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Dorman 577-947 Fuel Tank Filler Neck - Lower or UpperOE Quality 60-Day Returns
Dorman 577-947 Fuel Tank Filler Neck - Lower or Upper - view 1
Dorman 577-947 Fuel Tank Filler Neck - Lower or Upper - view 2
Part #: 577-947

Dorman 577-947 Fuel Tank Filler Neck - Lower or Upper

Lower and Upper
⚙️ 18 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$142.32Free 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.
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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
🚗Fitment: Chevrolet, GMC, and Oldsmobile, Blazer, Bravada, and Jimmy
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
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Dorman 577-947 Fuel Tank Filler Neck - Lower or Upper
BrandDorman
Part Number577-947
MaterialSteel
Length32.25
Hose IncludedNo
ColorBlack
Mounting Hardware IncludedNo
Fuel Cap IncludedNo
Vent Line AttachedYes
Vent Quantity1
Fill Pipe Inside Diameter2
Compatible Fuel TypeGas
Vent 1 TypeMetal
Package Contents1 fuel filler neck

This part fits 18 vehicles. Search below:

YearMakeModel# DoorsPositionNotes
2000ChevroletBlazer4 DoorLower2 Pieces
2000ChevroletBlazer4 DoorUpper2 Pieces
2000GMCJimmy4 DoorLower2 Pieces
2000GMCJimmy4 DoorUpper2 Pieces
2000OldsmobileBravadaLower2 Pieces
2000OldsmobileBravadaUpper2 Pieces
1999ChevroletBlazer4 DoorLower2 Pieces
1999ChevroletBlazer4 DoorUpper2 Pieces
1999GMCJimmy4 DoorLower2 Pieces
1999GMCJimmy4 DoorUpper2 Pieces
1999OldsmobileBravadaLower2 Pieces
1999OldsmobileBravadaUpper2 Pieces
1998ChevroletBlazer4 DoorLowerPlastic Tank; 18 Gallon Tank; 2 Pieces
1998ChevroletBlazer4 DoorUpperPlastic Tank; 18 Gallon Tank; 2 Pieces
1998GMCJimmy4 DoorLowerPlastic Tank; 18 Gallon Tank; 2 Pieces
1998GMCJimmy4 DoorUpperPlastic Tank; 18 Gallon Tank; 2 Pieces
1998OldsmobileBravadaLowerPlastic Tank; 18 Gallon Tank; 2 Pieces
1998OldsmobileBravadaUpperPlastic Tank; 18 Gallon Tank; 2 Pieces

* 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:

15026403FN700SK577947

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

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