1989 Western Star 3800 Alternator
Navigate our online catalogue to find original replacement Alternators specifically designed to fit a 1989 Western Star 3800.




Alternator
$385.78
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Optional Replacement, Bosch IR/IF 12V 200A CW Without Pulley
Optional Replacement, Bosch IR/IF 12V 200A CW Without Pulley



Alternator
$385.78
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Optional Replacement
Optional Replacement





Alternator
$544.50
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Leece Neville 2500J IR/EF 12V 105A BI WO/ Pulley
Leece Neville 2500J IR/EF 12V 105A BI WO/ Pulley





Alternator
$544.50
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
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
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Leece Neville 2500J IR/EF 12V 90A BI WO/ Pulley
Leece Neville 2500J IR/EF 12V 90A BI WO/ Pulley





Alternator
$358.48
In Stock
Condition: New
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Leece Neville 2800J IR/EF 12V 145A WO/ Pulley
Leece Neville 2800J IR/EF 12V 145A WO/ Pulley



Alternator
$297.47
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Delco 22SI IR/EF 12V 100A CW WO/ Pulley
Delco 22SI IR/EF 12V 100A CW WO/ Pulley



Alternator
$297.47
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Delco 22SI IR/EF 12V 130A CW WO/ Pulley
Delco 22SI IR/EF 12V 130A CW WO/ Pulley



Alternator
$297.47
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
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
Condition: New
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Motorola 8LHA IR/EF 12V 140A BI WO/ Pulley
Motorola 8LHA IR/EF 12V 140A BI WO/ Pulley



Alternator
$374.18
Limited Stock
Condition: New
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Motorola IR/EF 12V 130A BI WO/ Pulley
Motorola IR/EF 12V 130A BI WO/ Pulley



Alternator
$374.18
Limited Stock
Condition: New
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Motorola IR/EF 12V 140A BI WO/ Pulley
Motorola IR/EF 12V 140A BI WO/ Pulley





Alternator
$392.61
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Delco 35SI IR/EF 12V 135A BI WO/ Pulley
Delco 35SI IR/EF 12V 135A BI WO/ Pulley





Alternator
$453.37
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Delco 36SI IR/EF 12V 170A BI WO/ Pulley
Delco 36SI IR/EF 12V 170A BI WO/ Pulley





Alternator
$319.83
In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Delco 24SI HP IR/IF 12V 160A CW WO/ Pulley
Delco 24SI HP IR/IF 12V 160A CW WO/ Pulley



Alternator
$324.57
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Leece Neville IR 12V 145A BI
Leece Neville IR 12V 145A BI


Alternator
$340.68
Limited Stock
Condition: New
Ships: in 5-6 Business Days
Pick-Up: in 5-6 Business Days
Pick-Up: in 5-6 Business Days
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Optional Replacement 14.5 Volt set-point
Optional Replacement 14.5 Volt set-point





Alternator
$558.80
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Delco 33SI IR/EF 12V 110A BI WO/ Pulley
Delco 33SI IR/EF 12V 110A BI WO/ Pulley





Alternator
$558.80
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Delco 33SI/455 IR/EF 12V 135A BI WO/ Pulley
Delco 33SI/455 IR/EF 12V 135A BI WO/ Pulley


Alternator
$586.86
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Engine Base: 12.1L 12063cc 736ci V8 (4.84x5.00; 122.9x127.0);
Vehicle Fitment Notes:
Leece Neville 2800J IR/EF 12V 160A CW WO/ Pulley
Leece Neville 2800J IR/EF 12V 160A CW WO/ Pulley