Section 07: TRANSMISSION
PA1562
32
11. SPECIFICATIONS
ALLISON AUTOMATIC TRANSMISSION WITH OR WITHOUT RETARDER
X3 Coaches
Gross input power (maximum)...................................................................................................500 HP (373 kW)
Gross input torque (maximum) .........................................................................................1525 Lbf-ft- (2068 Nm)
Rated input speed (minimum-maximum) .....................................................................................1600-2300 rpm
Mounting:
Engine....................................................................................................SAE #1 flywheel housing, flex disk drive
Torque converter:
Type........................................................................................................... One stage, three element, polyphase
Stall torque ratio ...................................................................................................................................TC 551-1.8
Lockup clutch with torsional damper ......................................................................................... Integral/standard
Gearing:
Type................................................................................................. Patented, constant mesh, helical, planetary
Ratio:
First...............................................................................................................................................................3.51:1
Second..........................................................................................................................................................1.91:1
Third..............................................................................................................................................................1.43:1
Fourth............................................................................................................................................................1.00:1
Fifth...............................................................................................................................................................0.74:1
Sixth..............................................................................................................................................................0.64:1
Reverse ........................................................................................................................................................4.80:1
Ratio coverage:
6 speed.........................................................................................................................................................5.48:1
* Gear ratios do not include torque converter multiplication.
Oil System:
Oil type...................................................................................................TRANSYND, DEXRON-III, DEXRON-VI
Capacity (excluding external circuits)......................................................................Initial fill 47 US qts (45 liters)
Oil change.............................................................................................................................. 24 US qts (23 liters)
Oil change (with retarder)................................................................................................... 27.6 US qts (26 liters)
Oil Filters:
Make.....................................................................................................................................Allison Transmission
Type...................................................................................................................................... Disposable cartridge
Prevost Part Number (2-filter replacement kit)..........................................................................................571709