Dorman 577-306 Fuel Tank Filler Neck
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$102.47
Couldn't load pickup availability
Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
Product Description
Fuel filler neck leaking? This replacement fuel filler neck is precision-engineered and thoroughly tested to match the original filler neck for specific vehicle years, makes and models for a reliable repair.
- Direct replacement - this fuel filler neck is made to match the original equipment on specific vehicles
- Durable construction - made of corrosion-resistant materials to reduce future failure potential
- Regulatory compliant - built to meet emission and inspection standards
- Trustworthy value - backed by team of engineers and quality control experts in the United States
Detailed Applications
| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| 2007 | Ford | F-350 Super Duty | Cab and Chassis; DIESEL; 140.8 Inch Wheelbase | ||
| 2007 | Ford | F-350 Super Duty | Cab and Chassis; DIESEL; 162.0 Inch Wheelbase | ||
| 2007 | Ford | F-350 Super Duty | Cab and Chassis; DIESEL; 165.0 Inch Wheelbase | ||
| 2007 | Ford | F-350 Super Duty | Cab and Chassis; DIESEL; 176.0 Inch Wheelbase | ||
| 2007 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 140.8 Inch Wheelbase | ||
| 2007 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 161.8 Inch Wheelbase | ||
| 2007 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 164.8 Inch Wheelbase | ||
| 2007 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 176.2 Inch Wheelbase | ||
| 2007 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 188.8 Inch Wheelbase | ||
| 2007 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 200.2 Inch Wheelbase | ||
| 2007 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 200.8 Inch Wheelbase | ||
| 2007 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 140.8 Inch Wheelbase | ||
| 2007 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 161.8 Inch Wheelbase | ||
| 2007 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 164.8 Inch Wheelbase | ||
| 2007 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 176.2 Inch Wheelbase | ||
| 2007 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 188.8 Inch Wheelbase | ||
| 2007 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 200.2 Inch Wheelbase | ||
| 2007 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 200.8 Inch Wheelbase | ||
| 2006 | Ford | F-350 Super Duty | Cab and Chassis; DIESEL; 140.8 Inch Wheelbase | ||
| 2006 | Ford | F-350 Super Duty | Cab and Chassis; DIESEL; 162.0 Inch Wheelbase | ||
| 2006 | Ford | F-350 Super Duty | Cab and Chassis; DIESEL; 165.0 Inch Wheelbase | ||
| 2006 | Ford | F-350 Super Duty | Cab and Chassis; DIESEL; 176.0 Inch Wheelbase | ||
| 2006 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 140.8 Inch Wheelbase | ||
| 2006 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 161.8 Inch Wheelbase | ||
| 2006 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 164.8 Inch Wheelbase | ||
| 2006 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 176.2 Inch Wheelbase | ||
| 2006 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 188.8 Inch Wheelbase | ||
| 2006 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 200.2 Inch Wheelbase | ||
| 2006 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 200.8 Inch Wheelbase | ||
| 2006 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 140.8 Inch Wheelbase | ||
| 2006 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 161.8 Inch Wheelbase | ||
| 2006 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 164.8 Inch Wheelbase | ||
| 2006 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 176.2 Inch Wheelbase | ||
| 2006 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 188.8 Inch Wheelbase | ||
| 2006 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 200.2 Inch Wheelbase | ||
| 2006 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 200.8 Inch Wheelbase | ||
| 2005 | Ford | F-350 Super Duty | Cab and Chassis; DIESEL; 141.0 Inch Wheelbase | ||
| 2005 | Ford | F-350 Super Duty | Cab and Chassis; DIESEL; 162.0 Inch Wheelbase | ||
| 2005 | Ford | F-350 Super Duty | Cab and Chassis; DIESEL; 165.0 Inch Wheelbase | ||
| 2005 | Ford | F-350 Super Duty | Cab and Chassis; DIESEL; 176.0 Inch Wheelbase | ||
| 2005 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 140.8 Inch Wheelbase | ||
| 2005 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 161.8 Inch Wheelbase | ||
| 2005 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 164.8 Inch Wheelbase | ||
| 2005 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 176.2 Inch Wheelbase | ||
| 2005 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 188.8 Inch Wheelbase | ||
| 2005 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 200.2 Inch Wheelbase | ||
| 2005 | Ford | F-450 Super Duty | Cab and Chassis - Conventional; DIESEL; 200.8 Inch Wheelbase | ||
| 2005 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 140.8 Inch Wheelbase | ||
| 2005 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 161.8 Inch Wheelbase | ||
| 2005 | Ford | F-550 Super Duty | Cab and Chassis - Conventional; DIESEL; 164.8 Inch Wheelbase |
Product Specifications
| Fuel Cap Included: | No |
|---|---|
| Length: | 6.5 in |
| Material: | Steel |
| Outside Diameter: | 1.5 mm |
| Package Contents: | 1 Fuel Filler Neck |
| Package Quantity: | 1 |
| Packaging Type: | Box |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| 4C3Z9034C | FORD MOTOR COMPANY |
| 8C3Z9034L | FORD MOTOR COMPANY |
| 8C3Z9034LE | FORD MOTOR COMPANY |
| 8C3Z9034LF | FORD MOTOR COMPANY |
| F81Z9034SA | FORD MOTOR COMPANY |
| F81Z9034SB | FORD MOTOR COMPANY |
| YC3Z9034LA | FORD MOTOR COMPANY |