2025 Ram 2500 6.4L V8 HEMI MDS towing capacity.

The published 2025 6.4L V8 HEMI MDS towing rows surfaced here run from 14,920 - 17,750 lbs depending on cab, drivetrain, axle ratio, box length, GVWR, GCWR, and the configurations covered on this page.

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Built from the official Ram 2025 towing guide pages used for this engine page. Citations for 6.4L V8 HEMI MDS available below.

2025 Ram 2500
6.4L V8 HEMI MDS RANGE
14,920 - 17,750 LBS
PEAK PAYLOAD
3,950 LBS
MAX GCWR
24,250 LBS
TONGUE LOAD CONVENTIONAL / HD
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 over this
RATING METHOD STANDARD
SAE J2807
Document-level towing policy
VIEW ALL GUIDE ASSUMPTIONS
GUIDE FINE PRINT

Calculation assumptions for the 2025 Ram 2500 guide.

These note blocks define the published payload, trailering hardware, and limit notes that govern every row in the supported 2025 Ram 2500 towing charts.

FIG. 2025 LOAD Weight Assumptions

Pre-loaded weights baked into the chart

  • Passenger weight: 300 lbs assumed occupant weight.
  • Options weight: 100 lbs assumed factory-installed options.
  • Conventional tongue: 10% of gross trailer weight.
  • 5th-wheel / gooseneck tongue: 15% of gross trailer weight.
FIG. 2025 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. 2025 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. 2025 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. 2025 STD Rating Standard

SAE J2807 compliance

  • Trailer Weight Rating and Tow Vehicle Trailering Weight are calculated as specified in SAE J2807.
FIG. 2025 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. 2025 STD Rating Standard

SAE J2807 compliance

  • Trailer Weight Rating and Tow Vehicle Trailering Weight are calculated as specified in SAE J2807.
FIG. 2025 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. 2025 NOTES Policy Notes

All published notes from the 2025 towing guide

  • Max. Trailer Weight Rating represents a properly equipped base trim configuration. p.6
  • Vehicles with a GVWR of 13,500 and greater are DRW. Vehicles less than 13,500 GVWR are SRW. p.6
  • Payload and Max Trailer Weights are ESTIMATED values. p.6
  • All values are shown in pounds unless otherwise stated. p.6
  • Payload and Max Trailer Weight values are rounded to the nearest 10lb. p.6
  • Payload = GVWR - Base Weight p.6
  • Payload and Trailer Weight Rating are mutually exclusive. p.6
  • GAWRs, GVWRs and GCWRs should never be exceeded. p.6
  • Trailer Weight Rating and Tow Vehicle Trailering Weight are calculated as specified in SAE J2807. p.6
  • Passenger Weight = 300 lb p.6
  • Options Weight = 100 lb p.6
  • Trailering Equipment Weight: 75 lb for Conventional Hitch, 70 lb for Gooseneck and 250 lb for 5th Wheel. p.6
  • 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.6
  • 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.6
  • Box Off Body Completion Weight = 80 lb per foot from end of cab to end of frame p.7
  • A fifth-wheel hitch is required for trailers over 23,000 lbs. p.7
  • A Gooseneck hitch is required for trailers over 30,000 lbs. p.7
NOTES: Guide-level assumptions apply to all published towing and payload values. Individual configurations may have additional row-level constraints.
Towing data

2025 6.4L V8 HEMI MDS towing capacity by configuration

Each row below is one published configuration from the 2025 Ram towing guide, showing towing capacity, payload, GVWR, and GCWR.

