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solismaris's avatar
solismaris
Explorer
Jun 13, 2019

Why 4.1 axle?

I tow an 8000 pound trailer with a GMC 2500 with 6.0l engine, 4 speed transmission, and 4.1 axle ratio. I rarely need 3rd gear on the highway; only on steep hills. For my next truck, why not get si...