2026 GMC Sierra 3500 HD Towing Capacity

Compare the ratings published for this model year, then match engine, cab, bed, drivetrain, axle ratio, and listed equipment to the truck.

Find your exact towing capacity Run the 2026 Sierra 3500 HD lookup → Check towing capacity by VIN Decode your VIN to prefill the 2026 lookup → View full comparison chart Review every configuration and published tow type →

41 configuration groups · 71 published rating outcomes

Published Max
36,000 LBS
Rating Groups
41
Equipment Checks
14
2026 Sierra 3500 HD towing chart
Engine group

Duramax 6.6L Turbo-Diesel V8

20,000–36,000 lbs

Published tow type

Conventional towing

Receiver-hitch trailer ratings published by GMC.

7 published outcome s 5 exact 2 equipment-conditioned 20,000 to 20,000 lbs published
Crew Cab
Long Bed 2WD DRW DRW 20,000 lbs 40,000 lbs No additional condition listed p.1 Exact
Long Bed 4WD DRW DRW 20,000 lbs 40,000 lbs No additional condition listed p.1 Exact
Double Cab
Long Bed 2WD DRW DRW 20,000 lbs 40,000 lbs No additional condition listed p.1 Exact
Long Bed 4WD DRW DRW 20,000 lbs 40,000 lbs No additional condition listed p.1 Exact
Regular Cab
Long Bed 2WD DRW DRW 20,000 lbs 43,500 lbs Confirm the listed configuration before use p.1 Equipment check
Long Bed 2WD DRW DRW 20,000 lbs 43,900 lbs Requires available Max Trailering Package. p.1 Equipment check
Long Bed 4x4DRW DRW 20,000 lbs 40,000 lbs No additional condition listed p.1 Exact
Published tow type

Fifth-wheel / gooseneck towing

GMC publishes one shared rating for these hitch types in this source; the chart does not support splitting it into separate fifth-wheel and gooseneck values.

25 published outcome s 13 exact 12 equipment-conditioned 21,000 to 36,000 lbs published
Crew Cab
Long Bed 2WD DRW DRW 31,440 lbs 40,000 lbs No additional condition listed p.2 Exact
Long Bed 2WD SRW 22,070 lbs 30,300 lbs No additional condition listed p.2 Exact
Long Bed 4x4 SRW 21,200 lbs 30,000 lbs AT4 maximum trailer rating. p.2 Equipment check
Long Bed 4x4 DRW DRW 30,800 lbs 40,000 lbs Denali maximum trailer rating. p.2 Equipment check
Long Bed 4x4 SRW 21,100 lbs 30,000 lbs Denali maximum trailer rating. p.2 Equipment check
Long Bed 4x4 DRW DRW 30,700 lbs 40,000 lbs Denali Ultimate maximum trailer rating. p.2 Equipment check
Long Bed 4x4 SRW 21,000 lbs 30,000 lbs Denali Ultimate maximum trailer rating. p.2 Equipment check
Long Bed 4WD DRW DRW 31,000 lbs 40,000 lbs No additional condition listed p.2 Exact
Long Bed 4x4 SRW 21,460 lbs 30,000 lbs No additional condition listed p.2 Exact
Standard Bed 2WD SRW 21,900 lbs 30,000 lbs No additional condition listed p.2 Exact
Standard Bed 4x4 SRW 21,300 lbs 30,000 lbs AT4 maximum trailer rating. p.2 Equipment check
Standard Bed 4x4 SRW 21,200 lbs 30,000 lbs Denali maximum trailer rating. p.2 Equipment check
Standard Bed 4x4 SRW 21,100 lbs 30,000 lbs Denali Ultimate maximum trailer rating. p.2 Equipment check
Standard Bed 4x4 SRW 21,600 lbs 30,000 lbs No additional condition listed p.2 Exact
Double Cab
Long Bed 2WD DRW DRW 31,580 lbs 40,000 lbs No additional condition listed p.2 Exact
Long Bed 2WD SRW 21,900 lbs 30,000 lbs No additional condition listed p.2 Exact
Long Bed 4WD DRW DRW 31,270 lbs 40,000 lbs No additional condition listed p.2 Exact
Long Bed 4x4 SRW 21,590 lbs 30,000 lbs No additional condition listed p.2 Exact
Regular Cab
Long Bed 2WD DRW DRW 32,000 lbs 43,500 lbs Maximum available Fifth Wheel Hitch Rating. p.2 Equipment check
Long Bed 2WD DRW DRW 32,000 lbs 43,900 lbs Maximum available Fifth Wheel Hitch Rating. · Requires available Max Trailering Package. p.2 Equipment check
Long Bed 2WD DRW DRW 35,500 lbs 43,500 lbs Maximum available Gooseneck Trailer Rating. p.2 Equipment check
Long Bed 2WD DRW DRW 36,000 lbs 43,900 lbs Maximum available Gooseneck Trailer Rating. · Requires available Max Trailering Package. p.2 Equipment check
Long Bed 2WD SRW 22,420 lbs 30,000 lbs No additional condition listed p.2 Exact
Long Bed 4x4DRW DRW 31,500 lbs 40,000 lbs No additional condition listed p.2 Exact
Long Bed 4x4 SRW 22,040 lbs 30,000 lbs No additional condition listed p.2 Exact
Engine group

