56 ratio

Part Number: SPZ-36180

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

United Pacific Vent Window Assemblies 120641

Windows, Vent Window, Glass, Clear, Driver Side, Chevrolet, GMC, Each

Part Number: UPD-120641

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

United Pacific Vent Window Assemblies 120642

Windows, Vent Window, Glass, Clear, Passenger Side, Chevrolet, GMC, Each

Part Number: UPD-120642

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG GM12T-488 GM 8.5/8.875 in. (12-bolt) truck 4.88 Gears

High performance Yukon Ring & Pinion gear set for GM 12 bolt truck in a 4.88 ratio

Part Number: YGA-24133

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

PRW Pro Series Billet Aluminum Rocker Arms 6532704

ROCKER ARMS, PRO SERIES ALUM, CHEV 262-400 1955-86, 1.6 x 3/8"

Part Number: PQX-6532704

Not Yet Reviewed

Estimated Ship Date: Jun 29, 2026 if ordered today

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Estimated Ship Date: Jun 29, 2026 if ordered today

USA Standard Gear ZG Series Ring and Pinion Sets ZG GM12T-308 GM 8.875 in. (12-bolt) truck 3.08 Gears

Ring and Pinion Gears, 3.08:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.875 in. Truck, Set

Part Number: SPZ-36173

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Frostbite Electric Water Pumps 22-112

Water Pump, Electric, Aluminum, Black, 35 gph at 12 Volts, Chevy, Small Block, Each

Part Number: FBR-22-112

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Jun 12, 2026 if ordered today

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Estimated Ship Date: Jun 12, 2026 if ordered today

LEED Brakes Power Brake Boosters 4V

Brake Booster, Power Brake, Vacuum Dual Diaphragm, 8 in. Diameter, Steel, Chrome, Each

Part Number: LEB-4V

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

Bed Wood and Parts Traditional Punched Truck Bed Strips 138400012

Bed Strip Set for 1963-1966 Chevrolet/GMC Shortbed Stepside - Includes Polished Stainless Traditional Punched Bed Strips

Part Number: BDW-138400012

Not Yet Reviewed

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

Brothers Trucks Custom Steering Wheels STRF8BW160-69

Steering Wheels, Custom, 3-spoke, Mahogany Wood Grip, Black Aluminum Spokes, Horn Button, 14 in. Diameter, Chevrolet, GMC, Each

Part Number: HCT-STRF8BW16069

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Yukon Gear & Axle Differential Carrier Rebuild Kits and Spider Gears YPKGM12-P-33

Yukon positraction internals for GM 12 bolt car and truck with 33 spline axles

Part Number: YGA-16040

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Yukon Gear & Axle Ring and Pinion Sets YG D44-589 Dana 44 5.89 Gears

Ring and Pinion Gears, 5.89:1 Ratio, 26-spline, Standard Gear Rotation, Dana 44, Set

Part Number: YGA-24046

Not Yet Reviewed

Estimated Ship Date: May 26, 2026 if ordered today

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Estimated Ship Date: May 26, 2026 if ordered today

COMP Cams Xtreme Turbo Camshafts 12-253-4

COMP Cams Xtreme Turbo Camshafts 12-253-4

Camshaft, Hydraulic Flat Tappet, Advertised Duration 262/269, Lift .462/.455, Chevy, Small Block, Each

Part Number: CCA-12-253-4

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

COMP Cams Nitrous HP Camshafts 12-564-4

Camshaft, Hydraulic Flat Tappet, Advertised Duration 274/292, Lift .487/.501, Chevy, Small Block, Each

Part Number: CCA-12-564-4

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

OER Premier Bumpers 153177B

Bumper, Premier, Rear, Stock, Steel, Chrome, Fleetside, Chevrolet, GMC, Each

Part Number: OER-153177B

Not Yet Reviewed

Estimated Ship Date: Aug 3, 2026 if ordered today

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Estimated Ship Date: Aug 3, 2026 if ordered today

Spicer Drivetrain Products Ring and Pinion Gear with Installation Kits 22105-5X Dana 44 4.55 Gears

Gear, Ring and Pinion, 4.55:1 Ratio, Dana 44, Set

Part Number: SDH-22105-5X

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Brothers Trucks Automotive Fuel Lines FILK780

47-87 CHVY/GMC TRCK UNIVERSAL LS HOSE

Part Number: HCT-FILK780

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Yukon Gear & Axle 1541H Alloy Axles YA G3893606

Axle Shaft, Rear, C-Clip, 1541H Alloy, 30 Spline, 30.750 in. Length, GM 8.875 in., Chevy/GMC, Pickup/SUV, Each

Part Number: YGA-21629

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Richmond Gear EXCel Ring and Pinion Sets D44456RUB Dana 44 4.56 Gears

Ring and Pinion Kit

Part Number: RMG-D44456RUB

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Summit Racing™ Direct-Fit Steering Wheels SUM-RP22578

Steering Wheel, 1960-66 GMC Truck, Black, OEM Reproduction, STD, Best quality, Repl GM#09742210, Each

Part Number: SUM-RP22578

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Brothers Trucks Heater Control Panels HCA6466

1964-66 CHEVY/GMC TRUCK HEATER CONTROL

Part Number: HCT-HCA6466

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

1966 GMC Parts and Accessories