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OE Quality
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DaycoPart #: 5100688
Dayco 5100688 Serpentine Belt
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$58.39Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Serpentine Belt options
Dayco 5100688 Serpentine Belt
| Brand | Dayco |
| Part Number | 5100688 |
| Material | Epdm, aramid reinforced |
| Top Width | 1.38 |
| Color | Black |
| Effective Length | 1746.25 |
| Effective Length | 68.75 |
| Outside Circumference | 1762.26 |
| Outside Circumference | 69.38 |
| Rib Quantity | 10 |
| Cross Section | K-section |
| Maximum Operating Temperature | 100 |
| Maximum Operating Temperature | 212 |
| Minimum Operating Temperature | -42.7 |
| Minimum Operating Temperature | -45 |
| Rib Depth | Standard |
| Rib Profile | Straight rib |
| Standards | Sae j1459, sae j2432 |
This part fits 0 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|
* 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:
K100686HD
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.