• rucRak GRUNT mounting studs replacement lug nuts for spare tire rack

Mounting Studs - GRUNT

Upgrade your rucRak mounting setup by replacing the original lug nut and bolt combo with these studded lug nuts for a stronger, more secure fit. Designed to make installing and removing your rucRak faster and easier, this setup simplifies mounting while improving stability on the trail and on the road.

Includes a set of three.

Precision-made from hardened steel and zinc-coated for long-lasting rust resistance, each kit comes complete with all required nuts to securely fasten your rucRak to your Jeep Wrangler’s rear-mounted spare tire.

$37.95
$37.95
Shipping calculated at checkout.
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Whats Included

  • (3) Studded lug nuts (Choose your thread size)
  • (6) Matching securing nuts

Benefits

  • Faster Install & Removal - Studded design lets you slide the rucRak on and off your spare tire with ease—no juggling bolts during install.
  • More Secure Mounting - Provides consistent stud engagement for a tighter, more stable connection on-road and off-road.
  • Improved Alignment - Helps guide the rucRak into place for quicker, frustration-free mounting every time.
  • Trail-Ready Confidence - Reduces movement and loosening compared to traditional bolt-and-lug setups.
  • Long-Term Reliability - Rust-resistant construction ensures dependable performance in all weather conditions.

Features

  • Studded lug nut design replaces the original lug nut and bolt setup
  • Hardened steel construction for strength and durability
  • Zinc-coated finish for long-term corrosion resistance
  • Includes all required securing nuts for installation
  • Compatible with Jeep Wrangler and Ford Bronco rear-mounted spare tires
  • Set of three for proper rucRak mounting alignment

Materials

  • Metal

Dimensions

Dimensions: 9 in X 6 in X 4 in
Why Choose rucRak?

The Only 13-in-1 Modular Cargo System

rucRak is the only cargo carrier system with 13 built-in functions—from cargo carrier and bike rack to wagon, tailgate table, and more. No competitor comes close. READ MORE

Designed, Engineered & Built in the USA

Every rucRak is American-made with premium materials and precision engineering for unmatched strength and reliability.

Fully Customizable + Add-On Ready

Unlike single-purpose racks, rucRak adapts with modular add-ons, custom colors, swing arms, and e-bike support—endless configurations, unmatched flexibility.

Mounting Studs - GRUNT

$37.95
Easy On, Easy Off

The design lets you slide your rucRak onto the spare tire for faster, simpler, frustration-free installation and removal.

Secure, Trail-Ready Hold

Delivers consistent stud engagement for a tight, stable mount on Jeep Wrangler and Ford Bronco spare tires.

Built to Last

Crafted from steel and finished with a zinc coating, these lug nuts resist rust and corrosion for reliable performance in all weather conditions.

What is this Mounting Studs upgrade?

This upgrade replaces the original lug nut and bolt combo with studded lug nuts, creating a stronger, more secure mounting point for your rucRak. It makes installation and removal faster while improving overall stability.

What vehicles do the Mounting Studs fit?

This kit is designed specifically for Ford Bronco and Jeep Wrangler models with a rear-mounted spare tire that are running a rucRak system.

How do the Mounting Studs make installation easier?

The stud design allows you to slide your rucRak directly onto the spare tire studs, instead of juggling bolts and alignment. This speeds up install and removal and reduces frustration—especially when mounting solo.

Do the Mounting Studs improve strength or stability?

Yes. Studded mounting provides better load distribution and a more secure connection, helping reduce movement and improve confidence both on the road and on the trail.

What are the Mounting Studs made from?

The studs are precision-made from hardened steel and zinc-coated for long-lasting corrosion and rust resistance.

Is the Mounting Studs required to run a rucRak?

No, but it is a recommended upgrade for users who want faster installs, easier removal, and added peace of mind.

Can I install the Mounting Studs myself?

Yes. This upgrade is DIY-friendly and installs using standard tools.

Will the Mounting Studs affect my spare tire or factory setup?

No permanent modifications are required. This upgrade works with your existing spare tire mounting setup.

Don't take our word for it...

  • Replaces multiple products

    Love this product. It's everything I need in one product instead of spending 3 times as much for several different ones. And it even turns into a heavy duty wagon!

    Brian K.
    Raleigh, NC

  • USA-Made quality & versatility

    High-quality, American-made, and incredibly versatile. Table, basket, bike rack—and you keep full tailgate access. Love it!

    Shane D.
    Destin, FL

  • Color-match customization

    Excellent product. Got mine color-matched to my Jeep and use it all the time. Lightweight and versatile.

    Chris A.
    Rochester, NY

  • Excellent service

    Picked one up to take my daughter to college and tailgate in the fall. It was PERFECT for both! Highly recommended.

    Sam A.
    Hershey, PA

  • Multi-functionality

    If you need a rack for your Jeep, truck, SUV or anything with a 2" receiver hitch, there is no better option than rucRak! It truly is the most versatile hitch cargo carrier on the market.

    Jesse H.
    Grand Rapids, MI

  • Customer love and trust

    One of the best products I’ve ever purchased! It makes carrying anything, anywhere, simple and stress-free. This company is top-notch—I’d leave a thousand positive reviews if I could.

    Jon L.
    Boston, MA

  • Reliable & credible

    Have ordered multiple times, always received exactly what was described. Products are genuine and fully functional.

    Casey B.
    Denver, CO