ATHENA ENGINE BEARING 63/28 C3-KOYO

§ 01 / Part

09240156 ENGINE BEARING 63/28 C3-KOYO

Fits 40 bikes
RRP £21.80 Save 17%
£18.09

incl. VAT

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Usually dispatched within 3 working days.

Part #: 09240156

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§ 02 / About this part

What it is

The ATHENA ENGINE BEARING 63/28 C3-KOYO, motocross part. Stocked by Iron Offroad, the UK MX hard parts specialist.

This 63/28 C3 bearing is a large-diameter component used in the bottom-end of high-capacity engines. The C3 clearance is essential for managing thermal expansion during long motos or hard enduro sessions. It typically supports the crankshaft or the main transmission shafts. This unit cross-references with OEM numbers 0926228027 and 9330637808. Replace this bearing if you find any metallic debris in the oil or during a scheduled rebuild. Use a hydraulic press for installation to ensure the bearing is seated perfectly against the case shoulder. Proper fitment is critical for shaft alignment.

§ 03 / Specs

The numbers

Brand
ATHENA
Part number
09240156
Weight
0.31 kg
OEM cross-refs
0926228027, 920451183, 9330637808
VAT
20%

// Fitment

Will it fit your bike?

Fits 40 models · 42 year-bands

* Fitment data is provided as a guide. Verify compatibility against the bike's owner's manual or service handbook before ordering. Iron Offroad accepts no liability for incorrect application. Full terms and conditions apply.

§ 05 / About Iron Offroad

Iron Offroad

Iron Offroad is the off-road sibling of Iron City and Iron Stable — a UK shop for motocross, enduro, and trail-bike hard parts. Every fitment lives on the site, listed against KTM, Husqvarna, GasGas, Yamaha, Honda, Kawasaki, Suzuki, and Beta. Pick your bike on the timing-tower. Our USP is the data: fully enriched fitment so you find the right part for your bike quickly and get it fitted accurately. Brands you'd find on a paddock workbench — pads, sprockets, plastics, fork seals, cables, gaskets, bars, the things that actually wear out. Road-bike kit, scooter parts, and quad gear sit elsewhere; dirt and e-moto only. We operate from our storage facility in Leeds. Iron Offroad is a trading name of Iron Stable Ltd, registered in Mildenhall — Company No. 17061294. The business has a rich motorcycle history across multiple moto brands — the photos show where we came from — and recently pivoted into hard parts and online retail.
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Free UK shipping over £100 14-day no-quibble returns OEM-grade parts only UK support · Tue–Fri 9–5, Sat 9–4 Race-shop prices, paddock service Collection from Leeds by arrangement
Free UK shipping over £100 14-day no-quibble returns OEM-grade parts only UK support · Tue–Fri 9–5, Sat 9–4 Race-shop prices, paddock service Collection from Leeds by arrangement