2015 Ram 2500 6.7L Cummins Diesel towing capacity.

The 2015 6.7L Cummins Diesel tows 14,520 - 17,970 lbs depending on cab, drivetrain, axle ratio, bed length, GVWR, GCWR, and the configurations covered on this page.

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Built from the official Ram 2015 towing guide pages used for this engine page. Citations for 6.7L Cummins Diesel available below.

2015 Ram 2500
6.7L Cummins Diesel RANGE
14,520 - 17,970 LBS
PEAK PAYLOAD
3,170 LBS
MAX GCWR
25,300 LBS
Towing data

2015 6.7L Cummins Diesel towing capacity by configuration

Each row below is one published configuration from the 2015 Ram towing guide, showing towing capacity, payload, GVWR, and GCWR.

CREW CAB LONG BOX 4X2
3.42 10,000 lbs 2,530 lbs 25,300 lbs 17,360 lbs Base7,467 lbsBase F/R4,578 lbs / 2,890 lbsGAWR F/R5,500 lbs / 6,000 lbs 6-Speed Auto 68RFE p.1
3.42 10,000 lbs 2,470 lbs 24,300 lbs 16,290 lbs Base7,534 lbsBase F/R4,637 lbs / 2,897 lbsGAWR F/R5,500 lbs / 6,000 lbs 6-Speed Manual G56 p.1
CREW CAB LONG BOX 4X4
3.42 10,000 lbs 2,190 lbs 25,300 lbs 17,020 lbs Base7,810 lbsBase F/R4,863 lbs / 2,947 lbsGAWR F/R5,750 lbs / 6,000 lbs 6-Speed Auto 68RFE p.3
3.42 10,000 lbs 2,120 lbs 24,300 lbs 15,940 lbs Base7,880 lbsBase F/R4,926 lbs / 2,954 lbsGAWR F/R5,750 lbs / 6,000 lbs 6-Speed Manual G56 p.3
CREW CAB SHORT BOX 4X2
3.42 10,000 lbs 2,690 lbs 25,300 lbs 17,510 lbs Base7,310 lbsBase F/R4,444 lbs / 2,866 lbsGAWR F/R5,500 lbs / 6,000 lbs 6-Speed Auto 68RFE p.1
3.42 10,000 lbs 2,630 lbs 24,300 lbs 16,450 lbs Base7,373 lbsBase F/R4,503 lbs / 2,870 lbsGAWR F/R5,500 lbs / 6,000 lbs 6-Speed Manual G56 p.1
CREW CAB SHORT BOX 4X4
3.42 10,000 lbs 2,360 lbs 25,300 lbs 17,180 lbs Base7,640 lbsBase F/R4,724 lbs / 2,916 lbsGAWR F/R5,750 lbs / 6,000 lbs 6-Speed Auto 68RFE p.2
3.42 10,000 lbs 2,290 lbs 24,300 lbs 16,120 lbs Base7,707 lbsBase F/R4,784 lbs / 2,922 lbsGAWR F/R5,750 lbs / 6,000 lbs 6-Speed Manual G56 p.2
MEGA CAB SHORT BOX 4X2
3.42 10,000 lbs 2,340 lbs 25,300 lbs 17,170 lbs Base7,657 lbsBase F/R4,634 lbs / 3,023 lbsGAWR F/R5,500 lbs / 6,500 lbs 6-Speed Auto 68RFE p.6
3.42 10,000 lbs 2,280 lbs 24,300 lbs 16,100 lbs Base7,724 lbsBase F/R4,694 lbs / 3,030 lbsGAWR F/R5,500 lbs / 6,500 lbs 6-Speed Manual G56 p.6
MEGA CAB SHORT BOX 4X4
3.42 10,000 lbs 1,990 lbs 25,300 lbs 15,190 lbs Base8,006 lbsBase F/R4,907 lbs / 3,098 lbsGAWR F/R6,000 lbs / 6,500 lbs 6-Speed Auto 68RFE p.6
3.42 10,000 lbs 1,930 lbs 24,300 lbs 14,520 lbs Base8,073 lbsBase F/R4,969 lbs / 3,104 lbsGAWR F/R6,000 lbs / 6,500 lbs 6-Speed Manual G56 p.6
REG CAB LONG BOX 4X2
3.42 10,000 lbs 3,170 lbs 25,300 lbs 17,970 lbs Base6,834 lbsBase F/R4,171 lbs / 2,663 lbsGAWR F/R5,500 lbs / 6,000 lbs 6-Speed Auto 68RFE p.4
3.42 10,000 lbs 3,070 lbs 24,300 lbs 16,900 lbs Base6,934 lbsBase F/R4,247 lbs / 2,686 lbsGAWR F/R5,500 lbs / 6,000 lbs 6-Speed Manual G56 p.4
REG CAB LONG BOX 4X4
3.42 10,000 lbs 2,700 lbs 25,300 lbs 17,520 lbs Base7,303 lbsBase F/R4,563 lbs / 2,739 lbsGAWR F/R5,750 lbs / 6,000 lbs 6-Speed Auto 68RFE p.5
3.42 10,000 lbs 2,610 lbs 24,300 lbs 16,440 lbs Base7,389 lbsBase F/R4,634 lbs / 2,755 lbsGAWR F/R5,750 lbs / 6,000 lbs 6-Speed Manual G56 p.5
NOTE COVERAGE PARTIAL POLICY BLOCK
14 NOTES
Legacy footer block with load, hardware, and limit notes
PAYLOAD METHOD FORMULA / ROUNDING
EST. 10 lbs
Payload = GVWR - Base Weight
PUBLISHED LIMITS LEGACY LOAD / HARDWARE
300 / 100 / 10%
300/100-lb passenger/options load assumptions, 10% conventional tongue guidance, 75/70/250-lb trailering hardware, 80-lb/ft box-off completion weight, Class V 1,800-lb receiver cap, diesel 17-inch-wheel 23,000-lb conventional-only GCWR rule
RATING METHOD STANDARD
SAE J2807
Industry tow-rating standard
VIEW PARTIAL GUIDE NOTES
GUIDE FINE PRINT

