Description
When tire height or axle gearing is changed, the speed sensor on '92-' 06 Wranglers sends erroneous information to the Engine Control Module (ECM). Unless remedied, the various control systems will think that the vehicle is traveling at a different rate of speed than it actually is. The reduction in the computer-controlled performance can be significant. The TruSpeed corrects speedometer and odometer readings, engine and powertrain signals, and anti-lock brake control modules. Besides the obvious, these modules affect fuel delivery, engine timing and automatic shift points. Two settings allow off-roaders to run different diameter tires with a flip of a switch. Can be recalibrated infinitely for future tire sizes or ring and pinion gear changes. Simple four wire hookup with complete instructions and adjustment charts.
Details
Installation Notes
Installation Difficulty:
Level 3AdvancedInstallation Time: 1-2 hours
Jeep Wrangler (TJ)
- 2006 Jeep Wrangler (TJ)
- 2005 Jeep Wrangler (TJ)
- 2004 Jeep Wrangler (TJ)
- 2003 Jeep Wrangler (TJ)
- 2002 Jeep Wrangler (TJ)
- 2001 Jeep Wrangler (TJ)
- 2000 Jeep Wrangler (TJ)
- 1999 Jeep Wrangler (TJ)
- 1998 Jeep Wrangler (TJ)
- 1997 Jeep Wrangler (TJ)
Jeep Wrangler Unlimited (LJ)
- 2006 Jeep Wrangler Unlimited (LJ)
- 2005 Jeep Wrangler Unlimited (LJ)
- 2004 Jeep Wrangler Unlimited (LJ)
Jeep Wrangler (YJ)
- 1995 Jeep Wrangler (YJ)
- 1994 Jeep Wrangler (YJ)
- 1993 Jeep Wrangler (YJ)
- 1992 Jeep Wrangler (YJ)
- 1991 Jeep Wrangler (YJ)
- 1990 Jeep Wrangler (YJ)
- 1989 Jeep Wrangler (YJ)
- 1988 Jeep Wrangler (YJ)
- 1987 Jeep Wrangler (YJ)
Superlift TruSpeed Speedometer Recalibration Options
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