RAM 2500 - 4X2 - CREW CAB - ST - 6'4'' BOX
4.10 10,000 lbs 3,610 lbs 24,250 lbs 17,420 lbs 8-Speed Auto 8HP75-LCV · ST
4.10 9,900 lbs 3,500 lbs 24,250 lbs 17,410 lbs 8-Speed Auto 8HP75-LCV · ST
3.73 10,000 lbs 3,610 lbs 22,050 lbs 15,220 lbs 8-Speed Auto 8HP75-LCV · ST
3.73 9,900 lbs 3,500 lbs 22,050 lbs 15,210 lbs 8-Speed Auto 8HP75-LCV · ST
RAM 2500 - 4X2 - CREW CAB - ST - 8' BOX
4.10 10,000 lbs 3,470 lbs 24,250 lbs 17,280 lbs 8-Speed Auto 8HP75-LCV · ST
4.10 9,900 lbs 3,360 lbs 24,250 lbs 17,270 lbs 8-Speed Auto 8HP75-LCV · ST
3.73 10,000 lbs 3,470 lbs 22,050 lbs 15,080 lbs 8-Speed Auto 8HP75-LCV · ST
3.73 9,900 lbs 3,360 lbs 22,050 lbs 15,070 lbs 8-Speed Auto 8HP75-LCV · ST
RAM 2500 - 4X2 - CREW CAB - ST - WITHOUT 6'4'' BOX (BOX OFF)
4.10 10,000 lbs 3,940 lbs 24,250 lbs 17,190 lbs 8-Speed Auto 8HP75-LCV · ST
4.10 9,900 lbs 3,840 lbs 24,250 lbs 17,190 lbs 8-Speed Auto 8HP75-LCV · ST
3.73 10,000 lbs 3,940 lbs 22,050 lbs 14,990 lbs 8-Speed Auto 8HP75-LCV · ST
3.73 9,900 lbs 3,840 lbs 22,050 lbs 14,990 lbs 8-Speed Auto 8HP75-LCV · ST
RAM 2500 - 4X2 - CREW CAB - ST - WITHOUT 8' BOX (BOX OFF)
4.10 10,000 lbs 3,950 lbs 24,250 lbs 17,120 lbs 8-Speed Auto 8HP75-LCV · ST
4.10 9,900 lbs 3,850 lbs 24,250 lbs 17,120 lbs 8-Speed Auto 8HP75-LCV · ST
3.73 10,000 lbs 3,950 lbs 22,050 lbs 14,920 lbs 8-Speed Auto 8HP75-LCV · ST
3.73 9,900 lbs 3,850 lbs 22,050 lbs 14,920 lbs 8-Speed Auto 8HP75-LCV · ST
RAM 2500 - 4X2 - REG CAB - ST - 8' BOX
4.10 10,000 lbs 3,940 lbs 24,250 lbs 17,750 lbs 8-Speed Auto 8HP75-LCV · ST
4.10 9,900 lbs 3,840 lbs 24,250 lbs 17,750 lbs 8-Speed Auto 8HP75-LCV · ST
3.73 10,000 lbs 3,940 lbs 22,050 lbs 15,550 lbs 8-Speed Auto 8HP75-LCV · ST
3.73 9,900 lbs 3,840 lbs 22,050 lbs 15,550 lbs 8-Speed Auto 8HP75-LCV · ST
Compare

Other 2025 4x2 engines

These comparisons stay within the same published year slice so separate gas/diesel or drivetrain groupings are not blended together.

Highest Capacity
6.7L I6 Cummins HO Turbo Diesel
Range: 19,960 - 20,000 lbs
Peak published max 20,000 LBS
Cross-Year

This engine in other supported years

Cross-year comparisons stay within the same published year slice so earlier unified or split guide structures are not merged artificially.

2022 6.4L V8 HEMI MDS
Range: 15,050 - 17,740 lbs
Peak published max 17,740 LBS
2023 6.4L V8 HEMI MDS
Range: 15,040 - 17,730 lbs
Peak published max 17,730 LBS
2024 6.4L V8 HEMI MDS
Range: 15,060 - 17,730 lbs
Peak published max 17,730 LBS
Technical Audit

Data sources

These citations show the Ram guide pages used to build the 2025 6.4L V8 HEMI MDS engine page.

Show source pages for the 6.4L V8 HEMI MDS page
DOC_ID: ram-2500 DOCUMENT BASIS

2025 Ram 2500 2WD Towing Guide

Audit Scope PAGES: 1-5