Differential service

Team Losi Racing 8IGHT-T 4.0 (nitro) · TLR04005

TLR04005 nitro assembly kit; owner-supplied engine, steering/throttle servos and radio

Start with the correct reference

The exact manual separates all three differential fills. Fill just above the planetary gears and follow its screw order. Differential fluid units are retained as printed; no conversion to cSt or generic oil equivalence is asserted.

Front differential fill, PDF pp. 13-14 (opens in a new tab)
Assembly drawing · TLR04005 exact 8IGHT-T 4.0 exact multilingual assembly manual
An assembly drawing shows the components; it does not provide a complete service sequence.
Center differential fill, PDF pp. 23-24 (opens in a new tab)
Assembly drawing · TLR04005 exact 8IGHT-T 4.0 exact multilingual assembly manual
An assembly drawing shows the components; it does not provide a complete service sequence.
Rear differential fill, PDF pp. 30-31 (opens in a new tab)
Assembly drawing · TLR04005 exact 8IGHT-T 4.0 exact multilingual assembly manual
An assembly drawing shows the components; it does not provide a complete service sequence.

Parts, tools and consumables

Listed in the reference

7,000 wt front differential fluid, as printedconsumable
Confirm the exact maker fluid identity before substitution; wt is the manual label.
Requirement source, PDF p. 14 (opens in a new tab)
10,000 wt center differential fluid, as printedconsumable
Confirm the exact maker fluid identity before substitution; wt is the manual label.
Requirement source, PDF p. 24 (opens in a new tab)
7,000 wt rear differential fluid, as printedconsumable
Confirm the exact maker fluid identity before substitution; wt is the manual label.
Requirement source, PDF p. 31 (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.