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WTD – Ford F-550/600 4×4 Super C King Shock Upgrade – HTR
July 1, 2025
WTD – Thor Axis/Vegas Class A RV 6‘’ Suspension Lift Kit Fox Shocks “Off Grid”
July 16, 2025
WTD – Thor Axis/Vegas Class A RV 4‘’ Suspension Lift Kit Progressive Leaf Springs "Adventurer"
WTD – Thor Axis/Vegas Class A RV 4‘’ Suspension Lift Kit Progressive Leaf Springs "Adventurer" - Image 2
WTD – Thor Axis/Vegas Class A RV 4‘’ Suspension Lift Kit Progressive Leaf Springs "Adventurer" - Image 3
WTD – Thor Axis/Vegas Class A RV 4‘’ Suspension Lift Kit Progressive Leaf Springs "Adventurer" - Image 4
WTD – Thor Axis/Vegas Class A RV 4‘’ Suspension Lift Kit Progressive Leaf Springs "Adventurer" - Image 5
WTD – Thor Axis/Vegas Class A RV 4‘’ Suspension Lift Kit Progressive Leaf Springs "Adventurer" - Image 6
WTD – Thor Axis/Vegas Class A RV 4‘’ Suspension Lift Kit Progressive Leaf Springs "Adventurer" - Image 7
WTD – Thor Axis/Vegas Class A RV 4‘’ Suspension Lift Kit Progressive Leaf Springs "Adventurer" - Image 8
WTD – Thor Axis/Vegas Class A RV 4‘’ Suspension Lift Kit Progressive Leaf Springs "Adventurer" - Image 9
WTD – Thor Axis/Vegas Class A RV 4‘’ Suspension Lift Kit Progressive Leaf Springs "Adventurer" - Image 10
WTD – Thor Axis/Vegas Class A RV 4‘’ Suspension Lift Kit Progressive Leaf Springs "Adventurer" - Image 11
WTD – Thor Axis/Vegas Class A RV 4‘’ Suspension Lift Kit Progressive Leaf Springs "Adventurer" - Image 12
WTD – Thor Axis/Vegas Class A RV 4‘’ Suspension Lift Kit Progressive Leaf Springs "Adventurer" - Image 13
WTD – Thor Axis/Vegas Class A RV 4‘’ Suspension Lift Kit Progressive Leaf Springs "Adventurer" - Image 14

WTD – Thor Axis/Vegas Class A RV 4‘’ Suspension Lift Kit Progressive Leaf Springs “Adventurer”

$5,500.00


1 in stock (can be backordered)

Core Charge

If we are not installing your kit, there is a mandatory core charge. This charge is 100% refundable once you ship your stock I beams back to us.

Mandatory Add-on

If you are installing this kit yourself, you will need to purchase or make your own drop bracket

  • WTD – Carrier Bearing Drop Bracket Kit

    $200.00

    AddRemove

Recommended Add-On

Drastically improve the steering on your E-Series

  • WTD – Ford E-Series Fox Steering Stabilizer Kit Gas

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SKU: FES-RV-4-LS-AXIS/VEGAS Categories: FORD, SUSPENSION, THOR AXIS/VEGAS, CLASS A RV Tags: rv lift thor-vegas rv suspension e-450 lifted van e-450 rv ford e-series ford e-450 motorhome suspension rv kit suspension thor fabrication kit ford motorhome thor-axis
  • WHAT’S INCLUDED
  • DESCRIPTION
  • TECH SPECS
  • INSTALL LABOR
  • VEHICLE APPLICATION
  • INSTRUCTIONS

WTD – CUSTOM EXTENDED RADIUS ARMS – QTY 2
WTD – RADIUS ARM BRACKETS WELD ON – QTY 2
MOOG RADIUS ARM PIVOT BUSHINGS
SKYJACKER LIFT COILS – QTY 2
SWAY BAR DROP DOWN BRACKETS, HARDWARE INCLUDED
MODIFIED IBEAMS WITH MOOG PIVOT BUSHINGS
FOX PERFORMANCE SERIES 2.0 SMOOTH BODY IFP SHOCK QTY 4
PROGRESSIVE LEAF SPRINGS – QTY 2

The WTD 4″ Thor Axis/Vegas Class A RV Suspension Lift Kit is designed to take your RV to the next level—offering enhanced ground clearance, improved ride comfort, and better handling without compromising the factory driving experience. Whether you’re looking to navigate rougher terrain with ease or simply want to upgrade your RV’s stance, this kit provides the perfect balance of performance, stability, and durability.

