2021 Ram 2500 6.4L V8 HEMI MDS towing capacity.

The 2021 6.4L V8 HEMI MDS tows 10,440 - 17,540 lbs depending on cab, drivetrain, axle ratio, bed length, GVWR, GCWR, and the configurations covered on this page.

Find your towing capacity Look up your exact configuration with 6.4L V8 HEMI MDS prefilled → View full comparison chart Full model index →

Built from the official Ram 2021 towing guide pages used for this engine page. Citations for 6.4L V8 HEMI MDS available below.

2021 Ram 2500
6.4L V8 HEMI MDS RANGE
10,440 - 17,540 LBS
PEAK PAYLOAD
4,010 LBS
MAX GCWR
24,000 LBS
Towing data

2021 6.4L V8 HEMI MDS towing capacity by configuration

Each row below is one published configuration from the 2021 Ram towing guide, showing towing capacity, payload, GVWR, and GCWR.

CREW CAB 4x2 TRADESMAN W BOX 6'4"
4.10 10,000 lbs 3,660 lbs 24,000 lbs 17,190 lbs Base6,340 lbsBase F/R3,561 lbs / 2,779 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
4.10 9,900 lbs 3,560 lbs 24,000 lbs 17,190 lbs Base6,343 lbsBase F/R3,560 lbs / 2,784 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
3.73 10,000 lbs 3,660 lbs 21,500 lbs 14,690 lbs Base6,340 lbsBase F/R3,561 lbs / 2,779 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
3.73 9,900 lbs 3,560 lbs 21,500 lbs 14,690 lbs Base6,343 lbsBase F/R3,560 lbs / 2,784 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
CREW CAB 4x2 TRADESMAN W BOX 8'0"
4.10 10,000 lbs 3,530 lbs 24,000 lbs 17,060 lbs Base6,470 lbsBase F/R3,685 lbs / 2,786 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
4.10 9,900 lbs 3,420 lbs 24,000 lbs 17,050 lbs Base6,478 lbsBase F/R3,688 lbs / 2,789 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
3.73 10,000 lbs 3,530 lbs 21,500 lbs 14,560 lbs Base6,470 lbsBase F/R3,685 lbs / 2,786 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
3.73 9,900 lbs 3,420 lbs 21,500 lbs 14,550 lbs Base6,478 lbsBase F/R3,688 lbs / 2,789 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
CREW CAB 4x2 TRADESMAN W RAMBOX 6'4"
4.10 10,000 lbs 3,540 lbs 24,000 lbs 17,070 lbs Base6,456 lbsBase F/R3,554 lbs / 2,903 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
4.10 9,900 lbs 3,440 lbs 24,000 lbs 17,070 lbs Base6,456 lbsBase F/R3,554 lbs / 2,903 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
3.73 10,000 lbs 3,540 lbs 21,500 lbs 14,570 lbs Base6,456 lbsBase F/R3,554 lbs / 2,903 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
3.73 9,900 lbs 3,440 lbs 21,500 lbs 14,570 lbs Base6,456 lbsBase F/R3,554 lbs / 2,903 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
CREW CAB 4x4 TRADESMAN PW W BOX 6'4"
4.10 8,565 lbs 1,630 lbs 18,000 lbs 10,590 lbs Base6,939 lbsBase F/R4,086 lbs / 2,853 lbsGAWR F/R4,750 lbs / 6,200 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN PW p.1
CREW CAB 4x4 TRADESMAN PW W RAMBOX 6'4"
4.10 8,565 lbs 1,520 lbs 18,000 lbs 10,440 lbs Base7,046 lbsBase F/R4,087 lbs / 2,959 lbsGAWR F/R4,750 lbs / 6,200 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN PW p.1
CREW CAB 4x4 TRADESMAN W BOX 6'4"
4.10 10,000 lbs 3,360 lbs 24,000 lbs 16,890 lbs Base6,643 lbsBase F/R3,845 lbs / 2,798 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
4.10 9,900 lbs 3,250 lbs 24,000 lbs 16,880 lbs Base6,652 lbsBase F/R3,854 lbs / 2,797 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
3.73 10,000 lbs 3,360 lbs 21,500 lbs 14,390 lbs Base6,643 lbsBase F/R3,845 lbs / 2,798 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
3.73 9,900 lbs 3,250 lbs 21,500 lbs 14,380 lbs Base6,652 lbsBase F/R3,854 lbs / 2,797 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
CREW CAB 4x4 TRADESMAN W BOX 8'0"
4.10 9,900 lbs 3,080 lbs 24,000 lbs 16,710 lbs Base6,815 lbsBase F/R3,992 lbs / 2,823 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
4.10 10,000 lbs 3,170 lbs 24,000 lbs 16,700 lbs Base6,826 lbsBase F/R3,996 lbs / 2,830 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
