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Dayco E040318 Serpentine Belt - Air ConditioningOE Quality 60-Day Returns
Part #: E040318

Dayco E040318 Serpentine Belt - Air Conditioning

Superseded by 4PK828EE - Available until depleted, Air Conditioning
⚙️ 27 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$31.19Free Shipping
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*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦Superseded by 4PK828EE - Available until depleted, Air Conditioning
🚗Fitment: Subaru, Forester, Impreza, Outback, WRX, and WRX STI
🔄Easy Returns — Return within 60 days for a full refund
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Dayco E040318 Serpentine Belt - Air Conditioning
BrandDayco
Part NumberE040318
PositionSuperseded by 4PK828EE - Available until depleted, Air Conditioning
MaterialEpdm4
Top Width.54
ColorBlack
Effective Length0
Outside Circumference0
Rib Quantity4
Cross SectionK-section
Free Length31.8
Free Length807.720
Maximum Operating Temperature100
Maximum Operating Temperature212
Minimum Operating Temperature-42.7
Minimum Operating Temperature-45
Rib DepthStandard
Rib ProfileStraight rib
StandardsSae j1459

This part fits 27 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2021SubaruWRX STIAir ConditioningInstallation Tool Required., Dayco Part 93878; Superseded by 4PK828EE - Available until depleted
2020SubaruWRX STIAir ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2019SubaruWRX STIAir ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2018SubaruWRX STIAir ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2017SubaruWRX STIAir ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2016SubaruWRX STIAir ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2015SubaruWRX STIAir ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2014SubaruImpreza2.5LH4Air ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2014SubaruWRXAir ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2014SubaruWRX STIAir ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2013SubaruForester2.5LH4Air ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2013SubaruImpreza2.5LH4Air ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2013SubaruWRXAir ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2013SubaruWRX STIAir ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2012SubaruForester2.5LH4Air ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2012SubaruImpreza2.5LH4Air ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2011SubaruForester2.5LH4Air ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2011SubaruImpreza2.5LH4Air ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2011SubaruOutback2.5LH4Air ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2010SubaruForesterAir ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2010SubaruImpreza2.5LH4Air ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2010SubaruOutback2.5LH4Air ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2009SubaruForesterAir ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2009SubaruImpreza2.5LH4Air ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2009SubaruOutback2.5LH4Air ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2008SubaruImpreza2.5LH4Air ConditioningElastic self-tensioning serpentine belt requiring installation tool, part 93878; Superseded by 4PK828EE - Available until depleted
2008SubaruOutback2.5LH4Air ConditioningElastic Self-Tensioning Serpentine Belt; Installation Tool Required, Submodel: Impreza; Superseded by 4PK828EE - Available until depleted

* 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:

4K317SF

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

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