2003 Peterbilt 378 Serpentine Belt
Browse our online catalogue to find original replacement Serpentine Belts specifically designed to fit a 2003 Peterbilt 378.
2003 Peterbilt 378 Serpentine Belt
$21.34
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Air Conditioning
Required Per Vehicle: 1
Fits: 2003 Peterbilt 378
Equipped With:
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke);
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke);
2003 Peterbilt 378 Serpentine Belt
$45.75
$39.20
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Air Conditioning
Required Per Vehicle: 1
Fits: 2003 Peterbilt 378
Equipped With:
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke);
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke);
2003 Peterbilt 378 Serpentine Belt
$86.37
$76.42
In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Fan To Alternator
Required Per Vehicle: 1
Fits: 2003 Peterbilt 378
Equipped With:
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Vehicle Fitment Notes:
with 71-1/2in Long Belt
with 71-1/2in Long Belt
2003 Peterbilt 378 Serpentine Belt
$86.37
$76.42
In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Fan To Alternator
Required Per Vehicle: 1
Fits: 2003 Peterbilt 378
Equipped With:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Vehicle Fitment Notes:
with 71-1/2in Long Belt
with 71-1/2in Long Belt
2003 Peterbilt 378 Serpentine Belt
$99.76
$85.26
Limited Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Fan and Alternator
Required Per Vehicle: 1
Made in Italy
Fits: 2003 Peterbilt 378
Equipped With:
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke);
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke);
2003 Peterbilt 378 Serpentine Belt
$87.67
In 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)
Alternator
Required Per Vehicle: 1
Fits: 2003 Peterbilt 378
Equipped With:
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0); Engine Designation: C10; Engine Manufacturer: Caterpillar;
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0); Engine Designation: C10; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
w/ 74" Belt
w/ 74" Belt
2003 Peterbilt 378 Serpentine Belt
$87.67
In 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)
Fan and Alternator
Required Per Vehicle: 1
Fits: 2003 Peterbilt 378
Equipped With:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12; Engine Manufacturer: Caterpillar;
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12; Engine Manufacturer: Caterpillar;
2003 Peterbilt 378 Serpentine Belt
$75.65
In 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)
Alternator
Required Per Vehicle: 1
Fits: 2003 Peterbilt 378
Equipped With:
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0); Engine Designation: C10; Engine Manufacturer: Caterpillar;
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0); Engine Designation: C10; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
w/ 70" Belt
w/ 70" Belt
2003 Peterbilt 378 Serpentine Belt
$82.49
In 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)
Alternator
Required Per Vehicle: 1
Fits: 2003 Peterbilt 378
Equipped With:
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0); Engine Designation: C10; Engine Manufacturer: Caterpillar;
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0); Engine Designation: C10; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
w/ 72 1/2" Belt
w/ 72 1/2" Belt
2003 Peterbilt 378 Serpentine Belt
$83.03
In 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)
Alternator
Required Per Vehicle: 1
Fits: 2003 Peterbilt 378
Equipped With:
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0); Engine Designation: C10; Engine Manufacturer: Caterpillar;
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0); Engine Designation: C10; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
w/ 71" Belt
w/ 71" Belt
2003 Peterbilt 378 Serpentine Belt
$91.97
$77.11
Out of Stock
Condition: New
Fan To Alternator
Required Per Vehicle: 1
Fits: 2003 Peterbilt 378
Equipped With:
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Vehicle Fitment Notes:
with 73in Long Belt
with 73in Long Belt
2003 Peterbilt 378 Serpentine Belt
$91.97
$77.11
Out of Stock
Condition: New
Fan To Alternator
Required Per Vehicle: 1
Fits: 2003 Peterbilt 378
Equipped With:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Vehicle Fitment Notes:
with 73in Long Belt
with 73in Long Belt
2003 Peterbilt 378 Serpentine Belt
$101.32
$89.99
Out of Stock
Condition: New
Fan To Alternator
Required Per Vehicle: 1
Fits: 2003 Peterbilt 378
Equipped With:
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Vehicle Fitment Notes:
with 74in Long Belt
with 74in Long Belt
2003 Peterbilt 378 Serpentine Belt
$101.32
$89.99
Out of Stock
Condition: New
Fan To Alternator
Required Per Vehicle: 1
Fits: 2003 Peterbilt 378
Equipped With:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Vehicle Fitment Notes:
with 74in Long Belt
with 74in Long Belt