RC4WD R3 Scale 2 Speed Transmission (Z-U0025)

The RC4WD R3 Scale 2 Speed Transmission (Z-U0025) delivers dependable performance in a compact, realistic package. Built around a CNC machined billet aluminium case, it features a selectable two-speed layout for precise low-speed control and higher-speed running when needed. A clockable motor mount with 10 positions helps optimise drivetrain geometry, while wide steel 32 pitch gears, a Delrin spur gear and a slipper clutch design contribute to smooth, durable operation on tough trails.

Key Features

• CNC machined billet aluminium case
• Clockable motor mounting with 10 positions
• Two-speed shifting
• Wide steel 32 pitch gears with Delrin spur gear
• Slipper clutch design
• Changeable gearing options
• Suggested compatibility with other brand pinions and spur gears

Specifications

• Pinion/Spur: 14/64 = 4.57:1
• 1st Gear: 3.47:1
• 2nd Gear: 1.27:1
• Output shaft OD: 0.19" / 5mm
• Height: 2.44in / 62mm
• Length: 4in / 101.6mm
• Width: 2.91in / 74mm
• Weight: 9.7oz / 275g

What’s Included

• 1x R3 Scale 2 Speed Transmission
• 1x 14T 32p hardened steel pinion gear (Z-S0430)
• 1x M3 x 3mm set screw (Z-S0124)

Replacement Parts

• R3 2 Speed Transmission Shafts (Z-S0689)
• R3 2 Speed Transmission Shift Clutch (Z-S0009)
• R3 Motor Mount Plate (Z-S0733)
• R3 Shift Rod Linkage Mount Ver II (Z-S0675)
• Shift Fork for R3 2 Speed Transmission (Z-S0637)
• Replacement Gears for R3 2 Speed Transmission (Z-G0056)
• 14T 32p Hardened Steel Pinion Gear (Z-S0430)
• Metal Drive Coupling for Trail Finder 2 (Z-S0599)

Optional Parts

• RC4WD V8 Engine Cover with Metal Intake Set for R3 Transmission (Z-S1749)

Required Parts

• R3 Tranny Mounts for Trail Finder 2 (Z-S0677)
• TF2 Long Drive Shaft Coupling for R3 Single Speed (Z-S0898)

Suggested Compatibility And Notes

• Suggested compatibility: RC4WD Trail Finder 2 Truck Kit w/Mojave II Body Set (Z-K0049)
• Suggested compatibility: RC4WD Trail Finder 2 RTR w/Mojave II Body Set (Z-RTR0024); may require Z-S1690 and a servo
• Images may show installation in the Trail Finder 2 for example; vehicle and body set not included