vibration over 110 mph with 4:10 normal ??????

Bad Saleen

New Member
Jul 3, 2004
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vibration over 110 mph with 4:10 normal ?????? i install the gear last week the car ride very good, the best mod i have ever done i remark when i it like 110 mph in 5 gear the rear seem to start to shake like a vibration it is a normal thing, i suppose that because the engine rev more than a 3:27 gear

let me know
 
It is probably the driveshaft vibrating actually. The 4.10 gears will cause it to spin a lot faster to make the same speed. Have you upgraded to an aluminum driveshaft? You might want to consider it. Get a good one (Motorcraft) and make sure it is installed perfectly.
 
Bad Saleen said:
vibration over 110 mph with 4:10 normal ?????? i install the gear last week the car ride very good, the best mod i have ever done i remark when i it like 110 mph in 5 gear the rear seem to start to shake like a vibration it is a normal thing, i suppose that because the engine rev more than a 3:27 gear

let me know

How are you getting to 110 in the 1/4 mile with your mods?