27
TECH TIP
7.
SPUR GEAR
PINION GEAR
THE MOTOR STAND IS ADJUSTABLE:
1. RELEASE SCREWS FROM THE BOTTOM OF CHASSIS
2. MOVE THE MOTOR STAND AS NEEDED
3. TIGHTEN THE SCREWS
ADJUST MOTOR STAND SO GEARS MESH SMOOTHLY
➌
➋
➊
INTERNAL RA
TIO 1 : 2.5
SPUR
GEAR
PINION
GEAR
FINAL
RATIO
SPEED ACCELERA
TION
42
o
13
8.08
o
14
7.50
o
15
7.00
o
16
6.56
x
17
6.18
x
19
5.53
x
21
5.00
x
23
4.57
36
x
17*
5.29
x
19
4.74
x
21
4.29
x
23
3.91
x
INCLUDED WITH KIT
o
AVAILABLE OPTION
USE BATTERY PACK FROM XRAY
M18 POWER PACK #389101
* ONLY FOR BRUSHLESS MOTOR
36T SPUR GEAR
WORKS WELL WITH 180-SIZE MOTORS.
42T SPUR GEAR
RECOMMENDED FOR 370 MOTOR, OR
MODIFIED BRUSHED OR BRUSHLESS MOTORS.
USE APPROPRIATE PINION(S).
906258
2.5x8