Transmission, Ultra-Low Range Crawl for TRX4-M - Hot Racing

About this part

Ultra low range crawl transmission in machined 6061 aluminum. It runs a 68:1 hardened steel gear set and a sliding fine tune motor mount, so the gears stay tight and the motor stays put.

Features

• Ultra low range hardened steel 68:1 gear set
• CNC machined 6061 aluminum
• Black anodized with silver lining
• Sliding fine tune motor mount for easy gear mesh adjustment
• CNC 6061 aluminum gear mesh window cover
• Sliding motor mount with a double screw lock
• Aluminum motor plate heat sink fins help dissipate heat

You will receive

• One (1) aluminum sliding fine tune gear mesh motor mount transmission with the ultra low 68:1 hardened steel gear set and a full set of gearbox ball bearings

Requirements

• Reuse the stock outdrive 9747X
• Installation
• 180 motor
• The bearing tolerance is tight, so the bushing might not fit.
• Use medium thread lock on the screws

Specifications

• Ultra low range crawl transmission: 68:1
• Slider plate motor mount for 10T to 17T, 0.4 mod pinion gear

Comments

• Replaces TRA9747, 9791, 9791X, and 9791R.

Fits

Replaces stock part