6.6L V8 Gas

14,500–20,000 lbs

Published tow type

Conventional towing

Receiver-hitch trailer ratings published by GMC.

22 published outcome s 6 exact 16 unresolved 14,500 to 20,000 lbs published
Crew Cab
Long Bed 2WD DRW DRW 18,200 lbs 26,000 lbs No additional condition listed p.1 Exact
Long Bed 2WD SRW 16,000 lbs 26,000 lbs No additional condition listed p.1 Multiple candidates
Long Bed 2WD SRW 20,000 lbs 30,300 lbs No additional condition listed p.1 Multiple candidates
Long Bed 4WD DRW DRW 17,800 lbs 26,000 lbs No additional condition listed p.1 Exact
Long Bed 4WD SRW 16,000 lbs 26,000 lbs No additional condition listed p.1 Multiple candidates
Long Bed 4WD SRW 20,000 lbs 30,000 lbs No additional condition listed p.1 Multiple candidates
Standard Bed 2WD SRW 16,000 lbs 26,000 lbs No additional condition listed p.1 Multiple candidates
Standard Bed 2WD SRW 20,000 lbs 30,000 lbs No additional condition listed p.1 Multiple candidates
Standard Bed 4WD SRW 16,000 lbs 26,000 lbs No additional condition listed p.1 Multiple candidates
Standard Bed 4WD SRW 20,000 lbs 30,000 lbs No additional condition listed p.1 Multiple candidates
Double Cab
Long Bed 2WD DRW DRW 18,300 lbs 26,000 lbs No additional condition listed p.1 Exact
Long Bed 2WD SRW 16,000 lbs 26,000 lbs No additional condition listed p.1 Multiple candidates
Long Bed 2WD SRW 20,000 lbs 30,000 lbs No additional condition listed p.1 Multiple candidates
Long Bed 4WD DRW DRW 18,000 lbs 26,000 lbs No additional condition listed p.1 Exact
Long Bed 4WD SRW 16,000 lbs 26,000 lbs No additional condition listed p.1 Multiple candidates
Long Bed 4WD SRW 20,000 lbs 30,000 lbs No additional condition listed p.1 Multiple candidates
Regular Cab
Long Bed 2WD DRW DRW 18,700 lbs 26,000 lbs No additional condition listed p.1 Exact
Long Bed 2WD SRW 14,500 lbs 26,000 lbs No additional condition listed p.1 Multiple candidates
Long Bed 2WD SRW 14,500 lbs 30,000 lbs No additional condition listed p.1 Multiple candidates
Long Bed 4x4DRW DRW 18,400 lbs 26,000 lbs No additional condition listed p.1 Exact
Long Bed 4WD SRW 14,500 lbs 26,000 lbs No additional condition listed p.1 Multiple candidates
Long Bed 4WD SRW 14,500 lbs 30,000 lbs No additional condition listed p.1 Multiple candidates
Published tow type

