2017 Ram 2500 5.7L V8 CNG towing capacity.

The 2017 5.7L V8 CNG tows up to 6,820 lbs depending on cab, drivetrain, axle ratio, bed length, GVWR, GCWR, and the configurations covered on this page. TowingIQ check: 3 printed ratings in this chart contradict their own printed GCWR; they are shown as printed, marked as source conflicts, and left out of every maximum and range.

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Built from the official Ram 2017 towing guide pages used for this engine page. Citations for 5.7L V8 CNG available below.

Towing data

2017 5.7L V8 CNG towing capacity by configuration

Each row below is one published configuration from the 2017 Ram towing guide, showing towing capacity, payload, GVWR, and GCWR.

CREW CAB LONG BOX 4X2 CNG
3.73	9,200 lbs	1,850 lbs	15,000 lbs	9,190 lbs printed Source conflict	Base 7,351 lbs Base F/R 3,851 lbs / 3,500 lbs GAWR F/R 5,000 lbs / 6,000 lbs	A6 665RFE · CNG TowingIQ check: Ram prints 9,190 lbs here; with this row's printed base weight (7,351 lbs) that is 1,541 lbs over its printed GCWR (15,000 lbs). TowingIQ does not use it as a rating or in any maximum; confirm with Ram. TowingIQ source review: Ram’s alternate 2017 chart prints 7,180 lbs for this configuration; the chart used here prints 9,190 lbs. Both print a 15,000-lb GCWR. TowingIQ has not verified which chart corrects the other. The alternate value is shown for comparison only; confirm the truck’s rating with Ram. 7,180 lbs — comparison only Alternate chart: 2017 Ram 2500 Trailer Towing Chart – SAE J2807 Compliant, PDF p. 2	p.4
CREW CAB, LONG BOX, 4X4, CNG
3.73	9,200 lbs	1,490 lbs	15,000 lbs	6,820 lbs	Base 7,707 lbs Base F/R 4,145 lbs / 3,562 lbs GAWR F/R 5,500 lbs / 6,000 lbs	A6 66RFE · CNG	p.6
REG CAB LONG BOX 4X2 CNG
3.73	9,200 lbs	2,350 lbs	15,000 lbs	12,520 lbs printed Source conflict	Base 6,852 lbs Base F/R 3,686 lbs / 3,166 lbs GAWR F/R 5,000 lbs / 6,000 lbs	A6 66RFE · CNG TowingIQ check: Ram prints 12,520 lbs here; with this row's printed base weight (6,852 lbs) that is 4,372 lbs over its printed GCWR (15,000 lbs). TowingIQ does not use it as a rating or in any maximum; confirm with Ram. TowingIQ source review: Ram’s alternate 2017 chart prints 7,680 lbs for this configuration; the chart used here prints 12,520 lbs. Both print a 15,000-lb GCWR. TowingIQ has not verified which chart corrects the other. The alternate value is shown for comparison only; confirm the truck’s rating with Ram. 7,680 lbs — comparison only Alternate chart: 2017 Ram 2500 Trailer Towing Chart – SAE J2807 Compliant, PDF p. 1	p.3
REG CAB LONG BOX 4X4 CNG
3.73	9,200 lbs	1,970 lbs	15,000 lbs	9,980 lbs printed Source conflict	Base 7,233 lbs Base F/R 3,990 lbs / 3,243 lbs GAWR F/R 5,500 lbs / 6,000 lbs	A6 665RFE · CNG TowingIQ check: Ram prints 9,980 lbs here; with this row's printed base weight (7,233 lbs) that is 2,213 lbs over its printed GCWR (15,000 lbs). TowingIQ does not use it as a rating or in any maximum; confirm with Ram. TowingIQ source review: Ram’s alternate 2017 chart prints 7,300 lbs for this configuration; the chart used here prints 9,980 lbs. Both print a 15,000-lb GCWR. TowingIQ has not verified which chart corrects the other. The alternate value is shown for comparison only; confirm the truck’s rating with Ram. 7,300 lbs — comparison only Alternate chart: 2017 Ram 2500 Trailer Towing Chart – SAE J2807 Compliant, PDF p. 1	p.3

NOTE COVERAGE PARTIAL POLICY BLOCK

10 NOTES

Payload method, warnings, and upfit/body-builder guidance

PAYLOAD METHOD FORMULA / ROUNDING

EST. 10 lbs

Payload = GVWR - Base Weight

PUBLISHED LIMITS UPFIT / BODY GUIDANCE

UPFIT / VECI

recommended tongue weight is limited by the class hitch receiver and upfit hardware, upfit / aftermarket equipment is excluded from base weight, MCVW is defined as total base weight plus permanently attached upfit weight, frontal area stays a published body-builder limit, VECI and max-upfit limits may be n/a while GVWR / GAWR / GCWR still govern

RATING METHOD STANDARD

SAE J2807

Industry tow-rating standard

VIEW PARTIAL GUIDE NOTES

FIG. 2017 SCOPE Published Scope

What this guide actually publishes

Coverage: 10 published notes on the published policy page.
Included: payload method, safety warnings, and the upfit/body-builder notes that this guide actually prints.
Also published: recommended tongue weight is limited by the class hitch receiver and upfit hardware, upfit / aftermarket equipment is excluded from base weight, MCVW is defined as total base weight plus permanently attached upfit weight, frontal area stays a published body-builder limit, VECI and max-upfit limits may be n/a while GVWR / GAWR / GCWR still govern.
Not published: no explicit 5th-wheel/gooseneck tongue ratio, no heavy-trailer trigger weights, no later payload-plus-GAWR warning.

FIG. 2017 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. 2017 UPFIT Upfit Guidance

Body-builder and upfit limits this guide still publishes

Recommended tongue weight: determined by the class hitch receiver and the hardware limits of the upfit.
Base weight scope: aftermarket and upfit equipment weight is not included in the published base weight.
MCVW: maximum completed vehicle weight includes total base weight plus permanently attached upfit weight.
Frontal area: the guide publishes a maximum allowable projected frontal-area constraint and points readers to the Ram Body Builders Guide for calculation details.
VECI / Max Upfit Weight: some configurations publish these as not restricting the vehicle, while GVWR / GAWR / GCWR still remain hard limits.

FIG. 2017 STD Rating Standard

SAE J2807 compliance

2017 Ram 2500 Trailer Towing Chart - SAE J2807 Compliant

FIG. 2017 WARN Warnings

Manufacturer safety warnings

GAWRs, GVWRs, and GCWRs should never be exceeded
Upfit or Aftermarket equipment weight not included in Base Weight

FIG. 2017 NOTES Policy Notes

All published notes from the 2017 towing guide

Payload and Max Trailer Weights are ESTIMATED values p.2
All values are shown in pounds unless otherwise stated p.2
Payload and Max Trailer Weight values are rounded to the nearest 10 lbs p.2
Payload = GVWR - Base Weight p.2
GAWRs, GVWRs, and GCWRs should never be exceeded p.2
Recommended tongue weight determined by class hitch receiver and hardware limits of upfit p.2
Upfit or Aftermarket equipment weight not included in Base Weight p.2
MCVW: Maximum Completed Vehicle Weight, includes Total Base Weight + permanently attached Upfit Weight p.2
Frontal Area: Maximum allowable Frontal Area, in Ft2, that the vehicle can project. For details on calculations please refer to Ram Body Builders Guide. p.2
VECI Label & Max Upfit Weight n/a: Vehicle is not restricted to MCVW, Frontal Area, or Maximum Upfit Weight limits, however GVWR/GAWR/GCWR cannot be exceeded. p.2