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2002 Peterbilt 378 Drive Belt Tensioner Assemblies

Save up to 40% on original replacement 2002 Peterbilt 378 Drive Belt Tensioner Assemblies. Navigate our online catalogue to find Drive Belt Tensioner Assemblies and other parts designed specifically to fit a 2002 Peterbilt 378.

 
 
 
 
 
 
2002 Peterbilt 378 Drive Belt Tensioner Assembly Alternator and Air Conditioning Dayco 89419 image 1 of 2
2002 Peterbilt 378 Drive Belt Tensioner Assembly Alternator and Air Conditioning Dayco 89419 image 2 of 2
2002 Peterbilt 378 Drive Belt Tensioner Assembly Alternator and Air Conditioning Dayco 89419 image 1 of 2The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2002 Peterbilt 378 Drive Belt Tensioner Assembly Alternator and Air Conditioning Dayco 89419 image 1 of 2
2002 Peterbilt 378 Drive Belt Tensioner Assembly Alternator and Air Conditioning Dayco 89419 image 2 of 2
Drive Belt Tensioner Assembly - Alternator and Air Conditioning
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$232.46
$208.60
Limited Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour Monday Sep. 22nd
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan and Alternator Dayco 89480 image 1 of 2
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan and Alternator Dayco 89480 image 2 of 2
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan and Alternator Dayco 89480 image 1 of 2The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan and Alternator Dayco 89480 image 1 of 2
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan and Alternator Dayco 89480 image 2 of 2
Drive Belt Tensioner Assembly - Fan and Alternator
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$299.39
$269.79
Limited Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan and Alternator Dayco 89480 image 1 of 2
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan and Alternator Dayco 89480 image 2 of 2
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan and Alternator Dayco 89480 image 1 of 2The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan and Alternator Dayco 89480 image 1 of 2
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan and Alternator Dayco 89480 image 2 of 2
Drive Belt Tensioner Assembly - Fan and Alternator
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$299.39
$269.79
Limited Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan and Alternator Continental 49506 image 1 of 1
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan and Alternator Continental 49506 image 1 of 1
Drive Belt Tensioner Assembly - Fan and Alternator
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$269.97
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0); Engine Designation: C10; Engine Manufacturer: Caterpillar;
Vehicle Fitment Notes:
Smooth Pulley
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan and Alternator Continental 49506 image 1 of 1
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan and Alternator Continental 49506 image 1 of 1
Drive Belt Tensioner Assembly - Fan and Alternator
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$269.97
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
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;
Vehicle Fitment Notes:
Smooth Pulley
2002 Peterbilt 378 Drive Belt Tensioner Assembly Accessory Drive Continental 49514 image 1 of 1
2002 Peterbilt 378 Drive Belt Tensioner Assembly Accessory Drive Continental 49514 image 1 of 1
Drive Belt Tensioner Assembly - Accessory Drive
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$207.51
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0); Engine Designation: Series 60; Engine Manufacturer: Detroit Diesel; Fuel Type: DIESEL;
Vehicle Fitment Notes:
Smooth Pulley
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan Continental 49534 image 1 of 1
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan Continental 49534 image 1 of 1
Drive Belt Tensioner Assembly - Fan
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$254.44
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke); Engine Designation: ISX 15.0; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
Smooth Pulley
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan Dayco 89421 image 1 of 2
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan Dayco 89421 image 2 of 2
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan Dayco 89421 image 1 of 2The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan Dayco 89421 image 1 of 2
2002 Peterbilt 378 Drive Belt Tensioner Assembly Fan Dayco 89421 image 2 of 2
Drive Belt Tensioner Assembly - Fan
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$261.75
$250.14
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke);
2002 Peterbilt 378 Drive Belt Tensioner Assembly Main Drive Dayco 89422 image 1 of 2
2002 Peterbilt 378 Drive Belt Tensioner Assembly Main Drive Dayco 89422 image 2 of 2
2002 Peterbilt 378 Drive Belt Tensioner Assembly Main Drive Dayco 89422 image 1 of 2The Wrench Monkey Recommend Product
The Wrench Monkey Recommend Product
2002 Peterbilt 378 Drive Belt Tensioner Assembly Main Drive Dayco 89422 image 1 of 2
2002 Peterbilt 378 Drive Belt Tensioner Assembly Main Drive Dayco 89422 image 2 of 2
Drive Belt Tensioner Assembly - Main Drive
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$262.98
$243.27
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke);
2002 Peterbilt 378 Drive Belt Tensioner Assembly Alternator and Air Conditioning Continental 49537 image 1 of 1
2002 Peterbilt 378 Drive Belt Tensioner Assembly Alternator and Air Conditioning Continental 49537 image 1 of 1
Drive Belt Tensioner Assembly - Alternator and Air Conditioning
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$269.67
Out of Stock
Condition: New
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke); Engine Designation: ISX 15.0; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
Smooth Pulley