3.73 9,900 lbs 3,080 lbs 21,500 lbs 14,210 lbs Base6,815 lbsBase F/R3,992 lbs / 2,823 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
3.73 10,000 lbs 3,170 lbs 21,500 lbs 14,200 lbs Base6,826 lbsBase F/R3,996 lbs / 2,830 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
CREW CAB 4x4 TRADESMAN W RAMBOX 6'4"
4.10 9,900 lbs 3,160 lbs 24,000 lbs 16,790 lbs Base6,740 lbsBase F/R3,829 lbs / 2,911 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
4.10 10,000 lbs 3,230 lbs 24,000 lbs 16,760 lbs Base6,766 lbsBase F/R3,847 lbs / 2,920 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
3.73 9,900 lbs 3,160 lbs 21,500 lbs 14,290 lbs Base6,740 lbsBase F/R3,829 lbs / 2,911 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
3.73 10,000 lbs 3,230 lbs 21,500 lbs 14,260 lbs Base6,766 lbsBase F/R3,847 lbs / 2,920 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
MEGA CAB 4x4 BIG HORN W BOX 6'4"
4.10 10,000 lbs 2,940 lbs 24,000 lbs 16,460 lbs Base7,061 lbsBase F/R4,061 lbs / 3,000 lbsGAWR F/R5,500 lbs / 6,390 lbs 8-Speed Auto 8HP75-LCV · BIG HORN p.1
4.10 9,900 lbs 2,840 lbs 24,000 lbs 16,460 lbs Base7,061 lbsBase F/R4,061 lbs / 3,000 lbsGAWR F/R5,500 lbs / 6,390 lbs 8-Speed Auto 8HP75-LCV · BIG HORN p.2
3.73 10,000 lbs 2,940 lbs 21,500 lbs 13,970 lbs Base7,061 lbsBase F/R4,061 lbs / 3,000 lbsGAWR F/R5,500 lbs / 6,390 lbs 8-Speed Auto 8HP75-LCV · BIG HORN p.1
3.73 9,900 lbs 2,840 lbs 21,500 lbs 13,970 lbs Base7,061 lbsBase F/R4,061 lbs / 3,000 lbsGAWR F/R5,500 lbs / 6,390 lbs 8-Speed Auto 8HP75-LCV · BIG HORN p.2
MEGA CAB 4x4 BIG HORN W RAMBOX 6'4"
4.10 10,000 lbs 2,810 lbs 24,000 lbs 16,330 lbs Base7,191 lbsBase F/R4,073 lbs / 3,118 lbsGAWR F/R5,500 lbs / 6,390 lbs 8-Speed Auto 8HP75-LCV · BIG HORN p.1
4.10 9,900 lbs 2,710 lbs 24,000 lbs 16,330 lbs Base7,191 lbsBase F/R4,073 lbs / 3,118 lbsGAWR F/R5,500 lbs / 6,390 lbs 8-Speed Auto 8HP75-LCV · BIG HORN p.2
3.73 10,000 lbs 2,810 lbs 21,500 lbs 13,840 lbs Base7,191 lbsBase F/R4,073 lbs / 3,118 lbsGAWR F/R5,500 lbs / 6,390 lbs 8-Speed Auto 8HP75-LCV · BIG HORN p.1
3.73 9,900 lbs 2,710 lbs 21,500 lbs 13,840 lbs Base7,191 lbsBase F/R4,073 lbs / 3,118 lbsGAWR F/R5,500 lbs / 6,390 lbs 8-Speed Auto 8HP75-LCV · BIG HORN p.2
REGULAR CAB 4x2 TRADESMAN W BOX 8'0"
4.10 10,000 lbs 4,010 lbs 24,000 lbs 17,540 lbs Base5,988 lbsBase F/R3,401 lbs / 2,588 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
4.10 9,900 lbs 3,910 lbs 24,000 lbs 17,540 lbs Base5,988 lbsBase F/R3,401 lbs / 2,588 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
3.73 10,000 lbs 4,010 lbs 21,500 lbs 15,040 lbs Base5,988 lbsBase F/R3,401 lbs / 2,588 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
3.73 9,900 lbs 3,910 lbs 21,500 lbs 15,040 lbs Base5,988 lbsBase F/R3,401 lbs / 2,588 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
REGULAR CAB 4x4 TRADESMAN W BOX 8'0"
4.10 10,000 lbs 3,690 lbs 24,000 lbs 17,220 lbs Base6,307 lbsBase F/R3,686 lbs / 2,621 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
4.10 9,900 lbs 3,580 lbs 24,000 lbs 17,210 lbs Base6,318 lbsBase F/R3,694 lbs / 2,625 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
3.73 10,000 lbs 3,690 lbs 21,500 lbs 14,720 lbs Base6,307 lbsBase F/R3,686 lbs / 2,621 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.1
3.73 9,900 lbs 3,580 lbs 21,500 lbs 14,710 lbs Base6,318 lbsBase F/R3,694 lbs / 2,625 lbsGAWR F/R5,500 lbs / 6,000 lbs 8-Speed Auto 8HP75-LCV · TRADESMAN p.2
TONGUE LOAD CONV / 5TH-WHEEL
10% / 15%
Conventional vs. 5th-wheel/gooseneck
TRAILERING HARDWARE EQUIPMENT WEIGHT
75 / 70 / 250 LBS
Conventional / gooseneck / 5th wheel
HITCH THRESHOLDS TRAILER LIMITS
23k / 30k LBS
5th-wheel / gooseneck required above this weight
RATING METHOD STANDARD
SAE J2807
Industry tow-rating standard
VIEW ALL FINE PRINT
GUIDE FINE PRINT

