Cargo Rack Bike Carrier Upgrade Kit for GRUNT & GUNNY

Built for all Gen 5+ rucRaks—like the GRUNT and GUNNY—this upgrade kit turns your existing system into a two-bike hitch bike cargo rack.

With lightweight aluminum, zinc-coated steel, padded supports, and modular hardware, it converts your rucRak into a rear bicycle cargo rack, cargo-and-bike carrier combo, or 2-in-1 cargo carrier and bike rack.

Whether you need a rear cargo bike setup or a hitch-mounted bike carrier, this kit delivers the strength, simplicity, and full tailgate access every overlander demands.

$109.95
$109.95
Shipping calculated at checkout.

Whats Included

  • (1) Padded aluminum square pole
  • (1) Zinc-coated steel foot insert to minimize sway
  • HDPE 4-prong knobs for quick cargo-to-bike conversion
  • (1) adjustable eyebolts for custom positioning & strap customization
  • (4) 12" UV-protected bungee cords
  • (4) Softride wheel straps

Benefits

  • One Rack. Two Functions. Unlimited Possibilities - Turn your rucRak into a 2-in-1 cargo carrier and bike rack with zero compromise on strength or space.
  • Built for Mountain Bikes, Trails, and Rough Terrain - The zinc-coated steel foot insert reduces sway, making this one of the most stable heavy-duty bike cargo rack solutions available.
  • Works With All Gen 5 rucRaks - Whether you have the rucRak spare tire mount or hitch mount cargo carrier, this kit gives you the best rear bike cargo rack performance.

Features

  • Converts rucRak into a cargo bicycle rack
  • Compatible With Most Bike Types: Fat-tire, mountain, road, hybrid, BMX and kids’ bikes up to 40 lbs each
  • Compatible with full-size rucRak models, including GRUNT & GUNNY
  • Works with or without tailgater table (removes in seconds)
  • Wide Wheel Size Fitment: Securely fits wheel sizes from 16” to 29”
  • Supports Larger Tires: Designed to accommodate tires up to 5 inches wide.

Materials

  • Stainless steel
  • Aluminum

Dimensions

Dimensions: 32 in X 6 in X 6 in

Care Instructions

Rinse off dirt, mud, salt, and road debris after each trip—especially after off-road use. Use mild soap and water; avoid harsh chemicals or abrasive pads that can damage the finish. Dry thoroughly to prevent long-term moisture buildup.
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.

Cargo Rack Bike Carrier Upgrade Kit for GRUNT & GUNNY

$109.95

Converts Your rucRak Into a Cargo Bicycle Rack

Swap from cargo basket to bike cargo rack mode in seconds using the integrated 4-prong knobs.

Securely Carries Up to 2 Bikes

Supports mountain bikes, fat-tire bikes, touring bikes, and using padded aluminum support.

Cargo + Bikes = One System

A true bike rack and cargo carrier combo—no need for a separate hitch bike rack.

Where Versatility Meets Velocity

Cargo Mode. Bike Mode. Adventure Mode.

After a simple install, you can switch from hauling gear to hauling bikes in seconds. A modular rack designed to move with every adventure.

Gear Up. Bike Up. Rak Up.

Carry Two Bikes with Confidence

Transform your rucRak into a dual-bike carrier capable of securely carrying mountain bikes, fat-tire bikes, or touring bikes with ease and stability.

Will this Cargo Bicycle Rack work with my rucRak?

Yes — compatible with all Gen V and newer rucRaks, including the GUNNY swing away hitch cargo carrier, the GRUNT spare-tire mount, and the CHIEF 2" receiver model.

How many bikes can the Bicycle Cargo Rack carry?

Your rucRak (GRUNT, GUNNY, or CHIEF) already includes a built-in 2-bike rack. By adding this Bicycle Cargo Rack Kit, you can carry 2 additional bikes, for a total capacity of up to 4 bikes—including mountain, hybrid, fat-tire, gravel, or touring bikes.

Is this the best Bicycle Cargo Rack for rough terrain?

Yes — zinc-coated steel and aluminum components deliver heavy duty bicycle cargo rack performance for overlanding.

Does this Bicycle Cargo Carrier Rack support e-bikes?

No, for ebikes, we recommend our CHIEF heavy-duty hitch model, specifically designed for e-bikes.

Is this Bicycle Rear Cargo Rack rust-resistant?

Yes—aluminum, HDPE knobs, and zinc-coated hardware protect against corrosion, rain, and salt.

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