RAM 1500 Towing Capacity by Year — Reference Table
RAM 1500 Towing Capacity by Year — Reference Table — data table
| Model Year |
Engine |
Max Tow Capacity |
Axle Required |
Generation |
| 2009–2012 |
5.7L HEMI V8 |
7,450–10,450 lbs |
3.92 |
4th Gen (DS) |
| 2013–2018 |
5.7L HEMI V8 |
10,450–10,680 lbs |
3.92 |
4th Gen refresh |
| 2013–2018 |
3.6L Pentastar V6 |
6,250–7,610 lbs |
3.55 |
4th Gen refresh |
| 2019–2024 |
5.7L HEMI eTorque |
11,610–12,750 lbs |
3.92 |
5th Gen (DT) |
| 2019–2023 |
3.0L EcoDiesel V6 |
12,560 lbs |
3.92 |
5th Gen (DT) |
Source: RAM Trucks Trailer Towing Guides (ramtrucks.com), compiled by TowingServiceHub. Figures represent maximum-rated configurations; individual builds vary.
💡 Key Takeaway: Fourth-generation trucks (2009–2018, internal code DS) used a traditional coil-link rear suspension. The fifth-generation (2019+, code DT) switched to a fully coil-spring rear setup that dramatically improved trailer sway control and ride comfort under load. According to RAM's published engineering data at ramtrucks.com, the new frame uses 98% high-strength steel — up from 78% in the prior generation.
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TRUCK TOWING CAPACITY
Does the RAM 1500 EcoDiesel Tow More Than the HEMI?
EcoDiesel vs. HEMI Performance: The RAM 1500 EcoDiesel 3.0L V6 reaches a maximum of 12,560 lbs — just 190 lbs shy of the HEMI's peak. However, the comparison extends beyond the headline number.
- EcoDiesel Output: 260 horsepower and 480 lb-ft of torque. This torque figure, nearly 70 lb-ft more than the HEMI, arrives at much lower RPM, which is where towing stress is most pronounced.
- Towing Experience: On a sustained 7% mountain grade at 60 mph with a 10,000-lb trailer, the EcoDiesel holds gear longer and runs at lower RPM than the HEMI.
- Trade-offs: The EcoDiesel commands a significant premium in initial cost. Additionally, cold-weather startup concerns in northern states can be a factor, as diesel gelling becomes a real issue below -20°F without proper fuel additives.
✅ Pro Tip: The choice between diesel and gas comes down to your specific use case. If you're making regular 300+ mile pulls on the interstate, the EcoDiesel's fuel efficiency advantage (approximately 4–5 MPG better while towing) adds up quickly. For occasional weekend pulls under 8,000 lbs, the Pentastar V6 or a base HEMI configuration handles the job without the diesel premium.
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TRUCK TOWING CAPACITY
What Axle Ratio Do I Need for Maximum RAM 1500 Towing?
The Critical Role of Axle Ratio: The 3.92 rear axle ratio is required to achieve maximum towing capacity on any RAM 1500 engine. The standard 3.21 axle cuts capacity by 2,000–3,500 lbs depending on the powertrain. A 3.55 axle splits the difference, giving you moderate towing gains with less fuel economy penalty than the 3.92.
✅ Pro Tip: To find your axle ratio without guessing, open the driver's door and look for the build sheet or door-jamb sticker. The rear axle code is listed there. On RAM trucks, the axle ratio is also encoded in your VIN — specifically the character in position 4 of a standard truck VIN decode. Edmunds carries full spec breakdowns by VIN that include axle codes for most model years.
⚠️ Warning: If you're buying used and the seller doesn't know the axle ratio, assume the lower number until you confirm. Towing near your assumed maximum with an unconfirmed 3.21 axle is a real risk.
The axle ratio also interacts with your GCWR (Gross Combined Weight Rating). For a full explanation of how GCWR limits your total rig weight regardless of advertised tow ratings, see the GCWR explainer at TowingServiceHub.
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TRUCK TOWING CAPACITY
How Does the RAM 1500 Compare to F-150 and Silverado?
Half-Ton Truck Comparison: The RAM 1500 max towing of 12,750 lbs trails the Ford F-150's 13,500-lb peak and the Chevrolet Silverado 1500's 13,300-lb maximum on paper. According to NHTSA vehicle data at nhtsa.gov, all three trucks are tested under SAE J2807 standards — so the numbers are directly comparable.
RAM's Unique Advantages: That said, the RAM's coil-spring rear suspension and available air suspension system give it a real-world edge in trailer sway stability and driver fatigue on long pulls. The F-150's fully boxed frame and Max Trailer Tow Package are covered in detail on the F-150 towing capacity page, and the Silverado comparison lives on the Silverado towing capacity page.
For a side-by-side view of how all half-ton trucks rank, the half-ton truck towing capacity comparison at TowingServiceHub puts the numbers in one place.
