MOOSE RACING crankshaft bearing and seal kit for KTM SX 65, XC 65, HUSQVARNA TC 65 and GAS GAS MC 65 from 2009 to 2025

MOOSE RACING offers this crankshaft bearing and seal kit for KTM SX 65, XC 65, HUSQVARNA TC 65 and GAS GAS MC 65 from 2009 to 2025. The crankshaft spins on two large bearings in the cases, protected by oil seals. They take all the engine’s force; after many hours they develop play and vibration appears.

What is this bearing made of?

Races and balls (or rollers) in hardened chrome steel, 100Cr6 type: a very hard steel that withstands the fatigue of millions of engine revolutions.

• Open bearing: unsealed, it is lubricated and cooled by the engine oil; clean oil is its best protection.
• C3 / C4 internal clearance: slightly more clearance than normal for a hot engine’s expansion; always refit the original clearance.
• Limit: it dislikes dust and old oil; running short of oil destroys it within minutes.

Why choose MOOSE RACING?

Moose Racing, the American brand founded by riders in 1986 and distributed by the LeMans group (Parts Unlimited, Parts Europe), covers all off-road bike maintenance.

When should you replace the bearings?

Unusual vibration, a deep knock that follows engine speed or play in the con-rod: the bottom end needs a rebuild.

Recommended hours for a bottom-end rebuild (manufacturer recommendation for the KTM SX 50/65, Husqvarna TC 50/65 2017-2023):

• Racing: every 80 h.
• Leisure: no KTM figure; have the wear checked at every top-end rebuild.
• KTM SX, Husqvarna TC, GASGAS MC 50/65 since 2024: racing: every 90 h.

Specifications and fitting tips

• Application: Crankshaft
• Precision crankshaft bearings
• Kit contains right and left crankshaft bearings; 2-stroke kits include the outer seals

Cross-Mania tip: Heat the cases to remove and fit the bearings without forcing them, and replace the oil seals at the same time.

Compatibility

Check the exact model and year of your bike in the list below before ordering.

Fits:
GAS GAS MC 65 2023
GAS GAS MC 65 2022
GAS GAS MC 65 2021
HUSQVARNA TC 65 2025
HUSQVARNA TC 65 2024
HUSQVARNA TC 65 2023
HUSQVARNA TC 65 2022
HUSQVARNA TC 65 2021
HUSQVARNA TC 65 2020
HUSQVARNA TC 65 2019
HUSQVARNA TC 65 2018
KTM SX 65 2025
KTM SX 65 2024
KTM SX 65 2023
KTM SX 65 2022
KTM SX 65 2021
KTM SX 65 2020
KTM SX 65 2019
KTM SX 65 2018
KTM SX 65 2017
KTM SX 65 2016
KTM SX 65 2015
KTM SX 65 2014
KTM SX 65 2013
KTM SX 65 2012
KTM SX 65 2011
KTM SX 65 2010
KTM SX 65 2009
KTM XC 65 2009