2015 Ram 3500 6.7L Cummins HO Diesel towing capacity.

The 2015 6.7L Cummins HO Diesel tows 16,660 - 30,000 lbs across published configurations, depending on cab, drivetrain, axle ratio, wheel class, GVWR, GCWR, and box configuration.

Find your towing capacity Look up your 2015 6.7L Cummins HO Diesel configuration View full comparison chart Compare all 2015 Ram 3500 configurations Open year guide Return to the 2015 Ram 3500 overview

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

6.7L Cummins HO Diesel RANGE
16,660 - 30,000 LBS
PEAK PAYLOAD
6,580 LBS
MAX GCWR
37,900 LBS
Towing data

2015 6.7L Cummins HO Diesel towing capacity by configuration

Each row below is one published configuration from the 2015 Ram 3500 towing guide, showing towing capacity, payload, GVWR, GCWR, axle ratio, and wheel class.

CREW CAB LONG BOX, 4X2, DRW
4.10 DRW 14,000 lbs 6,030 lbs 37,800 lbs 29,360 lbs Base7,972 lbsBase F/R4,687 lbs / 3,285 lbsGAWR F/R5,500 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.4
3.73 DRW 14,000 lbs 6,030 lbs 32,300 lbs 23,860 lbs Base7,972 lbsBase F/R4,687 lbs / 3,285 lbsGAWR F/R5,500 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.4
3.42 DRW 14,000 lbs 6,030 lbs 29,300 lbs 20,860 lbs Base7,972 lbsBase F/R4,687 lbs / 3,285 lbsGAWR F/R5,500 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.4
CREW CAB LONG BOX, 4X2, SRW
3.42 SRW 12,000 lbs 4,380 lbs 25,300 lbs 17,210 lbs Base7,616 lbsBase F/R4,677 lbs / 2,939 lbsGAWR F/R5,500 lbs / 7,000 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.4
CREW CAB LONG BOX, 4X4, DRW
4.10 DRW 14,000 lbs 5,680 lbs 37,800 lbs 29,010 lbs Base8,319 lbsBase F/R4,976 lbs / 3,343 lbsGAWR F/R6,000 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.5
3.73 DRW 14,000 lbs 5,680 lbs 32,300 lbs 23,510 lbs Base8,319 lbsBase F/R4,976 lbs / 3,343 lbsGAWR F/R6,000 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.5
3.42 DRW 14,000 lbs 5,680 lbs 29,300 lbs 20,510 lbs Base8,319 lbsBase F/R4,976 lbs / 3,343 lbsGAWR F/R6,000 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.5
CREW CAB LONG BOX, 4X4, SRW
3.42 SRW 12,300 lbs 4,330 lbs 25,300 lbs 16,860 lbs Base7,972 lbsBase F/R4,971 lbs / 3,001 lbsGAWR F/R6,000 lbs / 7,000 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.5
CREW CAB SHORT BOX, 4X2, SRW
3.42 SRW 11,500 lbs 4,020 lbs 25,300 lbs 17,350 lbs Base7,483 lbsBase F/R4,552 lbs / 2,931 lbsGAWR F/R5,500 lbs / 7,000 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.3
CREW CAB SHORT BOX, 4X4, SRW
3.42 SRW 11,700 lbs 3,920 lbs 25,300 lbs 17,050 lbs Base7,775 lbsBase F/R4,810 lbs / 2,965 lbsGAWR F/R6,000 lbs / 7,000 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.3
MEGA CAB, 4X2, DRW
4.10 DRW 14,000 lbs 5,790 lbs 37,800 lbs 29,120 lbs Base8,208 lbsBase F/R4,732 lbs / 3,475 lbsGAWR F/R5,500 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.6
3.73 DRW 14,000 lbs 5,790 lbs 32,300 lbs 23,620 lbs Base8,208 lbsBase F/R4,732 lbs / 3,475 lbsGAWR F/R5,500 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.6
3.42 DRW 14,000 lbs 5,790 lbs 29,300 lbs 20,620 lbs Base8,208 lbsBase F/R4,732 lbs / 3,475 lbsGAWR F/R5,500 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.6
MEGA CAB, 4X2, SRW
3.42 SRW 11,600 lbs 3,790 lbs 25,300 lbs 17,020 lbs Base7,813 lbsBase F/R4,703 lbs / 3,110 lbsGAWR F/R5,500 lbs / 7,000 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.6
MEGA CAB, 4X4, DRW
4.10 DRW 14,000 lbs 5,490 lbs 37,800 lbs 28,820 lbs Base8,513 lbsBase F/R5,002 lbs / 3,510 lbsGAWR F/R6,000 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.7
3.73 DRW 14,000 lbs 5,490 lbs 32,300 lbs 23,320 lbs Base8,513 lbsBase F/R5,002 lbs / 3,510 lbsGAWR F/R6,000 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.7
3.42 DRW 14,000 lbs 5,490 lbs 29,300 lbs 20,320 lbs Base8,513 lbsBase F/R5,002 lbs / 3,510 lbsGAWR F/R6,000 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.7
MEGA CAB, 4X4, SRW
3.42 SRW 12,300 lbs 4,130 lbs 25,300 lbs 16,660 lbs Base8,174 lbsBase F/R5,003 lbs / 3,171 lbsGAWR F/R6,000 lbs / 7,000 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.7
REGULAR CAB, 4X2, DRW
4.10 DRW 14,000 lbs 6,580 lbs 37,900 lbs 30,000 lbs Base7,423 lbsBase F/R4,369 lbs / 3,054 lbsGAWR F/R5,500 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.1
3.73 DRW 14,000 lbs 6,580 lbs 32,300 lbs 24,410 lbs Base7,423 lbsBase F/R4,369 lbs / 3,054 lbsGAWR F/R5,500 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.1
3.42 DRW 14,000 lbs 6,580 lbs 29,300 lbs 21,410 lbs Base7,423 lbsBase F/R4,369 lbs / 3,054 lbsGAWR F/R5,500 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.1
REGULAR CAB, 4X2, SRW
3.42 SRW 11,100 lbs 4,040 lbs 25,300 lbs 17,770 lbs Base7,061 lbsBase F/R4,349 lbs / 2,712 lbsGAWR F/R5,500 lbs / 7,000 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.1
REGULAR CAB, 4X4, DRW
4.10 DRW 14,000 lbs 6,200 lbs 37,800 lbs 29,530 lbs Base7,800 lbsBase F/R4,658 lbs / 3,143 lbsGAWR F/R6,000 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.2
3.73 DRW 14,000 lbs 6,200 lbs 32,300 lbs 24,030 lbs Base7,800 lbsBase F/R4,658 lbs / 3,143 lbsGAWR F/R6,000 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.2
3.42 DRW 14,000 lbs 6,200 lbs 29,300 lbs 21,030 lbs Base7,800 lbsBase F/R4,658 lbs / 3,143 lbsGAWR F/R6,000 lbs / 9,750 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.2
REGULAR CAB, 4X4, SRW
3.42 SRW 11,500 lbs 4,090 lbs 25,300 lbs 17,420 lbs Base7,415 lbsBase F/R4,627 lbs / 2,788 lbsGAWR F/R6,000 lbs / 7,000 lbs 6-Speed Auto AS69RC · BOX (unspecified) p.2
TONGUE LOAD CONV / 5TH-WHEEL
10% / N/A%
Conventional vs. 5th-wheel/gooseneck
TRAILERING HARDWARE EQUIPMENT WEIGHT
75 / 70 / 250 LBS
Conventional / gooseneck / 5th wheel
RECEIVER LIMIT CLASS V MAX TONGUE
1,800 LBS
Published receiver-hitch cap for this guide
RATING METHOD STANDARD
SAE J2807
Industry tow-rating standard
VIEW PARTIAL GUIDE NOTES
GUIDE FINE PRINT

