1991 Peterbilt 372 Serpentine Belts
Save up to 40% on original replacement 1991 Peterbilt 372 Serpentine Belts. Navigate our online catalogue to find Serpentine Belts and other parts designed specifically to fit a 1991 Peterbilt 372.






Serpentine Belt - Water Pump and Idler
$24.76
$21.99
Limited Stock
Ships: Today, Sep. 25th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Vehicle Fitment Notes:
with 4 Rib Belt with 43in Long Belt
with 4 Rib Belt with 43in Long Belt





Serpentine Belt - Water Pump and Idler
$43.88
$36.57
In Stock
Ships: Today, Sep. 25th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Vehicle Fitment Notes:
with 43-5/8in Long Belt
with 43-5/8in Long Belt





Serpentine Belt - Fan To Air Conditioning
$44.85
$39.69
10+ In Stock
Ships: Today, Sep. 25th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.3L 629ci6;
Engine Base: 10.3L 629ci6;





Serpentine Belt - Fan To Alternator
$91.97
$74.79
Limited Stock
Ships: Today, Sep. 25th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.3L 629ci6;
Engine Base: 10.3L 629ci6;

Serpentine Belt
$32.40
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: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Vehicle Fitment Notes:
w/ 43" belt; Idler
w/ 43" belt; Idler

Serpentine Belt
$34.51
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: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Vehicle Fitment Notes:
w/ 43 1/2" Belt; Idler
w/ 43 1/2" Belt; Idler

Serpentine Belt - Air Conditioning
$35.25
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: 10.3L 629ci6; Engine Designation: 3176; Engine Manufacturer: Caterpillar;
Engine Base: 10.3L 629ci6; Engine Designation: 3176; Engine Manufacturer: Caterpillar;

Serpentine Belt - Fan and Alternator
$73.82
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: 10.3L 629ci6; Engine Designation: 3176; Engine Manufacturer: Caterpillar;
Engine Base: 10.3L 629ci6; Engine Designation: 3176; Engine Manufacturer: Caterpillar;


Serpentine Belt - Air Conditioning
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.3L 629ci6; Engine Designation: 3176; Engine Manufacturer: Caterpillar;
Engine Base: 10.3L 629ci6; Engine Designation: 3176; Engine Manufacturer: Caterpillar;


Serpentine Belt
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Vehicle Fitment Notes:
w/ 43 1/2" Belt; Idler
w/ 43 1/2" Belt; Idler


Serpentine Belt
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Engine Base: 14.0L 14013cc 855ci L6 (5.5x6; 139.7x152.4);
Vehicle Fitment Notes:
w/ 43 1/2" Belt; Idler
w/ 43 1/2" Belt; Idler


Serpentine Belt - Air Conditioning
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.3L 629ci6; Engine Designation: 3176; Engine Manufacturer: Caterpillar;
Engine Base: 10.3L 629ci6; Engine Designation: 3176; Engine Manufacturer: Caterpillar;