MB1089

Spare Tire Carrier for Jeep JL

$669.00
Shipping calculated at checkout.
Installation Difficulty:

Compatible With:

JL
Heavy duty tire carrier for Jeep JL and JLU. Supports up to 42 inch tires with adjustable mounting and reinforced tailgate design.

Once larger tires are installed on a Jeep JL or JLU, the factory tire carrier quickly becomes a weak point. The added weight of a 35 inch or larger tire puts stress on the factory hinges and mounting points, which were not designed for that kind of load. Over time this leads to sagging, rattling, and difficulty opening and closing the tailgate.

Many aftermarket solutions try to fix this by adding bumper-mounted carriers or complicated linkage systems. These often introduce new problems, including alignment issues, additional moving parts, and constant adjustment to keep everything working correctly.

The Motobilt JL Tire Carrier is designed to address those issues by reinforcing the factory tailgate mounting structure with a fully integrated, single-piece design. Instead of spreading the load across multiple separate components, this carrier mounts using 12 points compared to the factory 4, distributing the weight more evenly and improving long-term durability.

Built from 3/16 inch laser cut and formed steel, the carrier is designed to support larger tire and wheel combinations while maintaining smooth operation using the factory tailgate handle. Adjustable mounting points allow the tire to be positioned both vertically and front to back, helping dial in proper clearance for different tire sizes and wheel setups.


This tire carrier is available in multiple lug patterns to match your wheel and axle setup. In addition to the standard Jeep bolt pattern, Motobilt offers versions for 8 lug applications including 8 on 6.5 and 8 on 170 (Ford Super Duty). These options are intended for builders running one ton axles or heavy duty wheel and tire combinations where matching lug pattern is required.

The system uses high-density hinge bushings with steel inner liners along with greasable pivot points to maintain smooth operation over time. It is designed to work with both factory and aftermarket bumpers and integrates with Motobilt accessories and license plate relocation systems.

This is a bolt-on solution for builders who need to support larger tires without adding unnecessary complexity to the rear of the Jeep.

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Important Information
  • Designed for 2018 and newer Jeep JL and JLU
  • Bolt-on installation using factory mounting locations
  • Ships bare steel and must be painted or coated before installation
  • Designed for tire sizes 35 inch and larger (can accommodate smaller sizes)
  • Supports up to a 40 inch tire
  • Requires license plate and camera relocation kit (MB2115)
  • Factory tailgate catch must be removed
  • Aftermarket tail light covers may interfere when fully opened
  • High lift jacks may interfere with tail lights when mounted to carrier
  • Designed for wheel backspacing between 4.25 inch and 5.5 inch
  • Wheel spacers may be required for larger backspacing setups
  • Available in multiple lug patterns including standard Jeep and 8 lug options (8x6.5 and 8x170)

Product Specifications

Vehicle Fitment

2018 to Current Jeep JL / JLU

Material

3/16 inch Steel

Mounting Points

12 mounting points compared to factory 4

Tire Capacity

Up to 42 inch tire

Adjustment

Vertical and front-to-back tire positioning

Hinge Design

High density bushings with steel inner liners

Greasable pivot points

Thread Size

3/8-16 weld nuts for accessories (qty 2)

Wheel Stud Size

14mm x 1.5

Weight

Approximately 58 lbs

Manufactured

Made in the USA

Notes
  • Direct bolt-on installation using factory mounting points
  • Factory tailgate catch must be removed
  • Shims are used on the bottom hinge during installation
  • Test fit before final coating
  • Requires use of license plate and camera relocation kit MB2115
  • Verify clearance with tail lights and accessories when fully opened
Frequently Asked Questions

Why do I need an upgraded tire carrier on a Jeep JL?
Larger tires place more load on the factory carrier and hinges, which can lead to sagging and premature wear. An upgraded carrier distributes the load and improves durability.

How much weight can this carrier handle?
This carrier is designed to support tire and wheel combinations up to 42 inches.

Does this work with aftermarket bumpers?
Yes. It is designed to work with both factory and aftermarket bumpers.

Do you offer this tire carrier in 8 lug patterns?
Yes. This carrier is available in 8 lug configurations including 8 on 6.5 and 8 on 170 for builds running one ton axles or heavy duty wheel and tire setups.

Is this a bolt-on installation?
Yes. It installs using factory mounting points, but some factory components like the tailgate catch must be removed.

Do I need to relocate my license plate and camera?
Yes. This system requires a relocation kit such as MB2115.

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