📊 Quick Fact: At altitude (5,000+ feet), all three trucks lose roughly 3% power per 1,000 feet of elevation gain. The RAM 1500's EcoDiesel holds its torque curve better at altitude than naturally aspirated gas engines — a legitimate advantage for buyers in Colorado, Utah, or Wyoming who tow through mountain passes regularly.
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TRUCK TOWING CAPACITY
What Tow Package Options Increase RAM 1500 Towing Capacity?
Essential Tow Package Components: The RAM 1500 Max Tow Package is the single most important equipment addition for hitting the 12,750-lb ceiling. It includes:
- A Class IV receiver hitch (rated GTW 10,000 lbs — the rating is stamped on the receiver tube near the pin hole)
- An integrated trailer brake controller
- A 7-pin wiring harness
- An auxiliary transmission oil cooler
- The mandatory 3.92 rear axle ratio
⚠️ Warning: Without the Max Tow Package, RAM's published maximum doesn't apply to your truck. The package runs approximately $500–$1,000 as a dealer-installed option, though it's typically bundled into trim packages on higher configurations. If you're buying new, spec it from the factory — the 3.92 axle can't be retrofitted after the fact.
Additional Towing Safety Options: Other options that improve towing safety without changing rated capacity include:
- RAM's Trailer Reverse Guidance system
- Surround-view camera with hitch ball view
- Trailer tow mirrors with power-fold and heating
💡 Key Takeaway: The integrated trailer brake controller deserves special mention — it communicates directly with trailer brakes and adjusts braking sensitivity on the fly, which makes a measurable difference when stopping a 10,000-lb load.
For a detailed walkthrough of how to verify your specific truck's complete tow rating — including tongue weight, payload, and hitch class — use the can-my-truck-tow-this tool and cross-reference with the how to find towing capacity guide.
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TRUCK TOWING CAPACITY
RAM 1500 Towing Capacity: Detailed Year-by-Year Breakdown
For buyers shopping specific model years, here is a more detailed breakdown showing how RAM 1500 towing capacity has evolved:
RAM 1500 Towing Capacity: Detailed Year-by-Year Breakdown — data table
| Model Year |
Generation |
Top Engine |
Max Towing |
Max Payload |
Key Change |
| 2009–2012 |
4th Gen |
5.7L Hemi V8 |
10,450 lbs |
1,900 lbs |
Introduced coil-spring rear suspension |
| 2013 |
4th Gen Refresh |
5.7L Hemi V8 |
10,450 lbs |
1,900 lbs |
Added 8-speed automatic, air suspension option |
| 2014–2018 |
4th Gen |
3.0L EcoDiesel |
9,210 lbs |
1,880 lbs |
Diesel option added (torque: 420 lb-ft) |
| 2019 |
5th Gen Launch |
5.7L Hemi eTorque |
12,750 lbs |
2,300 lbs |
Complete redesign, mild hybrid system |
| 2020–2024 |
5th Gen |
5.7L Hemi V8 |
12,750 lbs |
2,300 lbs |
Max Tow Package with 3.92 axle |
| 2025–2026 |
5th Gen Refresh |
3.0L Hurricane I6 |
14,580 lbs |
2,740 lbs |
New twin-turbo I6 replaces Hemi |
Max towing requires proper equipment including Max Tow Package, Class IV hitch, and appropriate axle ratio.
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Towing Safety Tips for the RAM 1500
- Stay 10–15% below your max tow rating for a safety margin that accounts for passengers, fuel, and cargo.
- Use the integrated trailer brake controller (standard on Tradesman and above since 2019) for any trailer over 3,000 lbs.
- Check tongue weight at 10–15% of trailer weight. The RAM 1500's coil-spring rear suspension handles tongue weight well but sags more visibly than leaf springs.
- Activate Tow/Haul mode. This adjusts shift points and enables engine braking on descents, reducing brake fade risk.
- Monitor the trailer tire pressure monitoring system (available since 2019) to catch low pressure before it causes a blowout.
- Use the 360-degree camera system (available since 2019) for hitching and monitoring trailer position in tight spaces.
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Maintenance Schedule for Heavy Towing
Maintenance Schedule for Heavy Towing — data table
| Service |
Normal Interval |
Heavy Towing Interval |
| Engine oil (5.7L Hemi) |
10,000 miles |
6,000 miles |
| Engine oil (3.0L EcoDiesel) |
10,000 miles |
5,000 miles |
| Transmission fluid (8HP75) |
60,000 miles |
30,000 miles |
| Transfer case fluid (4WD) |
60,000 miles |
30,000 miles |
| Coolant flush |
100,000 miles |
50,000 miles |
| Differential fluid |
60,000 miles |
30,000 miles |
Source: RAM Truck Owner's Manual, Scheduled Maintenance Guide.