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Old 10-24-2012, 10:48 PM
Gen1dak Gen1dak is offline
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The number refers to the torque rating. Essentially 42,44= low, 45= medium, 46=high, 48=OMG!
The "R" stands for rear wheel drive. The "E" means electronic valve body, as opposed to the earlier 46RH which had a hydraulic valve body.
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