Ford Bronco / Bronco Raptor Off-Road Tire Pressure Guide

Ford Bronco and Bronco Raptor off-road tire pressure guide. PSI recommendations by terrain.

Vehicle Specs

SpecDetails
Weight Range4,300 - 5,500 lbs
Stock Tire Size255/70R17 (Raptor: 315/70R17 / 37")
Common Upgrade285/70R17 (33") or 315/70R17 (35")
Recommended Hose KitQuad 125" (MFQ) for 2-door, Quad+ 155" (MFQ+) for 4-door

Recommended PSI by Terrain

TerrainRecommended PSI
Gravel & Graded Dirt24-28
Rock Crawling15-20
Sand & Dunes12-15
Mud15-20
Snow & Ice18-22

Notes

Direct Wrangler competitor, similar weight and tire options. Sasquatch package is factory 35". Bronco Raptor is 5,500 lbs with 37s -- treat like heavy JL. Beadlock-capable on Raptor.

Hose Recommendation: Quad 125" (MFQ) for 2-door, Quad+ 155" (MFQ+) for 4-door. Shop MORRflate hose kits to air down all tires at once.

How to Air Down Your Ford Bronco / Bronco Raptor

  1. Park on a flat, stable area before the trailhead.
  2. Set the parking brake and check current tire pressure with a gauge.
  3. Use your deflator or MORRflate system to release air to your target PSI (see table above).
  4. Adjust all four tires evenly. Drive a short distance, recheck, and fine-tune.
  5. Re-inflate before returning to pavement. Low pressures at highway speeds cause heat buildup and blowout risk.
Safety: Always re-inflate before returning to pavement. Running low pressures at highway speeds can cause heat buildup, sidewall damage, and even a blowout.

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