2008 Dodge Ram 3500 tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 8x165.1 on every 2008 trim.

Tires for the 2008 Dodge Ram 3500

Sizes most trims come with first. Open your trim below for its exact size.

  1. 235/70R17 Best-rated standard on 2 trims
  2. 265/70R17 Best-rated standard on 1 trim · optional on 1
  3. 245/70R17 Best-rated standard on 1 trim

Also listed: 275/70R18 255/65R18 265/60R18 285/60R18 275/55R19 285/55R19 285/50R20 285/60R20 295/50R20 305/55R20 305/40R22

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Trims sold in 2008
5
Generation
DR/DH

5 trims sold in 2008

Open a trim for its tire and rim sizes, bolt pattern and tire pressure. Trims with the same tires and wheels share a row.

Dodge Ram 3500 DR/DH

2002–2008 5 trims
Ram 3500 5.7i 341 hp · V8 245/70R17 112S 6 fitments
Generation
DR/DH · 2002–2008
Power
341 hp
Engine
V8, Petrol
Center bore
121.3 mm
Bolt pattern
8x165.1
Thread
9/16" - 18 UNF
Tire sizeRim size and bolt patternPressure, psi
245/70R17 112SRim 17x7.5 ET45 8x165.149 psi
265/70R17 115TRim 17x8 ET43 8x165.149 psi
255/65R18 111TRim 18x7.5 ET45 8x165.151 psi
265/60R18 111TRim 18x8 ET40 8x165.151 psi
275/55R19 110HRim 19x8.5 ET35 8x165.152 psi
285/50R20 110HRim 20x9 ET30 8x165.152 psi

How to read 112S: 112 is the load index (up to 2,469 lb / 1,120 kg per tire) and S the speed rating (up to 112 mph / 180 km/h). ET45 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres. Compare offsets in the wheel offset calculator.

Ram 3500 6.7TD 349 hp · I6 · Diesel 275/70R18 118T 3 fitments
Generation
DR/DH · 2002–2008
Power
349 hp
Engine
I6, Diesel
Center bore
121.3 mm
Bolt pattern
8x165.1
Thread
9/16" - 18 UNF
Tire sizeRim size and bolt patternPressure, psi
275/70R18 118TRim 18x8 ET43 8x165.149 psi
285/60R20 115TRim 20x8 ET55 8x165.151 psi
305/55R20 114HRim 20x9 ET45 8x165.151 psi

How to read 118T: 118 is the load index (up to 2,910 lb / 1,320 kg per tire) and T the speed rating (up to 118 mph / 190 km/h). ET43 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Ram 3500 6.7TD DRW +1 variant 349 hp · I6 · Diesel 235/70R17 115T 1 fitment

Same tires and wheels on: 8.0i DRW

Generation
DR/DH · 2002–2008
Power
349 hp
Engine
I6, Diesel
Center bore
121.3 mm
Bolt pattern
8x165.1
Thread
9/16" - 18 UNF
Tire sizeRim size and bolt patternPressure, psi
235/70R17 115TRim 17x6 ET136 8x165.165 psi

How to read 115T: 115 is the load index (up to 2,679 lb / 1,215 kg per tire) and T the speed rating (up to 118 mph / 190 km/h). ET136 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Ram 3500 8.0i 308 hp · V10 265/70R17 115T 5 fitments
Generation
DR/DH · 2002–2008
Power
308 hp
Engine
V10, Petrol
Center bore
121.3 mm
Bolt pattern
8x165.1
Thread
9/16" - 18 UNF
Tire sizeRim size and bolt patternPressure, psi
265/70R17 115TRim 17x8 ET43 8x165.149 psi
285/60R18 113HRim 18x8.5 ET35 8x165.151 psi
285/55R19 110HRim 19x9 ET30 8x165.152 psi
295/50R20 110HRim 20x9.5 ET25 8x165.152 psi
305/40R22 108VRim 22x10 ET20 8x165.155 psi

How to read 115T: 115 is the load index (up to 2,679 lb / 1,215 kg per tire) and T the speed rating (up to 118 mph / 190 km/h). ET43 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

What these columns mean
Rim size
Rim diameter × width in inches, and the factory offset (ET) in millimetres, e.g. 18x7.5 ET25.
Bolt pattern (PCD)
Number of studs and the diameter of the circle they sit on. It must match exactly.
Center bore
Diameter of the hub hole. Larger aftermarket bores need hub-centric rings.
Pressure
Recommended cold inflation pressure for that axle, in psi.
Thread size
Lug bolt or nut thread — needed when buying aftermarket fasteners.
Trims sold in 2008
5
Generation
DR/DH
Other years
All years (1994–2010)

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