Roof Racks and Accessories
MetalCloak ARS 4-Door Rocklander Rack System, Jeep JL 392 Wrangler
ARS 4-Door Rocklander Rack System, Jeep JL 392 Wrangler — a genuine MetalCloak Adventure Rack System (ARS) part, no. R74040. Fitment according to MetalCloak: 392 JL Wrangler.
MetalCloak ARS 4-Door Rocklander Rack System, Jeep JL 392 Wrangler (ARS, part no. R74040)
A roof tent, luggage, jerry cans and gear on the roof quickly outgrow the factory mounting points. ARS rack systems build a separate load-bearing structure over the vehicle, spreading the load onto both the body and the frame.

Fitment 392 JL Wrangler | Material 2" X .120 Wall Steel Tube | Coating Gold Zinc - Mounting Brackets |
What is in the box
- Front hoop
- Pier plates
- Roof trusses
- Rear hoop
- Frame mount brackets
- Flexural footings
- NVH urethane bushings
- All required hardware

Technical data
- Brand: MetalCloak / ARS
- Manufacturer part number: R74040
- Compatibility: 392 JL Wrangler
- Front hoop: 2" X .120 Wall Steel Tube
- Integrated handle: 1" X .120 Wall Steel Tube
- Roof trusses: 2" X .120 Wall Steel Tube
- Clamps: 3" x .50 Wall Mild Carbon Steel
- Rear hoop: 2" X .120 Wall Steel Tube
- Frame mount brackets: 1/4" Hot Rolled Steel
- Bushings: Hi-Durometer Urethane Bushings
- Coating: Gold Zinc - Mounting Brackets
Important notes from MetalCloak
- Model: fits the JL 392 with its taller cowl/hood; will NOT fit a JL 4xe because of the charge port location.
- Kat Walk: the front hoop Kat Walk (R75080) is sold separately.
Installation
- Installation difficulty: easy
- Body modification: some cutting
- Installation time according to MetalCloak: 3 - 4 Hours
- Our Szekla4x4.pl workshop can fit it for you.
Frequently asked questions
Is this a genuine MetalCloak part?
Yes. It is a MetalCloak Adventure Rack System (ARS) part, number R74040.
Does installation need body modification?
According to MetalCloak: some cutting.
Can you help me complete the system?
Yes. Tell us your model and roof type and we will put together the hoops, beams and accessories.
Why choose it
- A genuine ARS part that fits the rest of the system without modification.
- Steel with a black powder coat, built for outdoor use.
- Authorised MetalCloak dealer with an in-house workshop.
Not sure which parts make a complete system? Contact us and we will specify it for your vehicle.