2003 Peterbilt 387 Serpentine Belt
Navigate our online catalogue to find original replacement Serpentine Belts specifically designed to fit a 2003 Peterbilt 387.






Serpentine Belt
$40.10
$35.63 CAD
In Stock
Condition: New
Ships: Today, Oct. 9th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Fan To Air Conditioning
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);





Serpentine Belt
$40.10
$35.63 CAD
In Stock
Condition: New
Ships: Today, Oct. 9th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Fan To Air Conditioning
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);





Serpentine Belt
$40.10
$35.63 CAD
In Stock
Condition: New
Ships: Today, Oct. 9th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Fan To Air Conditioning
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1);
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1);





Serpentine Belt
$40.10
$35.63 CAD
In Stock
Condition: New
Ships: Today, Oct. 9th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Fan To Air Conditioning
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 15.8L 15830cc 966ci L6 (5.5118x6.7323; 140.0x171.0);
Engine Base: 15.8L 15830cc 966ci L6 (5.5118x6.7323; 140.0x171.0);





Serpentine Belt
$45.47
$40.26 CAD
10+ In Stock
Condition: New
Ships: Today, Oct. 9th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Air Conditioning and Tensioner
Required Per Vehicle: 1
Vehicle fitment:
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);





Serpentine Belt
$68.78
$56.58 CAD
In Stock
Condition: New
Ships: Today, Oct. 9th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Main Drive
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);





Serpentine Belt
$94.24
$83.43 CAD
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Fan, Alternator and Idler
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);
Vehicle Fitment Notes:
with 87-1/2in Long Belt
with 87-1/2in Long Belt





Serpentine Belt
$94.24
$83.43 CAD
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Fan, Alternator and Idler
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1);
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1);
Vehicle Fitment Notes:
with 87-1/2in Long Belt
with 87-1/2in Long Belt





Serpentine Belt
$94.24
$83.43 CAD
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Fan, Alternator and Idler
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 15.8L 15830cc 966ci L6 (5.5118x6.7323; 140.0x171.0);
Engine Base: 15.8L 15830cc 966ci L6 (5.5118x6.7323; 140.0x171.0);
Vehicle Fitment Notes:
with 87-1/2in Long Belt
with 87-1/2in Long Belt





Serpentine Belt
$73.69
$59.31 CAD
Limited Stock
Condition: New
Ships: Today, Oct. 9th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Fan, Alternator and Idler
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);
Vehicle Fitment Notes:
with 90in Long Belt
with 90in Long Belt





Serpentine Belt
$73.69
$59.31 CAD
Limited Stock
Condition: New
Ships: Today, Oct. 9th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Fan, Alternator and Idler
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1);
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1);
Vehicle Fitment Notes:
with 90in Long Belt
with 90in Long Belt





Serpentine Belt
$73.69
$59.31 CAD
Limited Stock
Condition: New
Ships: Today, Oct. 9th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Fan, Alternator and Idler
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 15.8L 15830cc 966ci L6 (5.5118x6.7323; 140.0x171.0);
Engine Base: 15.8L 15830cc 966ci L6 (5.5118x6.7323; 140.0x171.0);
Vehicle Fitment Notes:
with 90in Long Belt
with 90in Long Belt





Serpentine Belt
$111.97
$92.83 CAD
Limited Stock
Condition: New
Ships: Today, Oct. 9th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Fan, Alternator and Idler
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);
Engine Base: 14.6L 14636cc 893ci L6 (5.40x6.50; 137.2x165.1);
Vehicle Fitment Notes:
with 92in Long Belt
with 92in Long Belt





Serpentine Belt
$111.97
$92.83 CAD
Limited Stock
Condition: New
Ships: Today, Oct. 9th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Fan, Alternator and Idler
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1);
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1);
Vehicle Fitment Notes:
with 92in Long Belt
with 92in Long Belt





Serpentine Belt
$111.97
$92.83 CAD
Limited Stock
Condition: New
Ships: Today, Oct. 9th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Fan, Alternator and Idler
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 15.8L 15830cc 966ci L6 (5.5118x6.7323; 140.0x171.0);
Engine Base: 15.8L 15830cc 966ci L6 (5.5118x6.7323; 140.0x171.0);
Vehicle Fitment Notes:
with 92in Long Belt
with 92in Long Belt





Serpentine Belt
$110.88
$77.81 CAD
In Stock
Condition: New
Ships: Today, Oct. 9th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Fan, Alternator and Water Pump
Required Per Vehicle: 2
Made in Italy
Vehicle fitment:
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);

Serpentine Belt
$31.88 CAD
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)
Air Conditioning
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;

Serpentine Belt
$31.88 CAD
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)
Air Conditioning
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: C15; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: C15; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;

Serpentine Belt
$36.11 CAD
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)
Air Conditioning
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke); Fuel Type: DIESEL;
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke); Fuel Type: DIESEL;

Serpentine Belt
$60.05 CAD
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)
Alternator
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;

Serpentine Belt
$75.40 CAD
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)
Alternator
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: C15; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: C15; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;
Vehicle Fitment Notes:
W/ 86" Belt
W/ 86" Belt

Serpentine Belt
$53.02 CAD
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)
Alternator
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: C15; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: C15; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;
Vehicle Fitment Notes:
W/ 89 1/2" Belt
W/ 89 1/2" Belt

Serpentine Belt
$78.89 CAD
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)
Alternator
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: C15; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: C15; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;
Vehicle Fitment Notes:
w/ 92" Belt
w/ 92" Belt

Serpentine Belt
$66.77 CAD
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)
Alternator and Water Pump
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke); Fuel Type: DIESEL;
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke); Fuel Type: DIESEL;


Serpentine Belt
Call for Pricing
Out of Stock
Condition: New
Alternator
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;


Serpentine Belt
Call for Pricing
Out of Stock
Condition: New
Air Conditioning
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;


Serpentine Belt
Call for Pricing
Out of Stock
Condition: New
Air Conditioning
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: C15; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: C15; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;


Serpentine Belt
Call for Pricing
Out of Stock
Condition: New
Air Conditioning
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;


Serpentine Belt
Call for Pricing
Out of Stock
Condition: New
Air Conditioning
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: C15; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;
Engine Base: 14.6L 14640cc 893ci L6 (5.40x6.50; 137.2x165.1); Engine Designation: C15; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;


Serpentine Belt
Call for Pricing
Out of Stock
Condition: New
Air Conditioning
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke); Fuel Type: DIESEL;
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke); Fuel Type: DIESEL;


Serpentine Belt
Call for Pricing
Out of Stock
Condition: New
Alternator
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0); Engine Designation: C12; Engine Manufacturer: Caterpillar; Fuel Type: DIESEL;