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Chassis Unlimited CUB960572 Octane Series Dual Swing Out Rear Bumper with Sensor Cutouts for Chevy Silverado and GMC Seirra 2500HD/3500 2020-2023

Brand: Chassis Unlimited
Part Number: CUB960572
Product Type: Rear Bumper
Vehicle Fitment: Chevy Silverado and GMC Seirra 2500HD/3500 2020-2023
Condition: New
Availability: All products are built to order. Current lead time is 4-6 weeks.
Shipping: Free Shipping!
Was: $3,999.99
Sale: $2,999.99
Save: 25%
Save: $1,000.00

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Chassis Unlimited "Octane Series" dual swing-out rear tire carrier bumper ships to your door ready to install on your truck, complete with a 3-stage texture black powder coat. This is our direct bolt-on version, no cutting is required of your bed. Bumper ships fully assembled ready to install.

The Octane series dual swing-out bumper is our premium rear tire carrier bumper. Double latching swing-out with slam bumpers allow a vibration-free swing out and an easy open/close using our push-button latch system. A secondary latch on the swing-out spindle also allows locking in 2 positions- closed and open, so you don't need to worry about holding your swing-outs open while lowering your tailgate. Universal 1/2" slots on both swing-outs allow you to mount up to a 40" spare tire/wheel, and all your favorite accessories. One spare tire mount is included with the purchase of the bumper.

This dual swing-out tire carrier is manufactured with top-of-the-line components ensuring our product will last a lifetime of adventures. USA Premium rated hinge/spindles with billet aluminum caps, rubber bump stops ensuring a slam style close with no vibration, push-button cam style release latches, 1/2" pin secondary close and open stop, Includes spare tire mount with studs.

The Octane series bumper brings an entire new style to the bumper market and offers an industry-first low-profile fitment with aggressive styling. The Octane series rear bumper is designed as a one-piece bumper, and ships as one unit ready to bolt to your vehicle. The rear bumpers also feature corner steps as well as a built-in center step for ease of access. All of Chassis Unlimited's products are designed and manufactured in livermore california.

Most installations are completed in a few hours or less with basic hand tools, the bumpers directly bolt onto your vehicle. Remove your factory bumper/mounts, and product directly bolts onto your vehicle's factory bumper mounting locations.

This bumper can be run with or without your factory tow hitch.


  • Factory parking sensors work excellent with our bumpers, if your stock bumper has parking sensors
  • Bolt on spare tire mount for 8 lug wheel, up to 40" wheel/tire
  • Dual swing outs with 2 position locking
  • Push button cam latch release system
  • Ships fully assembled ready to install
  • Includes LED License plate lights
  • Recessed rear facing mounts for 3" LED cube lights as back up lights (2)
  • Each side of the bumper has integrated corner steps
  • Includes heavy duty CNC machined 1" thick recovery points with a 1" bore
  • LED lights, gas can mounts, spare tire, and accessories sold separately


  • Product Line: Octane Series
  • Position: Rear
  • Color/Finish: 3-Stage Black Texture powder Coat
  • Material: 3/16" USA Steel
  • Step Included: Yes
  • Sensor Cutouts: Yes
  • D-Rings Mount: Yes
  • Weight: 165 lb

Vehicle Fitment 

Year Make Model
2020-2023 Chevrolet Silverado 2500HD
2020-2023 Chevrolet Silverado 3500
2020-2023 GMC Sierra 2500HD
2020-2023 GMC Sierra 3500


Shipping Information

  • Item Requires Shipping
  • 1.0 lbs.
  • W1.0000” x H1.0000” x L1.0000”
  • Free Shipping!
  • Free Shipping!

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