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GMC Sierra 2500 HD Underseat Storage Box Replacement

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  1. ✓ In Stock 2007-2013 GMC Sierra 2500 HD Underseat Storage Box (Husky Liners)

    2007-2013 GMC Sierra 2500 HD Underseat Storage Box (Husky Liners)

    Partslink #: 09011

    Tech Info: Husky GearBox for your Extended Cab truck. GearBox will work with Husky X-act Contour or Husky WeatherBeater style parts.

    $144.49 View part →
  2. ✓ In Stock 2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    Partslink #: 10301

    To confirm fitment, measure the back door - should measure approx. 40 inches

    $225.14 View part →
  3. ✓ In Stock 2007-2014 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    2007-2014 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    Partslink #: 10044

    Dark Gray is recommended for Work Truck (WT) models.

    $225.14 View part →
  4. ✓ In Stock 2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    Partslink #: 10306

    Fits "Classic Body Style" only. To confirm fitment, measure back door - should be approx. 30 1/2" wide.

    $225.14 View part →
  5. ✓ In Stock 2007-2013 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    2007-2013 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    Partslink #: 10045
    $225.14 View part →
  6. ✓ In Stock 2020-2025 GMC Sierra 2500 HD Underseat Storage Box -  or Rear (DU-HA)

    2020-2025 GMC Sierra 2500 HD Underseat Storage Box - or Rear (DU-HA)

    Partslink #: 10421

    Fits "New Body Style" only. To confirm fitment, measure back door - should be approx. 32" wide.

    $225.14 View part →
  7. ✓ In Stock 2007-2014 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    2007-2014 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    Partslink #: 10042

    Dark Gray is recommended for Work Truck (WT) models.

    $225.14 View part →
  8. ✓ In Stock 2020-2025 GMC Sierra 2500 HD Underseat Storage Box -  or Rear (DU-HA)

    2020-2025 GMC Sierra 2500 HD Underseat Storage Box - or Rear (DU-HA)

    Partslink #: 10400

    Fits "New Body Style" only. To confirm fitment, measure back door - should be approx. 42" wide.

    $225.14 View part →
  9. ✓ In Stock 2020-2025 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    2020-2025 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    Partslink #: 10420

    Fits "New Body Style" only. To confirm fitment, measure back door - should be approx. 32" wide.

    $225.14 View part →
  10. ✓ In Stock 2020-2025 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    2020-2025 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    Partslink #: 10401

    Fits "New Body Style" only. To confirm fitment, measure back door - should be approx. 42" wide.

    $225.14 View part →
  11. ✓ In Stock 2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    Partslink #: 10302

    To confirm fitment, measure the back door - should measure approx. 40 inches wide

    $225.14 View part →
  12. ✓ In Stock 2001-2007 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    2001-2007 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    Partslink #: 10001

    Fits "Classic Body Style" models only. Excludes 2006-2007 5'8" extra short box model. Optional lock kit also available for this model (Part # 80090).

    $225.14 View part →
  13. ✓ In Stock 2007-2014 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    2007-2014 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    Partslink #: 10043

    Dark Gray is recommended for Work Truck (WT) models.

    $225.14 View part →
  14. ✓ In Stock 2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    Partslink #: 10305

    Fits "Classic Body Style" only. To confirm fitment, measure back door - should be approx. 30 1/2" wide.

    $225.14 View part →
  15. ✓ In Stock 2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    Partslink #: 10303

    Saddle/Brown is recommended for High Country models.

    $225.14 View part →
  16. ✓ In Stock 2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    Partslink #: 10300

    To confirm fitment, measure the back door - should measure approx. 40 inches

    $225.14 View part →
  17. ✓ In Stock 2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    Partslink #: 10304

    Fits "Classic Body Style" only. To confirm fitment, measure back door - should be approx. 30 1/2" wide.

    $225.14 View part →
  18. ✓ In Stock 2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    2015-2019 GMC Sierra 2500 HD Underseat Storage Box - Rear (DU-HA)

    Partslink #: 10307

    This DU-HA Lockbox is custom designed to fit specific Y/M/M Crew Cab trucks only. This Lockbox will NOT fit Double Cab models.

    $422.52 View part →
  19. ✓ In Stock 2020-2025 GMC Sierra 2500 HD Underseat Storage Box -  or Rear (DU-HA)

    2020-2025 GMC Sierra 2500 HD Underseat Storage Box - or Rear (DU-HA)

    Partslink #: 10410

    This DU-HA Lockbox is custom designed to fit specific Y/M/M Crew Cab trucks only. This Lockbox will NOT fit Double Cab models.

    $422.52 View part →
  20. ✓ In Stock 2001-2024 GMC Sierra 2500 HD Underseat Storage Box (Dee Zee)

    2001-2024 GMC Sierra 2500 HD Underseat Storage Box (Dee Zee)

    Partslink #: DZ700

    Powder Coat Finish

    $481.76 View part →
  21. ✓ In Stock 2007-2019 GMC Sierra 2500 HD Underseat Storage Box (Tuffy Security)

    2007-2019 GMC Sierra 2500 HD Underseat Storage Box (Tuffy Security)

    Partslink #: 307-01

    Rear Bench Full Length; Black; Crew Cab

    $638.07 View part →
  22. ✓ In Stock 2020-2024 GMC Sierra 2500 HD Underseat Storage Box (Tuffy Security)

    2020-2024 GMC Sierra 2500 HD Underseat Storage Box (Tuffy Security)

    Partslink #: 352-01

    Rear Bench Black; Crew Cab

    $649.60 View part →
  23. ✓ In Stock 2007-2019 GMC Sierra 2500 HD Underseat Storage Box (Tuffy Security)

    2007-2019 GMC Sierra 2500 HD Underseat Storage Box (Tuffy Security)

    Partslink #: 340-01

    Rear Bench 60% Length; Black; Crew Cab

    $681.82 View part →

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Underseat Storage Box Compatibility for GMC Sierra 2500 HD

Browse our selection of quality underseat storage box parts designed specifically for your GMC Sierra 2500 HD. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.

Available Trims

AT4 · AT4X · Base · Denali · Denali Ultimate · Pro · SL · SLE · SLT · WT

Body Types

Crew Cab Pickup · Extended Cab Pickup · Standard Cab Pickup

Engine Options

V8 6.0L · V8 6.6L · V8 8.1L

Transmissions

Automatic · Manual

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