Re: Rear end help.
i have 4.10s on my truck and they run good with 245s, yeah, my highway rpm is higher but it runs good with em. i start out in 2nd gear all the time. i had 37s on for a while and they were rather sluggish. i had to use first gear.
1995 F350 CCLB DT360/Allison
1997 F350 RCLB 460/E40D
2001 Jetta TDI 5spd (51mpg work beater)
1995 F350 CCLB 2.5 tons/57s Front, 53s Rear