VERTEX REPLACEMENT PISTON RING SET

§ 01 / Part

09120315 REPLACEMENT PISTON RING SET

Fits 52 bikes
£65.70 Save 15%
£55.85

incl. VAT

In stock — ships in 3 working days

Usually dispatched within 3 working days.

Part #: 09120315

Authorised stockist

VERTEX

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§ 02 / About this part

What it is

The VERTEX REPLACEMENT PISTON RING SET, motocross part. Stocked by Iron Offroad, the UK MX hard parts specialist.

Maintaining compression starts at the cylinder wall. These rings seal the combustion chamber and manage heat transfer from the piston to the bore. Wear is inevitable in high-hour engines, leading to blow-by and lost power. Replace these during every top-end refresh to restore factory performance. Always check your ring end gap in the cylinder before final assembly. Ensure any markings face the cylinder head to avoid oil migration or snagging a port. These are precision-engineered to match specific bore diameters and piston profiles for a reliable seal under race conditions.

§ 03 / Specs

The numbers

Brand
VERTEX
Part number
09120315
Weight
0.04 kg
VAT
20%

// Fitment

Will it fit your bike?

Fits 52 models · 59 year-bands

Honda 5 models
Yamaha 54 models

* 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 — this is a UK shop for motocross, enduro, and trail-bike hard parts. All fitments live on the site, and listed against MX models KTM, Husqvarna, GasGas, Yamaha, Honda, Kawasaki, Suzuki, and Beta. Pick your bike on the timing-tower. Our USP is in the data, fully enriched to assist with accurate fitting and finding the right part for your bike quickly and easily. 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 & e-moto only. We operate from our huge storage facility in Leeds. Iron Offroad is a trading name of Iron Stable Ltd, registered in Mildenhall — Company No. 17061294. We have a RICH motorcycle history with multiple moto brands the images showing where we came from and our history, the business 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-based support · 9 to 5 Race-shop prices, paddock service Click & collect from Leeds
Free UK shipping over £100 14-day no-quibble returns OEM-grade parts only UK-based support · 9 to 5 Race-shop prices, paddock service Click & collect from Leeds