{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": true,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": true,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": true,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": true,
    "zipPaymentFlag": "c",
    "hassleFreeReturn": true,
    "lifetimeReplacement": true,
    "cpn_off": false
}
1999 Peterbilt 378
1
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
1999 Peterbilt 378

1999 Peterbilt 378 Accessory Drive Belts

Refine by:

Shop Catalog

Showing 1 - 15 of 45 results
Display item:
15
30
45
Sort by:
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Dayco®
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Part Number: DY17460
Guaranteed to Fit
$16.99
Vehicle Fitment
  • 1999 Peterbilt 378 Base 6 Cyl 14.0L
  • 1999 Peterbilt 378 Base 6 Cyl 12.0L
  • 1999 Peterbilt 378 Base 6 Cyl 10.3L
Product Details
Location : AlternatorQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Dayco Gold Label Top Cog SeriesType : V-beltProduct Fit : Direct Fit
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Dayco®
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Part Number: DY17420
Guaranteed to Fit
$22.49
Vehicle Fitment
  • 1999 Peterbilt 378 Base 6 Cyl 14.0L
Product Details
Location : Air ConditioningNotes : Air Brake Compressor and Idler; 36 angleWarranty : 1 year or 12,000-mile Dayco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Outside Circumference : 42.27 in.Series : Dayco Gold Label Top Cog SeriesTop Width : 0.53 in.Type : V-beltEffective Length : 42 in.Product Fit : Direct Fit
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Dayco®
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Part Number: DY17530
Guaranteed to Fit
$21.49
Vehicle Fitment
  • 1999 Peterbilt 378 Base 6 Cyl 12.7L
Product Details
Location : FanNotes : Air Conditioning and Idler; 36 angleWarranty : 1 year or 12,000-mile Dayco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Outside Circumference : 53.27 in.Series : Dayco Gold Label Top Cog SeriesTop Width : 0.53 in.Type : V-beltEffective Length : 53 in.Product Fit : Direct Fit
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Dayco®
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Part Number: DY17510
Guaranteed to Fit
$24.49
Vehicle Fitment
  • 1999 Peterbilt 378 Base 6 Cyl 14.6L without A.C.
Product Details
Location : Fan and AlternatorNotes : Air Conditioning and Idler; 36 angleWarranty : 1 year or 12,000-mile Dayco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Outside Circumference : 51.27 in.Series : Dayco Gold Label Top Cog SeriesTop Width : 0.53 in.Type : V-beltEffective Length : 51 in.Product Fit : Direct Fit
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Dayco®
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Part Number: DY17520
Guaranteed to Fit
$25.99
Vehicle Fitment
  • 1999 Peterbilt 378 Base 6 Cyl 10.8L
Product Details
Location : Air ConditioningNotes : Air Conditioning and Air Pump; 36 angleWarranty : 1 year or 12,000-mile Dayco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Outside Circumference : 52.27 in.Series : Dayco Gold Label Top Cog SeriesTop Width : 0.53 in.Type : V-beltEffective Length : 52 in.Product Fit : Direct Fit
Professional Series Accessory Drive Belt - Fan belt, Direct Fit, Sold individually
AC Delco®
Professional Series Accessory Drive Belt - Fan belt, Direct Fit, Sold individually
Part Number: AC17305
Guaranteed to Fit
$15.49
Vehicle Fitment
  • 1999 Peterbilt 378 Base 6 Cyl 12.7L Hub and Alternator
Product Details
Warranty : Lifetime AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Professional SeriesType : Fan beltReplaces OE Number : 88934395Product Fit : Direct Fit
Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Gates®
Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Part Number: GAT9590
Guaranteed to Fit
$13.49
Vehicle Fitment
  • 1999 Peterbilt 378 Base 6 Cyl 14.6L DIESEL, Optional Belt
Product Details
Location : Alternator and Air ConditioningWarranty : Lifetime Gates limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Outside Circumference : 59.38 in.Top Width : 0.47 in.Type : V-beltEffective Length : 59 in.Product Fit : Direct Fit
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Dayco®
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Part Number: DY17305
Guaranteed to Fit
$13.99
Vehicle Fitment
  • 1999 Peterbilt 378 Base 6 Cyl 12.7L
