ZONFANT Tailgate Check Strap Retaining Arm — Direct-Fit OEM Replacement for 2011–2018 Jeep Wrangler JK, Single Unit

ZONFANT's tailgate check strap retaining arm is a direct-fit replacement that restores the rear trunk/tailgate support for 2011–2018 Jeep Wrangler and Wrangler JK models.

If your Jeep's tailgate feels loose, doesn't stay open reliably, or the check strap arm is worn or broken, this replacement from ZONFANT is made to match the factory fit and function. It ships as a single retaining arm and is offered to replace OEM numbers #4589890AC, #4589890AB, and #04589890AC. The part is manufactured to meet practical durability needs and installs with basic tools for fast restoration of normal tailgate movement.

How does this replacement arm match my Jeep's original part?

The ZONFANT arm is produced to align with the OEM mounting points and dimensions so it mates with the existing check strap hardware. It lists the commonly used factory part numbers it replaces to help you verify fit before purchase.

• Direct replacement for #4589890AC, #4589890AB, #04589890AC
• Designed to the same mounting layout as factory parts
• Intended for 2011–2018 Wrangler and Wrangler JK models

What can I expect from installation—will I need special tools?

Installation is intentionally simple: the component is a plug-and-play style replacement that connects at original fastening points. Most owners can complete the swap with common hand tools in a short time without specialized equipment.

• Fits original bolt holes and brackets for quick swap
• No vehicle modifications required
• Typical install time: minutes to under an hour depending on experience

What are the build quality and longevity features of this arm?

ZONFANT inspects each arm for dimensional accuracy and functional integrity before shipping, using materials chosen for resistance to daily wear. While not a lifetime guarantee, the part is intended to provide reliable performance comparable to the original component.

• Manufactured to meet practical durability standards
• Factory inspection for fit and function
• Engineered for repetitive opening and closing cycles

How do I confirm compatibility with my Jeep before ordering?

Check your vehicle year and model against the listed compatibility and compare the OEM part number on the part you’re replacing. If the stamped or printed part number matches one of the numbers ZONFANT lists, it is very likely to fit.

• Confirm vehicle: 2011–2018 Wrangler / Wrangler JK
• Compare your current part number to the listed replacements
• Contact your mechanic or reference service manual for verification

Who is this for: This ZONFANT tailgate check strap retaining arm is for Jeep owners, mechanics, and restoration enthusiasts who need a dependable, direct-fit replacement for worn or damaged tailgate hardware on 2011–2018 Wrangler and Wrangler JK vehicles. Choose this part if you want a straightforward, inspected replacement that installs without modifications and corresponds to common OEM part numbers.