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DormanPart #: 577-818
Dorman 577-818 Fuel Tank Filler Neck
⚙️ 8 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$96.13Free 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
🚗Fitment: Dodge, Ram 1500, Ram 2500, and Ram 3500
🔄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 Fuel Tank Filler Neck options
Dorman 577-818 Fuel Tank Filler Neck
| Brand | Dorman |
| Part Number | 577-818 |
| Material | Steel |
| Length | 15.8 |
| Fuel Cap Included | No |
| Fill Pipe Inside Diameter | 1 |
| Package Contents | 1 fuel filler neck |
This part fits 8 vehicles. Search below:
| Year | Make | Model | Bed Type | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|
| 2009 | Dodge | Ram 3500 | GAS | N/A | Sweptline Box; Filler Neck Pipe Only | |
| 2008 | Dodge | Ram 1500 | N/A | |||
| 2008 | Dodge | Ram 2500 | GAS | N/A | w/Filler Tube | |
| 2008 | Dodge | Ram 3500 | Fleetside | GAS | N/A | |
| 2007 | Dodge | Ram 1500 | GAS | N/A | Excludes Heavy Duty applications | |
| 2006 | Dodge | Ram 1500 | N/A | |||
| 2005 | Dodge | Ram 1500 | N/A | |||
| 2004 | Dodge | Ram 1500 | N/A |
* 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:
52113581ACFN644
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.