Ground rules behind every 2021 Ram 2500 towing number.

These ground rules define the payload, trailering hardware, and limits behind every 2021 Ram 2500 towing number on this page.

FIG. 2021 LOAD Baseline Weights

Weights Ram already counted in every number

  • Passenger weight: 300 lbs counted for driver + passengers.
  • Options weight: 100 lbs counted for factory-installed options.
  • Conventional tongue: 10% of gross trailer weight.
  • 5th-wheel / gooseneck tongue: 15% of gross trailer weight.
FIG. 2021 HITCH Hitch Loading

Hardware weight deducted from payload

  • Conventional hitch: 75 lbs of equipment weight.
  • Gooseneck: 70 lbs of equipment weight.
  • 5th wheel: 250 lbs of equipment weight.
FIG. 2021 CALC Payload Formula

How Ram derives payload from base weight

  • Formula: Payload = GVWR - Base Weight
  • Values: Published as estimated values.
  • Rounding: nearest 10 lbs.
FIG. 2021 LIMIT Commercial / Hitch Limits

Chassis-cab and heavy-trailer thresholds

  • Box-off completion: 80 lbs per foot from end of cab to end of frame.
  • 5th-wheel required over: 23,000 lbs trailer weight.
  • Gooseneck required over: 30,000 lbs trailer weight.
FIG. 2021 STD Rating Standard

SAE J2807 compliance

  • Trailer Weight Rating and Tow Vehicle Trailering Weight are calculated as specified in SAE J2807.
FIG. 2021 WARN Warnings

Manufacturer safety warnings

  • Payload and Trailer Weight Rating are mutually exclusive.
  • GAWRs, GVWRs and GCWRs should never be exceeded.
  • Payload and GAWR should never be exceeded and must account for all of the above weights, including the appropriate trailering equipment and tongue weight.
FIG. 2021 NOTES Policy Notes

All published notes from the 2021 towing guide

  • Payload and Max Trailer Weights are ESTIMATED values. p.3
  • All values are shown in pounds unless otherwise stated. p.3
  • Payload and Max Trailer Weight values are rounded to the nearest 10lb. p.3
  • Payload = GVWR - Base Weight p.3
  • Payload and Trailer Weight Rating are mutually exclusive. p.3
  • GAWRs, GVWRs and GCWRs should never be exceeded. p.3
  • Trailer Weight Rating and Tow Vehicle Trailering Weight are calculated as specified in SAE J2807. p.3
  • Passenger Weight = 300 lb p.3
  • Options Weight = 100 lb p.3
  • Trailering Equipment Weight: 75 lb for Conventional Hitch, 70 lb for Gooseneck and 250 lb for 5th Wheel. p.3
  • Tongue weight: 10 percent of the gross trailer weight for Conventional Hitch, 15 percent of the gross trailer weight for a 5th Wheel or Gooseneck hitch. p.3
  • Payload and GAWR should never be exceeded and must account for all of the above weights, including the appropriate trailering equipment and tongue weight. p.3
  • Box Off Body Completion Weight = 80 lb per foot from end of cab to end of fram p.3
  • A fifth-wheel hitch is required for trailers over 23,000 lbs. p.3
  • A Gooseneck hitch is required for trailers over 30,000 lbs. p.3
NOTES: These ground rules apply to every published towing and payload value. Your specific truck configuration may have additional constraints.
Technical Audit

Data sources

These citations show the Ram guide pages used to build the 2021 6.4L V8 HEMI MDS engine page.

Show source pages for the 6.4L V8 HEMI MDS page and supplement gaps
About these numbers

2021 supplement PDFs aren't on this chart

Ram's separate 2021 supplement PDFs aren't included here — if your build depends on them, check your owner's manual or dealer before loading to the max.

DOC_ID: ram-2500 DOCUMENT BASIS

2021 Ram 2500 Gas Towing Guide

Audit Scope PAGES: 1-2