HomeBelts and Cooling > Accessory Drive Belt System ComponentsDayco 5040685 Serpentine Belt - Main Drive
Part #: 5040685

Dayco 5040685 Serpentine Belt - Main Drive

Main Drive
⚙️ 113 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Astro, C1500, C2500, C3500, G10, G1500, G20, G2500, G30, G3500, K1500, K2500, K3500, and Safari
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Dayco 5040685 Serpentine Belt - Main Drive
BrandDayco
Part Number5040685
MaterialEpdm, aramid reinforced
Top Width.54
ColorBlack
Effective Length1739.90
Effective Length68.50
Outside Circumference1754.13
Outside Circumference69.06
Rib Quantity4
Cross SectionK-section
Maximum Operating Temperature100
Maximum Operating Temperature212
Minimum Operating Temperature-42.7
Minimum Operating Temperature-45
Rib DepthStandard
Rib ProfileStraight rib
StandardsSae j1459, sae j2432

This part fits 113 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1998ChevroletAstroMain Drivew/o P.S., w/o A.P., w/o A.C.
1997ChevroletAstroMain Drivew/o P.S., w/o A.P., w/o A.C.
1996ChevroletAstroMain Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletAstro4.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletC15004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletC15005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletC15005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletC25004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletC25005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletC25005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletC35005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletG104.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletG105.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletG105.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletG204.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletG205.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletG205.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletG304.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletG305.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletK15004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletK15005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletK15005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletK25004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletK25005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletK25005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989ChevroletK35005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCC15004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCC15005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCC15005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCC25004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCC25005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCC25005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCC35005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCG15004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCG15005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCG15005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCG25004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCG25005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCG25005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCG35004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCG35005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCK15004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCK15005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCK15005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCK25004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCK25005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCK25005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCK35005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1989GMCSafari4.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletAstro4.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletC15004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletC15005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletC15005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletC25004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletC25005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletC25005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletC35005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletG104.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletG105.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletG105.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletG204.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletG205.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletG205.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletG304.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletG305.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletK15004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletK15005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletK15005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletK25004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletK25005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletK25005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988ChevroletK35005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCC15004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCC15005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCC15005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCC25004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCC25005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCC25005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCC35005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCG15004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCG15005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCG15005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCG25004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCG25005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCG25005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCG35004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCG35005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCK15004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCK15005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCK15005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCK25004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCK25005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCK25005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCK35005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1988GMCSafari4.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1987ChevroletAstro4.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1987ChevroletG104.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1987ChevroletG105.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1987ChevroletG105.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1987ChevroletG204.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1987ChevroletG205.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1987ChevroletG205.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1987ChevroletG304.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1987ChevroletG305.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1987GMCG15004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1987GMCG15005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1987GMCG15005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1987GMCG25004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1987GMCG25005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1987GMCG25005.0LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1987GMCG35004.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.
1987GMCG35005.7LV8Main Drivew/o P.S., w/o A.P., w/o A.C.
1987GMCSafari4.3LV6Main Drivew/o P.S., w/o A.P., w/o A.C.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

4K685

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.