33X12.50R17 Nitto Trail Grappler DODGE/RAM 3.0L EcoDiesel / 5.9L-6.7L Cummins / Chevy-GMC Duramax new level with Rough Country's

new level with Rough Country's Ring & Pinion Kits

Measuring approximately 1

Thick walls allows for drilling/tapping of individual cylinder pyro ports

Injectors are calibrated and balanced to under 3 percent spread

This simple solution provides enough wheel well clearance to run up to 33x12

33X12.50R17 Nitto Trail Grappler DODGE/RAM 3.0L EcoDiesel / 5.9L-6.7L Cummins / Chevy-GMC Duramax new level with Rough Country'sThe Trail Grappler M T blends some of the off road performance of the Mud Grappler with the on road comfort of the Terra Grappler to create a tire that is both aggressive and quiet. For off road performance, the 3 ply sidewall and thick rubber construction increase puncture resistance. On the tread surface, the blocks provide additional biting edges that command lateral stability and enhance forward traction. For on road comfort, Nittos engineers used