Auto >> AutoSPT >  >> Engine

Shift pattern 18 speed Allison transmission?

The shift pattern for an 18 speed Allison transmission is as follows:

Range Selector

* L: Low range (1-6 gears)

* N: Neutral

* H: High range (7-18 gears)

Shift Lever

* Forward: To shift up a gear, push the shift lever forward.

* Reverse: To shift into reverse, pull the shift lever all the way back.

* Neutral: To shift into neutral, push the shift lever to the center position.

Split Selector

* S1: First split (lower gears)

* S2: Second split (higher gears)

To shift into a specific gear:

1. Select the desired range (L, N, or H).

2. Move the shift lever to the desired gear.

3. If necessary, select the desired split (S1 or S2).

To shift up a gear:

1. Push the shift lever forward.

2. If necessary, select the desired split (S1 or S2).

To shift down a gear:

1. Pull the shift lever back.

2. If necessary, select the desired split (S1 or S2).

To shift into reverse:

1. Pull the shift lever all the way back.

2. Select the desired split (S1 or S2).