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jessemthompson · 01-19-2021, 09:46 PM

I believe the M20 has 1.00 final gear. What size tires are you running? With a 29” tire in the rear and a 3.55 gear, you would be running around 2050 RPM @ 50mph. The 3.55 would be a happy median. I think you’ll have a dog on your hands with a 3.08 gear.

01-19-2021, 09:46 PM	#5
jessemthompson Registered User Join Date: Nov 2011 Location: Williamsburg, VA Posts: 957	Re: Differential Gearing Question I believe the M20 has 1.00 final gear. What size tires are you running? With a 29” tire in the rear and a 3.55 gear, you would be running around 2050 RPM @ 50mph. The 3.55 would be a happy median. I think you’ll have a dog on your hands with a 3.08 gear.