1990–2027 Thor Motor Coach Magnitude Locking Fuel Door
The RV Fuel Vault is confirmed to fit the Thor Motor Coach Magnitude on the Ford E-450, Ford F-550 / F-600 chassis. Here are the covered floor plans and the exact parts for your rig.
Covered floor plans
Fits all Thor Omni and Magnitude Super C diesel floorplans on the Ford F-550 / F-600 chassis. Requires removal of the existing factory-installed, non-locking painted plastic fuel doors before installation.
2026 Thor Magnitude GA31 on the Ford E-450 gas chassis. Takes one large single door (RVFV-1002L); the fuel bezel screws in on the passenger side.
Parts that fit
RV Fuel Vault — Small Standard-2 Pack
VerifiedRVFV-2001S
Set of 2 standard doors. Ideal for Driver Side dual-tank Super C Rigs
$279.95
ViewSecurity Screw Pack — 2 Pack (24 pc)
VerifiedRVFV-SS200
Tamper-resistant security screws — 12 per pack. Each door requires 1 pack. (2 Packs)
$19.95
ViewRV Fuel Vault — Large Standard Single
VerifiedRVFV-1002L
Oversized single door for Class C (E-350/E-450), Class A (F-53/Workhorse), and motorhomes with larger fuel cap openings.
$149.95
ViewSecurity Screw Pack — 1 Pack (12 pc)
VerifiedRVFV-SS100
Tamper-resistant security screws with Safety Torx Driver Bit — 1 pack. of 12 screws, Each door requires (1 pack).
$9.95
ViewStandard Large Fuel Cap Housing Bezel, Factory Replacement
VerifiedRVFVB-9002L
Factory Replacement Fuel Housing Bezel, Small, Typically Super C on Ford F-550, F-600 or Dodge Ram 5500
$69.95
ViewRV Fuel Vault + Bezel Bundle — Large Single
VerifiedRVFV-BDL-1002L
Complete protection bundle: RV Fuel Vault Large Standard Single door + matching Large Fuel Cap Housing Bezel. Save by bundling!
$229.85
View