Fifth-wheel / gooseneck towing

GMC publishes one shared rating for these hitch types in this source; the chart does not support splitting it into separate fifth-wheel and gooseneck values.

17 published outcome s 6 exact 3 equipment-conditioned 8 unresolved 17,500 to 19,080 lbs published
Crew Cab
Long Bed 2WD DRW DRW 18,230 lbs 26,000 lbs No additional condition listed p.2 Exact
Long Bed 2WD SRW 18,510 lbs 26,000 lbs No additional condition listed p.2 Multiple candidates
Long Bed 4x4 SRW 17,800 lbs 26,000 lbs AT4 maximum trailer rating. · Denali maximum trailer rating. p.2 Equipment check
Long Bed 4x4 DRW DRW 17,500 lbs 26,000 lbs Denali maximum trailer rating. p.2 Equipment check
Long Bed 4WD DRW DRW 17,800 lbs 26,000 lbs No additional condition listed p.2 Exact
Long Bed 4WD SRW 18,230 lbs 26,000 lbs No additional condition listed p.2 Multiple candidates
Standard Bed 2WD SRW 18,650 lbs 26,000 lbs No additional condition listed p.2 Multiple candidates
Standard Bed 4x4 SRW 17,900 lbs 26,000 lbs AT4 maximum trailer rating. · Denali maximum trailer rating. p.2 Equipment check
Standard Bed 4WD SRW 18,300 lbs 26,000 lbs No additional condition listed p.2 Multiple candidates
Double Cab
Long Bed 2WD DRW DRW 18,300 lbs 26,000 lbs No additional condition listed p.2 Exact
Long Bed 2WD SRW 18,620 lbs 26,000 lbs No additional condition listed p.2 Multiple candidates
Long Bed 4WD DRW DRW 17,990 lbs 26,000 lbs No additional condition listed p.2 Exact
Long Bed 4WD SRW 18,310 lbs 26,000 lbs No additional condition listed p.2 Multiple candidates
Regular Cab
Long Bed 2WD DRW DRW 18,760 lbs 26,000 lbs No additional condition listed p.2 Exact
Long Bed 2WD SRW 19,080 lbs 26,000 lbs No additional condition listed p.2 Multiple candidates
Long Bed 4x4DRW DRW 18,380 lbs 26,000 lbs No additional condition listed p.2 Exact
Long Bed 4WD SRW 18,700 lbs 26,000 lbs No additional condition listed p.2 Multiple candidates

This chart shows GMC-published ratings and configuration-specific conditions, not complete trailering instructions. Confirm your truck’s equipment and follow its owner’s manual and vehicle labels before towing.

ENGINE GROUPS

Published Ratings by Engine

Your engine determines your base towing limit. Start here to see the 2026 ratings for your specific Sierra 3500 HD configuration.

8 groups retain more than one published candidate; no candidate is selected as a fallback.

Duramax 6.6L Turbo-Diesel V8 24 configuration groups
Range: 20,000–36,000 lbs
Published max 36,000 LBS
6.6L V8 Gas 17 configuration groups
Range: 14,500–20,000 lbs
Published max 20,000 LBS
Technical Audit

Data sources

These citations identify the GMC trailering-guide pages used for the 2026 Sierra 3500 HD chart ratings.

Show source pages for the 2026 guide
DOC_ID: 2026-GMC DOCUMENT BASIS

2026-GMC-Sierra-3500-Trailering-Chart

Audit Scope PAGES: 1-2