VERTEX PISTON KIT REPLICA Ø 97.00 A

§ 01 / Part

09103396 PISTON KIT REPLICA Ø 97.00 A

Fits 2 bikes
RRP £156.91 Save 20%
£125.53

incl. VAT

In stock — ships in 3 working days

Usually dispatched within 3 working days.

Part #: 09103396

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VERTEX

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§ 02 / About this part

What it is

The VERTEX PISTON KIT REPLICA Ø 97.00 A, motocross part. Stocked by Iron Offroad, the UK MX hard parts specialist.

This replica component is designed to match the original factory specifications for your YZ450F. It sits in the cylinder and handles the high-compression loads of a modern four-stroke. The A-sizing is the correct choice for a fresh or replated bore. It cross-references with OEM 1SL-116A0-00-00 for a guaranteed fit. Forged construction provides the strength needed for aggressive MX use. Measure your bore diameter carefully before installation. Replace the cam chain and small-end bearing while the top-end is apart. Ensure the rings are seated correctly in their grooves to prevent oil consumption.

§ 03 / Specs

The numbers

Brand
VERTEX
Part number
09103396
Weight
0.42 kg
OEM cross-refs
1SL-116A0-00-00
VAT
20%

// Fitment

Will it fit your bike?

Fits 2 models · 2 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