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The cheapest, fastest way to improve your off-road performance isn't a lift kit or lockers -- it's your tire pressure.
| Terrain | Suggested PSI | Notes |
|---|---|---|
| Gravel & Graded Dirt | 16-28 PSI (varies by vehicle weight) | Start modest. 22-28 PSI for heavier rigs. Keep speeds smooth to reduce heat buil... |
| Rock Crawling | 12-22 PSI (lower for lighter rigs) | Lower gradually until wheelspin calms. The tire should visibly bulge at the cont... |
| Sand & Dunes | 10-18 PSI (lower = more flotation) | Flotation is everything. Maintain steady momentum -- avoid sharp turns at very l... |
| Mud | 16-24 PSI (moderate reduction) | Moderate PSI helps the tread self-clean. Too low can create suction that bogs yo... |
| Snow & Ice | 18-26 PSI (aim to float) | Similar approach to sand -- aim to float, not dig. On packed snow or ice, a touc... |
Specific tire pressure recommendations for your rig. Select your vehicle for a detailed breakdown by terrain.
4,200 - 5,300 lbs -- 245/75R17 (32")
4,400 - 5,000 lbs -- 265/70R17 (31.5")
4,500 - 5,700 lbs -- 275/65R18 (Raptor: 315/70R17 / 37")
4,200 - 4,800 lbs -- 265/65R17 (30.5")
4,300 - 5,500 lbs -- 255/70R17 (Raptor: 315/70R17 / 37")
6,800 - 7,200 lbs -- 275/65R20 (LT) or 275/55R22
6,800 - 7,200 lbs -- 275/65R20 LT (KO2, Falken AT4W, Toyo AT3 EV)
4,600 - 5,500 lbs -- 245/75R17 (32")
16-28 PSI (varies by vehicle weight) (standard wheels)
12-22 PSI (lower for lighter rigs) (standard wheels)
10-18 PSI (lower = more flotation) (standard wheels)
16-24 PSI (moderate reduction) (standard wheels)
18-26 PSI (aim to float) (standard wheels)
MORRflate makes the best multi-tire inflation and deflation systems on the market. Air down all 4 tires at once.
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