Transmission Assembly - Polaris Trail Boss 330 2003 Service Manual

TRANSMISSION
18. Inspect gear bushing. Replace if half of teflon
surface is gone.
19. Inspect output shaft gear, sprocket and bearing.
Replace if necessary.
Output Shaft
Sprocket
20. Stretch chain tight on a flat surface and measure
the length of 8 pitches in a minimum of three
places on chain. Replace chain if measurement
is longer than 3.0904I.
Chain Stretch Limit
8 pitch length = 3.0904I Maximum
Bearing
Gear
Measure
8 pitches

TRANSMISSION ASSEMBLY

1. Assemble input shaft assembly.
NOTE: Install bearings with numbers and letters
facing out so they can be read after assembly.
Sprocket cogs face the dog gear.
NOTE: Input gear cogs face inward on input shaft.
Sprocket
Thrust Washer
Input Gear
2. Assemble output shaft with sprocket, gear and
bearing if they were disassembled.
3. Assemble output shaft assembly with chain to the
input shaft assembly.
4. Install shift shaft, driven sprocket and gear into
the case.
NO
Dog Gear
Input Shaft
Bushing
8.5