Ground rules behind every 2015 Ram 3500 towing rating.

This 2015 Ram 3500 guide lists a limited set of assumptions, warnings, and limits. This page only shows the rules the guide states directly.

FIG. 2015 SCOPE Published Scope

What this guide actually publishes

  • Coverage: 14 published notes on the published policy pages.
  • Included: published payload method, warnings, rating standard, and any load or hitch limits stated directly by the guide.
  • Not inferred: missing heavy-trailer assumptions stay absent when the guide does not publish them.
FIG. 2015 LOAD Baseline Weights

Weights Ram already counted in every rating

  • Passenger weight: 300 lbs counted for driver + passengers.
  • Options weight: 100 lbs counted for factory-installed options.
  • Conventional tongue: 10% of gross trailer weight.
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 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. 2015 LIMIT Commercial / Hitch Limits

Chassis-cab and receiver limits

  • Body-completion weight: 80 lbs per foot from end of cab to end of frame.
  • Class V receiver max tongue: 1,800 lbs.
  • Heavy-trailer thresholds: see the published guide notes for the threshold language in this legacy guide.
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
  • A fifth-wheel or gooseneck hitch is required for trailers over 18,000 lb. A gooseneck hitch is required for trailers over 25,000 lb. p.1
NOTES: This guide lists a limited set of heavy-trailer rules. Missing limits or assumptions are left blank instead of guessed.
Compare

Other 2015 engines

Compare other engines in the same 2015 Ram 3500 guide.

Highest Capacity
6.7L Cummins Diesel
Range: 15,420 - 22,550 lbs
Max rating 22,550 LBS
6.4L V8 HEMI
Range: 11,990 - 16,520 lbs
Max rating 16,520 LBS
5.7L V8 HEMI
Range: 10,830 - 13,910 lbs
Max rating 13,910 LBS
Cross-Year

This engine in other Ram 3500 years

Compare this engine across other Ram 3500 model years available here.

2016 6.7L Cummins HO Diesel
Range: 16,660 - 31,210 lbs
Max rating 31,210 LBS
2017 6.7L Cummins HO Diesel
Range: 16,600 - 31,210 lbs
Max rating 31,210 LBS
2018 6.7L Cummins HO Diesel
Range: 16,600 - 31,210 lbs
Max rating 31,210 LBS
Technical Audit

Data sources

These citations show the Ram guide pages used to build the 2015 6.7L Cummins HO Diesel engine page and guide-rule notes.

Show source pages for the 6.7L Cummins HO Diesel page
DOC_ID: ram-3500 DOCUMENT BASIS

2015 Ram 3500 Towing Guide

Audit Scope PAGES: 1-7