2019–2026 GMC Sierra 1500 Accessories That Fit
Same beds as Silverado (5'8" / 6'6" / 8 ft). MultiPro tailgate and the CarbonPro composite bed both affect tonneau fit — many covers exclude CarbonPro.
Fit facts
| Generation | 5th Gen (T1) |
|---|---|
| Model years | 2019, 2020, 2021, 2022, 2023, 2024, 2025 and 2026 (current generation) |
| Body | TRUCK |
| Bed lengths | 70 in (5.8 ft), 79 in (6.6 ft), 98 in (8.2 ft) |
| Roof type | bare |
| Hitch | Class 4 (2 in receiver) |
| Tow rating | 13,200 lb (max, tow package) |
| Tire size | 275/60R20 |
| Bolt pattern | 6x139.7 |
| Seating rows | 2 |
Check before you buy
- Measure your bed inside, bulkhead to tailgate: 70 in = 5.8 ft, 79 in = 6.6 ft, 98 in = 8.2 ft.
- Check for a factory receiver under the rear bumper before buying a hitch (2 in on tow-package vehicles).
- CarbonPro composite beds need CarbonPro-listed covers.
Tonneau Covers
Covers are matched to the Sierra 1500's bed length (5.8 ft / 6.6 ft / 8.2 ft) — the one spec that beats brand or style. Soft roll-ups are cheapest, hard tri-folds are the sweet spot, retractables seal best.
See all 10 fit-checked tonneau covers → · Tonneau Covers for other vehicles
Bed Racks
Bed racks turn the Sierra 1500 into an overland platform for rooftop tents and cargo. Height decides everything: low-profile for MPG, mid-height for tent + tailgate access, full-height for max storage.
See all 10 fit-checked bed racks → · Bed Racks for other vehicles
Floor Mats & Liners
Laser-fit liners for the 5th Gen (T1) Sierra 1500, 2-row. Previous-generation mats do not fit — every set here is listed for these model years.
See all 6 fit-checked floor mats & liners → · Floor Mats & Liners for other vehicles
Running Boards & Steps
Boards and steps bolt to the Sierra 1500's factory rocker mounts — no drilling on most kits. Cab length decides the board length.
See all 7 fit-checked running boards & steps → · Running Boards & Steps for other vehicles
In verification for the Sierra 1500: Roof Racks & Crossbars, Cargo Boxes, Trailer Hitches, Bike Racks, Seat Covers, LED Light Bars, Dash Cams & Hardwire Kits, Lift & Leveling Kits.