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| 1994-1997
42, R46, R47 RH Automatic Transmission Specs |
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| Automatic, 4-Speed Overdrive Gear Ratios | |||
| Transmission | 42RH | 46RH (A518) | 47RH (A618) |
| 1st Gear | 2.74 | 2.45 | 2.45 |
| 2nd Gear | 1.54 | 1.45 | 1.45 |
| 3rd Gear | 1.00 | 1.00 | 1.00 |
| 4th Gear | 0.69 | 0.69 | 0.69 |
| R Gear | 2.21 | 2.21 | 2.21 |
| Torque Converter Diameter |
273 mm (10.75 in.) |
273 mm (10.75 in.) |
310 mm (12.2 in.) |
| Input Torque Rating (ft-lb) |
NA | NA | 450 |
| GCVW (lb) | 7,800 | 14,000 | 19,000 |
| Application | V6 2WD |
V6 4WD, V8 |
V10, Diesel |
Automatic Transmission Identification
Transmission identification numbers are stamped on the driver side of the case flange just above the oil pan gasket (just below the TV lever). There will be a 9 digit part number, a space, a 4 digit build date, a spave, and a 4 digit serial number.
Subject: Re: [RAM] (RAM) Transmission ID
To: ramtruck
> It's time to change the filter and adjust the bands on my truck.
Is there an
> easy way to identify my transmission? (47RH or 46RH)?
Auto Trans code breaks down like this:
4 = 4 forward speeds
6 = strength of trans. (1-9, higher number, stronger trans.)
R = Rear wheel drive
H=Hydraulic controlled, E = Electronic controlled shift
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