The gear ratio is easy enough to check, just jack up one wheel, put in nuetral and count the rotation of the wheel and the drive shaft. I suppose its possible the mechanic goofed the ratios. If the mechanic did mess up your gear ratios, I think I would find a new mechanic....


99 XJ Sport 2 Door, 4.0L, 5 speed, all stock. Daily Driver
79 F150 Standard Cab Short Box, 400ci, NP435, NP205, 35" SSRs