Why Choose the WTD 4″ Thor Axis/Vegas Class A RV Suspension Lift Kit?

  • Increased Ground Clearance – Allows for easier access to campsites, improved off-road capability, and reduced scraping.
  • Better Ride Stability – Reduces body roll and sway, giving you better control on highways and rough roads.
  • Maintains Factory RSC (Ride Stability Control) – Thanks to modified I-Beams, suspension geometry remains factory-correct on newer model coaches.
  • Keeps Your RV 2WD – No unnecessary drivetrain modifications—just better suspension performance.

Premium Suspension Upgrades

  • FOX Performance Shocks – Custom-valved to absorb bumps, reduce sway, and improve ride comfort for Class A RVs.
  • Progressive Rear Leaf Springs –
    • Designed to match your RV’s weight, ensuring proper support and ride quality.
    • Provides better load distribution, reducing rear-end sag.

Built on Proven Performance

This 4″ lift kit is based on the same proven design as our 6″ Baja Grocery Getter Suspension Kit, delivering exceptional ride quality and durability in a slightly smaller package for those looking for a balanced, lifted stance.

Key Features & Benefits

  • 4″ of true suspension lift for increased ground clearance and an aggressive stance.
  • FOX shocks provide better damping control for a smoother ride on highways and rough terrain.
  • Progressive rear leaf springs for load-adaptive support and improved handling.
  • No drop brackets needed, maintaining factory suspension geometry.
  • Retains factory ride stability control (RSC) for a safe and predictable driving experience.
  • Made in the USA, ensuring high-quality materials and craftsmanship.

For RV owners looking for a comfortable, capable, and reliable suspension upgrade, the WTD 4″ Thor Axis/Vegas Class A RV Suspension Lift Kit is the perfect solution for your next adventure.

LIFTWHEEL TRAVELWHEEL SIZELUG PATTERNBACKSPACINGOFFSETBORETIRE SIZE
4" FRONT | 4" REAR8’’ FRONT | 5’’ REARXXXXXX

INSTALL LABOR – $3960 (22 HRS)
ALIGNMENT – $320

***EXCEPTIONS TO THIS PRICE: RUST, IF TANKS HAVE TO BE DROPPED, FRONT LEVELING JACKS REMOVED/REINSTALLED, LENGTH OF WORK INVOLVED IN ORDER TO CORRECT DRIVESHAFT ANGLE.

YEARMAKEMODEL
1992-CURRENTTHORAXIS
1992-CURRENTTHORVEGAS
CLASS C RV 4" KIT INSTRUCTIONS (pdf, 949KB)
Class C RV Instructions
Download

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PRODUCT CATEGORIES

  • FORD
    • E-SERIES
      • SUSPENSION
        • 1992-2007
          • E-250 | E-350
          • E-150
        • 2008-2014
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    • TRANSIT
      • SUSPENSION
        • 2015-2019
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        • 2020-CURRENT
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      • WHEELS
    • CLASS A RV
      • SUSPENSION
        • THOR AXIS/VEGAS
        • F-53
        • COUNTRY COACH
    • BUMPERS
    • ACCESSORIES
    • F-SERIES
      • F-550/600
        • SUSPENSION
  • CHEVROLET
    • SUSPENSION
      • CLASS C RV
    • PERFORMANCE LIFTS FOR QUIGLEY'S
    • BUMPERS
    • ACCESSORIES
  • NISSAN
    • SUSPENSION
      • NV 2500 | 3500
    • BUMPERS
    • ACCESSORIES
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    • FRONT
    • REAR
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Contact

Phone: (619) 596-9831
Email: info@weldtecdesigns.com

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