Manual Transmission Description and Operation (M13)
WARNING: This page is about a different variant/trim than selected.
Manual transmissions are identified by the number of forward gears and the measured distance between the centerline of the output shaft and the counter gear.
The 6-speed manual transmission RPO: M13 incorporates the following features:
- An aluminum case
- Fully synchronized gearing with an enhanced synchronizer cone arrangement:
- Triple-cone: FIRST, SECOND
- Double-cone: THIRD, FOURTH, FIFTH, SIXTH, REVERSE
- An internal shift rail mechanism
- A remote transmission shift control mounted forward of the transmission
- An external transmission shift rod enabling the rearward mount location of the transmission shift control
- Tapered roller bearings supporting the mainshaft and countershaft
- Caged roller bearings under all speed gears
These features combine to yield a rugged, reliable system capable of handling input torques of 400 N.m (295 lb ft) for RPO: M13.
The gear ratios are as follows:
| Gear | M13 Ratio (:1) |
|---|---|
| FIRST | 4.40 |
| SECOND | 2.59 |
| THIRD | 1.80 |
| FOURTH | 1.34 |
| FIFTH | 1.00 |
| SIXTH | 0.75 |
| REVERSE | 3.99 |