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How-to Video: Measuring Dodge Ram Speedometer and Odometer
This how-to provides two simple methods for
checking the speedometer and odometer accuracy.
(If bandwidth permits,view this video in 'full-screen' mode and HD 1080P
The magazine'sRam 3500 "makeover" and4.56:1 ring-and-pinion gear
changenow make the Dodge Ram a better trailer puller. For tire
clearance, we raised the truck, using a 4-inch Mopar suspension
lift. Oversized BFG tires and aftermarket 18" wheels round out the package. In the process,
the35" diameter tires and 4.56:1 axle gearing altered the
speedometer calibration. Now we need to calibrate the
The DRBIII scan tool enables speedometer calibration on 1998-2006 Chrysler vehicles. For models
with a tone ring ABS sensor, the calibration involves changing the tire revolutions per mile in the PCM.
Before using this scan tool, you need to know the percentage of speedometer error! (See the HD video for
Bible™by Moses Ludel—available for more than
two decades and a best
seller! Each of Moses Ludel's Jeep® books earned an official Mopar® part
number!For 4x4 Jeep®, Truck and SUVtechnical information, make this magazine your professional
Ludel's Ford F-truck and GM truck books earned official Ford Motor Company 'SVO' and GM Motorsport part
numbers! The Toyota Truck and Land
Cruiser book by
Moses Ludel is a classic among vintage Toyota pickup and FJ40 Land Cruiser