Availability
GMC Wiring Harnesses
Showing In Stock Items. Show All 39 Items.
1968 - 72 GMC Truck , Forward Lamp Harness , With Gauges , Restoration , GMC , Each
Part Number: SUM-RP20652
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
BUILD IT WITH SUMMIT!
Engine Harness, HEI, Auto Transmission, Restoration, Small Block, Chevy, Each
Part Number: SUM-RP20639
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
1970-72 CHEVY/GMC ENGINE HARNESS-V8-HEI
Part Number: HCT-EH03680HAUTO
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Harness, HEI, Manual Transmission, Restoration, Small Block, Big Block Chevy, Each
Part Number: SUM-RP20643
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Harness, 1982 Chevelle, V8, With Gauges, Each
Part Number: SUM-RP23243
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Wiring Harness, 1973 Chevy/GMC Truck, C-10, V/8, 307,350 C.I, Auto Trans, With Gauges, Each
Part Number: SUM-RP22798
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Wiring Harness, HEI Upgrade, 1974 Chevy/GMC Truck, C-10, V/8, 454 C.I, With Gauges, Each
Part Number: SUM-RP22811
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Wiring Harness, 1985-91 Chevy / GMC Truck, Pwr Door Window Harness, 4 Door Models RH Rear Door, With Power Windows And Power Door Locks, Each
Part Number: SUM-RP21419
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
50-53 CHVY/GMC COMPLETE WIRING HARNESS
Part Number: HCT-WH05300
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Rear Lamp Intermediate Harness, 1976 Chevy/GMC Fleetside and Stepside Bed, With 117.5 in Wheel Base, Each
Part Number: SUM-RP22829
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Harness,HEI, Big Block, Small Block, Restoration, Chevy, Each
Part Number: SUM-RP20642
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Wiring Harness, Auxiliary Battery Harness, 1970-72 Chevy Truck, All, With Dual Aux Camper Battery Option, Secondary Battery To Junction Block & Relay
Part Number: SUM-RP22462
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Wiring Harness, Glove Box, Restoration , Chevrolet, Each,
Part Number: SUM-RP20121
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Forward Lamp Harness, 1968-72 GMC Truck, W/Gauges, Modified For LH Side Mounted 1972-84 Non-Serpentine Belt ("SI" Series) Internal Reg Alt
Part Number: SUM-RP22874
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Forward Lamp Harness, 1968-72 GMC K5 Blazer, W/Gauges, Modified For RH Side Mounted 1972-84 Non-Serpentine Belt ("SI" Series) Internal Reg Alt
Part Number: SUM-RP22877
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Wiring Harness, 1984 Chevy/GMC Truck, Pwr Door Window Harness, 4 Door Models, Driver Side Rear Door, With Power Windows And Power Door Locks, Each
Part Number: SUM-RP21404
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Wiring Harness, 1981 Chevy/GMC Truck, Pwr Door Window Harness, 4 Door Models, Body Crossover, With Power Windows And Power Door Locks, Each
Part Number: SUM-RP21389
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Wiring Harness, 1984 Chevy/GMC Truck, Pwr Door Window Harness, 4 Door Models, Passenger Side Rear Door, With Power Windows And Power Door Locks, Each
Part Number: SUM-RP21405
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Wiring Harness, 1977 Chevy/GMC Truck, Pwr Door Window Harness, 2 Door Models, Driver Side Door, With Power Windows And Power Door Locks, Each
Part Number: SUM-RP21367
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Wiring Harness, 1980 Chevy/GMC Truck, Pwr Door Window Harness, 4 Door Models, Body Crossover, With Power Windows And Power Door Locks, Each
Part Number: SUM-RP21383
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Wiring Harness, 1980 Chevy/GMC Truck, Pwr Door Window Harness, 4 Door Models, Driver Side Front Door, With Power Windows And Power Door Locks, Each
Part Number: SUM-RP21384
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Engine Wiring Harness, 1978 Chevy/GMC Truck, C-10, V/8, 305, 350, 400 C.I, Each
Part Number: SUM-RP22810
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Rear Lamp Harness, 1974 Chevy/GMC Truck, Rear, Fleetside, With Camper Special Option, 2nd Design, With Rear Fender Marker Lamp Wiring, Each
Part Number: SUM-RP22819
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Rear Lamp Intermediate Harness, 1980-82 K5 Blazer/Jimmy, Each
Part Number: SUM-RP22837
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Rear Lamp Intermediate Harness, 1975 K5 Blazer/Jimmy, Each
Part Number: SUM-RP22826
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
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