Ground rules behind every 2015 Ram 2500 towing number.

This guide publishes a partial document-level note block. The strip surfaces only the ground rules and limits the PDF states directly and leaves later heavy-trailer fields blank when the guide does not publish them.

FIG. 2015 SCOPE Published Scope

What this guide actually publishes

  • Coverage: 14 published notes on the published policy page.
  • Included: payload method, safety warnings, and the legacy load/hardware notes that this guide actually prints.
  • Also published: 300/100-lb passenger/options load assumptions, 10% conventional tongue guidance, 75/70/250-lb trailering hardware, 80-lb/ft box-off completion weight, Class V 1,800-lb receiver cap, diesel 17-inch-wheel 23,000-lb conventional-only GCWR rule.
  • Not published: no explicit 5th-wheel/gooseneck tongue ratio, no heavy-trailer trigger weights, no later payload-plus-GAWR warning.
FIG. 2015 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. 2015 STD Rating Standard

SAE J2807 compliance

  • Trailer Weight Rating and Tow Vehicle Trailering Weight are calculated as specified in SAE J2807.
FIG. 2015 WARN Warnings

Manufacturer safety warnings

  • GAWRs, GVWRs and GCWRs should never be exceeded.
  • For gooseneck and fifth wheel trailers, the tongue weight should never exceed any of the manufacturer recommendations including but not limited to payload and GAWR.
  • Payload and Trailer Weight Rating are mutually exclusive.
FIG. 2015 NOTES Policy Notes

All published notes from the 2015 towing guide

  • Payload and Max Trailer Weights are ESTIMATED values. p.1
  • All values are shown in pounds unless otherwise stated. p.1
  • Payload and Max Trailer Weight values are rounded to the nearest 10lb. p.1
  • Payload = GVWR - Base Weight p.1
  • Trailer Weight Rating and Tow Vehicle Trailering Weight are calculated as specified in SAE J2807. p.1
  • Passenger Weight = 300 lb p.1
  • Options Weight = 100 lb p.1
  • Trailering Equipment Weight: 75 lb for Conventional Hitch, 70 lb for Gooseneck and 250 lb for 5th Wheel. p.1
  • Box Off Body Completion Weight = 80 lb per foot from end of cab to end of frame. p.1
  • Payload and Trailer Weight Rating are mutually exclusive. p.1
  • GAWRs, GVWRs and GCWRs should never be exceeded. p.1
  • The recommended tongue weight for a conventional hitch is 10 percent of the gross trailer weight. The maximum tongue weight for Class V (receiver hitch) is limited to 1800lb. p.1
  • For gooseneck and fifth wheel trailers, the tongue weight should never exceed any of the manufacturer recommendations including but not limited to payload and GAWR. p.1
  • Regular and Crew cab vehicles with diesel engine and 17” wheels have GCWR of 23,000 lb for conventional trailers only. p.1
NOTES: This guide publishes a partial document-level note block. The strip shows only the ground rules and limits the PDF states directly and leaves later heavy-trailer fields blank when the source omits them.
Compare

Other 2015 engines

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

Highest Capacity
6.4L V8 HEMI
Range: 10,000 - 16,300 lbs
Max rating 16,300 LBS
5.7L V8 HEMI
Range: 10,770 - 13,870 lbs
Max rating 13,870 LBS
5.7L V8 CNG
Range: Up to 6,940 lbs
Max rating 6,940 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.

2016 6.7L Cummins Diesel
Range: 15,960 - 17,980 lbs
Max rating 17,980 LBS
2017 6.7L Cummins Diesel
Range: 15,950 - 17,980 lbs
Max rating 17,980 LBS
2018 6.7L Cummins Diesel
Range: 15,920 - 17,980 lbs
Max rating 17,980 LBS
Technical Audit

Data sources

These citations show the Ram guide pages used to build the 2015 6.7L Cummins Diesel engine page.

Show source pages for the 6.7L Cummins Diesel page
DOC_ID: ram-2500 DOCUMENT BASIS

2015 Ram 2500 Towing Guide

Audit Scope PAGES: 1-6