1981 GMC C6000 Alternators
Save up to 40% on original replacement 1981 GMC C6000 Alternators. Navigate our online catalogue to find Alternators and other parts designed specifically to fit a 1981 GMC C6000.






Alternator
$544.50
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.2L 501ci V8;
Engine Base: 8.2L 501ci V8;
Vehicle Fitment Notes:
Leece Neville 2500J IR/EF 12V 130A BI WO/ Pulley
Leece Neville 2500J IR/EF 12V 130A BI WO/ Pulley





Alternator
$544.50
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.2L 501ci V8;
Engine Base: 8.2L 501ci V8;
Vehicle Fitment Notes:
Leece Neville 2500J IR/EF 12V 90A BI WO/ Pulley
Leece Neville 2500J IR/EF 12V 90A BI WO/ Pulley



Alternator
$358.04
In Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.2L 501ci V8;
Engine Base: 8.2L 501ci V8;
Vehicle Fitment Notes:
Delco 21SI IR/EF 12V 130A BI WO/ Pulley
Delco 21SI IR/EF 12V 130A BI WO/ Pulley



Alternator
$385.71
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.2L 501ci V8;
Engine Base: 8.2L 501ci V8;
Vehicle Fitment Notes:
Delco 30SI IR/EF 12V 105A BI WO/ Pulley
Delco 30SI IR/EF 12V 105A BI WO/ Pulley





Alternator
$331.77
Limited Stock
Ships: in 5-6 Business Days
Pick-Up: in 5-6 Business Days
Pick-Up: in 5-6 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.2L 501ci V8;
Engine Base: 8.2L 501ci V8;
Vehicle Fitment Notes:
Delco 21SI IR/EF 12V 100A BI V2
Delco 21SI IR/EF 12V 100A BI V2



Alternator
$366.81
Limited Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.2L 501ci V8;
Engine Base: 8.2L 501ci V8;
Vehicle Fitment Notes:
Delco 22SI IR/EF 12V 100A CW WO/ Pulley
Delco 22SI IR/EF 12V 100A CW WO/ Pulley



Alternator
$366.81
Limited Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.2L 501ci V8;
Engine Base: 8.2L 501ci V8;
Vehicle Fitment Notes:
Delco 22SI IR/EF 12V 130A CW WO/ Pulley
Delco 22SI IR/EF 12V 130A CW WO/ Pulley





Alternator
$304.18
In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.2L 501ci V8;
Engine Base: 8.2L 501ci V8;
Vehicle Fitment Notes:
Delco 22SI IR/EF 12V 145A CW WO/ Pulley
Delco 22SI IR/EF 12V 145A CW WO/ Pulley



Alternator
$374.18
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.2L 501ci V8;
Engine Base: 8.2L 501ci V8;
Vehicle Fitment Notes:
Motorola IR/EF 12V 130A BI WO/ Pulley
Motorola IR/EF 12V 130A BI WO/ Pulley

Alternator
$199.92
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle Fitment Notes:
GM 7.0L(427) V8 Gas w/42A
GM 7.0L(427) V8 Gas w/42A

Alternator
$199.92
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle Fitment Notes:
GM 7.4L(454) V8 Gas w/42A
GM 7.4L(454) V8 Gas w/42A

Alternator
$199.92
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Vehicle Fitment Notes:
w/42A
w/42A

Alternator
$199.92
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Vehicle Fitment Notes:
w/63A
w/63A

Alternator
$199.92
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 5733cc 350ci V8 (3.88x3.75; 98.4x95.3);
Engine Base: 5.7L 5733cc 350ci V8 (3.88x3.75; 98.4x95.3);
Vehicle Fitment Notes:
w/42A
w/42A

Alternator
$199.92
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 5733cc 350ci V8 (3.88x3.75; 98.4x95.3);
Engine Base: 5.7L 5733cc 350ci V8 (3.88x3.75; 98.4x95.3);
Vehicle Fitment Notes:
w/63A
w/63A

Alternator
$199.92
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.0L 366ci V8;
Engine Base: 6.0L 366ci V8;
Vehicle Fitment Notes:
w/42A
w/42A

Alternator
$199.92
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.0L 366ci V8;
Engine Base: 6.0L 366ci V8;
Vehicle Fitment Notes:
w/63A
w/63A

Alternator
$325.57
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle Fitment Notes:
DD 4-53T w/ 80A
DD 4-53T w/ 80A

Alternator
$325.57
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Vehicle Fitment Notes:
w/Dbl Mtg Foot
w/Dbl Mtg Foot

Alternator
$325.57
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 5733cc 350ci V8 (3.88x3.75; 98.4x95.3);
Engine Base: 5.7L 5733cc 350ci V8 (3.88x3.75; 98.4x95.3);
Vehicle Fitment Notes:
w/Dbl Mtg Foot
w/Dbl Mtg Foot

Alternator
$325.57
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.0L 366ci V8;
Engine Base: 6.0L 366ci V8;
Vehicle Fitment Notes:
w/Dbl Mtg Foot
w/Dbl Mtg Foot



Alternator
$403.86
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.2L 501ci V8;
Engine Base: 8.2L 501ci V8;
Vehicle Fitment Notes:
Air Brakes
Air Brakes



Alternator
$405.67
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.2L 501ci V8;
Engine Base: 8.2L 501ci V8;
Vehicle Fitment Notes:
Delco 27SI/200 IR/EF 12V 100A BI S8
Delco 27SI/200 IR/EF 12V 100A BI S8

Alternator
$294.40
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Engine Base: 4.8L 292ci L6 (3.88x4.13; 98.4x104.8);
Vehicle Fitment Notes:
w/70A
w/70A

Alternator
$294.40
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.7L 5733cc 350ci V8 (3.88x3.75; 98.4x95.3);
Engine Base: 5.7L 5733cc 350ci V8 (3.88x3.75; 98.4x95.3);
Vehicle Fitment Notes:
w/70A
w/70A

Alternator
$294.40
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 6.0L 366ci V8;
Engine Base: 6.0L 366ci V8;
Vehicle Fitment Notes:
w/70A
w/70A

Alternator
$403.86
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.4L 636ci V8;
Engine Base: 10.4L 636ci V8;
Vehicle Fitment Notes:
27SI 65A Caterpillar 3208 w/Air Brakes
27SI 65A Caterpillar 3208 w/Air Brakes

Alternator
$403.86
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.4L 636ci V8;
Engine Base: 10.4L 636ci V8;
Vehicle Fitment Notes:
Delco 27SI, 12V/ 80A, 1 wire w/Air Brakes
Delco 27SI, 12V/ 80A, 1 wire w/Air Brakes

Alternator
$403.86
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.2L 501ci V8;
Engine Base: 8.2L 501ci V8;
Vehicle Fitment Notes:
Delco 27SI, 12V/ 80A, 1 wire w/Air Brakes
Delco 27SI, 12V/ 80A, 1 wire w/Air Brakes


Alternator
$405.67
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.4L 636ci V8;
Engine Base: 10.4L 636ci V8;
Vehicle Fitment Notes:
100 Amp 27SI Caterpillar 3208 w/ Air Brakes
100 Amp 27SI Caterpillar 3208 w/ Air Brakes


Alternator
$405.67
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 8.2L 501ci V8;
Engine Base: 8.2L 501ci V8;
Vehicle Fitment Notes:
100 Amp 27SI DD 8.2L (N, T) w/ Air Brakes
100 Amp 27SI DD 8.2L (N, T) w/ Air Brakes