Drivetrain service

Exact kit 58647; factory mechanical configuration in edition 58647 M-07 Concept Chassis Kit (11054969). Owner-selected electronics are separate; other kit editions excluded.

← Vehicle service reference

Start with the correct reference

Kit spur and counter gear assembly, designated thread-lock positions and gearbox dust sponges. No fixed torque or replacement interval documented.

Exact manufacturer-linked kit assembly manual, PDF pp. 5-6 (opens in a new tab)
Assembly drawing · 58647 M-07 Concept Chassis Kit (11054969)
An assembly drawing shows the components; it does not provide a complete service sequence.

Parts, tools and consumables

Listed in the reference

Thread lockconsumable
Listed for this exact factory assembly; replacement need depends on inspection. No mandatory per-service quantity or interval documented.
Requirement source, PDF p. 5 (opens in a new tab)

Part links open an exact-model OEM listing. Quantities, reused hardware and condition-dependent replacements may need checking in the manual. A listed part is not an instruction to replace it.

Setup specifications

Installed pinion: 20 teethStock
Sources
Source 1: tamiya.com (opens in a new tab)
Source 2: tamiya.com (opens in a new tab)
Source 3: tamiya.com (opens in a new tab)
Installed spur: 37 teethStock
Sources
Source 1: tamiya.com (opens in a new tab)
Source 2: tamiya.com (opens in a new tab)
Source 3: tamiya.com (opens in a new tab)

Keep the axle positions and original units shown. Values describe the cited configuration. Replacement-derived and community figures keep their stated basis.