Product Details
Location : AlternatorNotes : Air Conditioning To Air Pump; 36 angleWarranty : 1 year or 12,000-mile Dayco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Outside Circumference : 30.77 in.Series : Dayco Gold Label Top Cog SeriesTop Width : 0.53 in.Type : V-beltEffective Length : 30.5 in.Product Fit : Direct Fit
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Dayco®
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Part Number: DY17590
Guaranteed to Fit
$14.99
Vehicle Fitment
  • 1999 Peterbilt 378 Base 6 Cyl 14.6L
Product Details
Location : Fan To Alternator and Air ConditioningNotes : Air Conditioning and Idler; 36 angleWarranty : 1 year or 12,000-mile Dayco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Outside Circumference : 59.27 in.Series : Dayco Gold Label Top Cog SeriesTop Width : 0.53 in.Type : V-beltEffective Length : 59 in.Product Fit : Direct Fit
Professional Series Accessory Drive Belt - Direct Fit, Sold individually
AC Delco®
Professional Series Accessory Drive Belt - Direct Fit, Sold individually
Part Number: AC17490
Guaranteed to Fit
$15.99
Vehicle Fitment
  • 1999 Peterbilt 378 Base 6 Cyl 14.6L Alternator, With 49 1/2" Belt O.C., Optional Belt
Product Details
Warranty : Lifetime AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Professional SeriesReplaces OE Number : 88934434Product Fit : Direct Fit
Accessory Drive Belt - Direct Fit, Sold individually
ContiTech®
Accessory Drive Belt - Direct Fit, Sold individually
Part Number: CTT17305
Guaranteed to Fit
$16.99
Vehicle Fitment
  • 1999 Peterbilt 378 Base 6 Cyl 12.7L enginedesignationname: Series 60, DIESEL, enginemfrname: Detroit Diesel, Alternator; Matched Set of 2 Belts
Product Details
Warranty : 5-year ContiTech limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
Accessory Drive Belt
Gates®
Accessory Drive Belt
Part Number: GAT9590HD
Guaranteed to Fit
$19.99
Vehicle Fitment
  • 1999 Peterbilt 378 Base 6 Cyl 14.6L Optional Belt
Product Details
Location : Alternator and Air Conditioning
Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Gates®
Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Part Number: GAT9490
Guaranteed to Fit
$14.99
Vehicle Fitment
  • 1999 Peterbilt 378 Base 6 Cyl 14.6L DIESEL, With 49 1/2 in. Belt O.C.
Product Details
Location : AlternatorWarranty : Lifetime Gates limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Outside Circumference : 49.38 in.Top Width : 0.47 in.Type : V-beltEffective Length : 49 in.Product Fit : Direct Fit
Professional Series Accessory Drive Belt - Direct Fit, Sold individually
AC Delco®
Professional Series Accessory Drive Belt - Direct Fit, Sold individually
Part Number: AC17590
Guaranteed to Fit
$18.49
Vehicle Fitment
  • 1999 Peterbilt 378 Base 6 Cyl 14.6L Alternator and Air Conditioning, Optional Belt
Product Details
Warranty : Lifetime AC Delco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Professional SeriesReplaces OE Number : 88934451Product Fit : Direct Fit
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Dayco®
Dayco Gold Label Top Cog Series Accessory Drive Belt - V-belt, Direct Fit, Sold individually
Part Number: DY22528
Guaranteed to Fit
$20.99
Vehicle Fitment
  • 1999 Peterbilt 378 Base 6 Cyl 14.6L 54 in. Belt
Product Details
Location : FanNotes : Air Conditioning; 38 angleWarranty : 1 year or 12,000-mile Dayco limited warrantyQuantity Sold : Sold individuallyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Outside Circumference : 53.39 in.Series : Dayco Gold Label Top Cog SeriesTop Width : 0.69 in.Type : V-beltEffective Length : 52.75 in.Product Fit : Direct Fit
Page 1 of 3 | Showing 1 - 15 of 45 results

Popular Products

Helpful Automotive Resources

Car A/C Maintenance Tips: 8 Rules to Stay Cool This Summer
Car A/C Maintenance Tips: 8 Rules to Stay Cool This SummerCabin air filters (not all vehicles have them) trap dirt and keep debris from entering the cabin through the air conditioning system. Excessively dirty or clogged filters result in poor air flow to the cabin. If your filter isn’t reusable, replacement cabin air filters are relatively inexpensive and easy to
P0526 Code: Cooling Fan Speed Sensor Circuit
P0526 Code: Cooling Fan Speed Sensor CircuitThe device used to detect fan speed is usually a 3-wire hall effect sensor. It makes use of a 5-volt reference coming from the PCM, a ground wire, and a signal wire to determine fan speed.