2024 Ram 3500 Tire Size & Pressure Guide
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Quick Answer
- OEM Tire Size: LT275/70R18E (varies by trim and options)
- Recommended Cold Tire Pressure:
- Front: 60-65 psi (unloaded)
- Rear: 60-80 psi (unloaded) - Consult your door jamb placard for specific loaded pressures.
- Bolt Pattern: 8x165.1mm (8x6.5 inches)
- Wheel Size: 18x8.0 inches or 20x8.0 inches
- Load Index/Speed Rating: 125/122S (varies by tire model)
- Spare Tire Size: Matches OEM tire size
- TPMS Frequency: 433 MHz
Tire Sizes by Trim
| Trim Level | OEM Tire Size | Wheel Size |
|---|---|---|
| Tradesman | LT275/70R18E | 18x8.0 |
| Big Horn/Lone Star | LT275/70R18E | 18x8.0 |
| Laramie | LT275/70R18E | 18x8.0 or 20x8.0 |
| Longhorn | LT275/70R18E | 18x8.0 or 20x8.0 |
| Limited | LT275/70R18E | 20x8.0 |
| Power Wagon (Specific) | LT285/70R17D | 17x8.0 |
Note: Wheel offset for the 2024 Ram 3500 is typically around +40mm to +44mm for OEM wheels, but this can vary.
Recommended Replacement Tires
When it comes to a heavy-duty truck like the 2024 Ram 3500, choosing the right replacement tires is crucial for safety, performance, and longevity. Here are a few popular options across different price tiers, known for their durability and towing/hauling capabilities:
- Premium Option: Michelin Defender LTX M/S (Around $300-$400 per tire)
- Renowned for excellent all-season traction, long tread life, and a comfortable/quiet ride. A top choice for those who prioritize reliability and performance.
- Mid-Range Option: Cooper Discoverer AT3 XLT (Around $250-$350 per tire)
- A versatile all-terrain tire offering a good balance of off-road capability and on-road manners. Features a durable tread compound and a stout construction, ideal for trucks that see a mix of highway and light-duty off-road use.
- Value Option: Firestone Transforce HT2 (Around $200-$300 per tire)
- A workhorse highway-terrain tire designed for year-round performance and heavy-duty hauling. Offers good wet and dry traction and robust construction for enduring heavy loads.
When to Inflate to Max Load PSI
For heavy-duty trucks like the 2024 Ram 3500, understanding tire pressure is critical, especially when hauling or towing. The "recommended cold tire pressure" listed on your door jamb placard is generally for an unloaded or lightly loaded vehicle.
You should inflate your tires to the maximum load psi (which can often be found on the tire’s sidewall) only when:
- You are consistently carrying or towing near the maximum Gross Vehicle Weight Rating (GVWR) or Gross Combined Weight Rating (GCWR) of your truck. This ensures the tires can safely support the increased load, prevent excessive heat buildup, and maintain stable handling.
- You are preparing for a long trip with a heavy load. Increased pressure helps distribute the weight more effectively across the tire
More specs for the 2024 Ram 3500
Oil Capacity & Filter
Capacity, weight, filter PN, drain plug torque, change interval.
Fluid Type Specs
Engine oil, coolant, ATF, diff, brake, PS, DEF — with OEM spec numbers.
Coolant Capacity & Type
Total system capacity, OEM coolant spec, flush interval, bleed tips.
Transmission Fluid & Service
Trans model, fluid spec, capacity, filter PN, service interval.
Torque Specifications
Lug nuts, drain plug, caliper, axle nut, plug, key fasteners.
Brake Pad & Rotor Specs
Pad PNs, rotor size, min thickness, caliper torque.
Battery Size & Group
Group size, CCA, AGM/flooded, dimensions, reset note.
A/C Refrigerant & Oil
R-134a or R-1234yf, charge oz, PAG oil spec.
Bulb Sizes (Headlight, Tail, Fog)
Headlight, fog, tail, turn, reverse, interior.
Factory Maintenance Schedule
Service intervals by mileage, severe-duty notes, known issues.
Towing Capacity & Payload
Max tow, payload, GVWR/GCWR, hitch class by trim.
Fuse Box Diagram & Amperage
Fuse box locations, layout, amps, and what each fuse controls.
Serpentine Belt Routing & Length
Belt routing, length, rib count, OEM + aftermarket PNs.
Wheel Alignment Specifications
Camber, caster, toe ranges (front & rear), adjustability notes.
Paint Color Codes
All factory colors with paint codes, sticker location, touch-up tips.
Wiper Blade Sizes
Driver/passenger/rear blade size, attachment, OEM + cross-refs.
Spark Plug Type & Gap
Plug PN, gap, torque, interval by engine.
Transmission & Axle Gear Ratios
Trans gear ratios, axle ratios, RPO codes, tow vs MPG impact.
Key Fob Programming
DIY programming steps, FCC ID, fob PN, battery, transponder.
Same spec — other model years
Maintenance & repair guides
2024 Ram 3500 Maintenance Schedule →
Available maintenance guidance; confirm the manufacturer schedule.
Repair planning references →
Plan the scope of work; detailed procedures need configuration-matched evidence.
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Values can vary by engine, trim and build date; check your VIN-specific service information. Updated 2026-06-23.