1991 Peterbilt 320 Alternator
Browse our online catalogue to find original replacement Alternators specifically designed to fit a 1991 Peterbilt 320.



1991 Peterbilt 320 Alternator
$239.19
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1991 Peterbilt 320
Equipped With:
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Vehicle Fitment Notes:
Delco 21SI IR/EF 12V 130 Amp BI WO/ Pulley Detroit Diesel Series 60
Delco 21SI IR/EF 12V 130 Amp BI WO/ Pulley Detroit Diesel Series 60





1991 Peterbilt 320 Alternator
$280.39
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1991 Peterbilt 320
Equipped With:
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Vehicle Fitment Notes:
Delco 35SI IR/EF 12V BI 110 to 140 Amp, Supplied as 140 Amp wo/Pulley Detroit Diesel Series 60
Delco 35SI IR/EF 12V BI 110 to 140 Amp, Supplied as 140 Amp wo/Pulley Detroit Diesel Series 60

1991 Peterbilt 320 Alternator
$444.55
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1991 Peterbilt 320
Equipped With:
Engine Base: 10.0L 10014cc 611ci L6 (4.9213x5.3543; 125x136);
Engine Base: 10.0L 10014cc 611ci L6 (4.9213x5.3543; 125x136);
Vehicle Fitment Notes:
130A Motorola (J-180) Self-Excite Reg.
130A Motorola (J-180) Self-Excite Reg.

1991 Peterbilt 320 Alternator
$444.55
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1991 Peterbilt 320
Equipped With:
Engine Base: 10.0L 10014cc 611ci L6 (4.9213x5.3543; 125x136);
Engine Base: 10.0L 10014cc 611ci L6 (4.9213x5.3543; 125x136);
Vehicle Fitment Notes:
130A Motorola 8LHA Std. Regulator
130A Motorola 8LHA Std. Regulator

1991 Peterbilt 320 Alternator
$444.55
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1991 Peterbilt 320
Equipped With:
Engine Base: 10.5L 638ci6;
Engine Base: 10.5L 638ci6;
Vehicle Fitment Notes:
130A Motorola (J-180) Self-Excite Reg.
130A Motorola (J-180) Self-Excite Reg.

1991 Peterbilt 320 Alternator
$444.55
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1991 Peterbilt 320
Equipped With:
Engine Base: 10.5L 638ci6;
Engine Base: 10.5L 638ci6;
Vehicle Fitment Notes:
130A Motorola 8LHA Std. Regulator
130A Motorola 8LHA Std. Regulator

1991 Peterbilt 320 Alternator
$444.55
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1991 Peterbilt 320
Equipped With:
Engine Base: 8.3L 8268cc 504ci L6 (4.49x5.31; 114.0x135.0);
Engine Base: 8.3L 8268cc 504ci L6 (4.49x5.31; 114.0x135.0);
Vehicle Fitment Notes:
130A Motorola (J-180) Self-Excite Reg.
130A Motorola (J-180) Self-Excite Reg.

1991 Peterbilt 320 Alternator
$444.55
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1991 Peterbilt 320
Equipped With:
Engine Base: 8.3L 8268cc 504ci L6 (4.49x5.31; 114.0x135.0);
Engine Base: 8.3L 8268cc 504ci L6 (4.49x5.31; 114.0x135.0);
Vehicle Fitment Notes:
130A Motorola 8LHA Std. Regulator
130A Motorola 8LHA Std. Regulator



1991 Peterbilt 320 Alternator
$366.81
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
Fits: 1991 Peterbilt 320
Equipped With:
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Vehicle Fitment Notes:
Delco 22SI IR/EF 12V 100 to 130 Amp CW, Supplied as 130 Amp wo/Pulley Detroit Diesel Series 60
Delco 22SI IR/EF 12V 100 to 130 Amp CW, Supplied as 130 Amp wo/Pulley Detroit Diesel Series 60





1991 Peterbilt 320 Alternator
$558.80
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1991 Peterbilt 320
Equipped With:
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Vehicle Fitment Notes:
Delco 33SI IR/EF 12V 110 to 135 Amp BI WO/ Pulley, Supplied as 135 Amp Detroit Diesel Series 60
Delco 33SI IR/EF 12V 110 to 135 Amp BI WO/ Pulley, Supplied as 135 Amp Detroit Diesel Series 60