
Aftermarket Honda PCX 125 Complete Cylinder Barrel Piston Ring Kit (12100-KZR-600) | 2012-2020
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Discover the ultimate upgrade for your motorcycle.
Designed with precision engineering, this offers unmatched performance and durability.
This Honda PCX 125 aftermarket Complete Cylinder Barrel Piston Ring Kit (12100-KZR-600) for 2012-2020 models eliminates compression loss and restores a clean, aerodynamic fit. Designed to withstand road vibrations and intense thermal stress, it ensures silent, secure combustion performance for high-mileage daily commuting.
Vetted by our Lead Engineer. Leveraging 30 years of mechanical pedigree, every part is inspected for material density and exact tolerances to ensure a 'Right-First-Time' fit.
Guaranteed fitment for Honda PCX125 or free returns.
Delivery Information
Orders placed before 12:00pm (UK time) are usually dispatched the same working day. Orders placed after this time will be dispatched on the next working day.
In the rare event of a stock shortage, we will notify you promptly and issue a full refund within one working day if the item cannot be supplied.
Once dispatched, tracking information will be provided via email, provided valid contact details are supplied at checkout.
While we aim to meet all estimated delivery times, delays may occasionally occur due to circumstances beyond our control, such as courier issues, weather conditions, or operational disruptions. Should this happen, we will keep you informed.
Delivery Areas
We currently deliver to:
• United Kingdom
• Republic of Ireland
• Isle of Man
• Jersey & Channel Islands
• Most European destinations
If you are unsure whether we deliver to your location, please contact us prior to placing your order.
Verified UK Entity #15361806 operating from our NW10 London Logistics Hub. Skip the wait with express workshop pickup.

Product Compatibility
Compatibility charts are for reference only. Please compare part numbers and manufacturers' details. Contact us before ordering if unsure to avoid delays or refund charges.
Trademark Disclaimer: All trademarks, brand names, and logos remain the property of their respective owners and are used solely for identification and compatibility purposes. We are an independent retailer and are not affiliated with any authorized dealer or distributor.
- 12100-KZR-600
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- PCX125
- 2012
- 2013
- 2014
- 2015
- 2016
- 2017
- 2018
- 2019
- 2020
- Honda
- 125
- A
- PCX125
- NEW
Product Overview
This high-quality Aftermarket Complete Cylinder Barrel Piston Ring Kit is designed to meet or exceed factory performance standards and is suitable for Honda PCX 125 (2012-2020) models.
The Complete Cylinder Barrel Piston Ring Kit includes the cylinder barrel, piston and piston rings as a matched set, providing everything needed for a complete engine top-end rebuild. Worn or damaged cylinder components cause loss of compression, increased oil consumption, poor starting and reduced engine performance. This aftermarket replacement is designed to match original specifications, ensuring correct fitment and restoring cylinder compression and reliable engine performance.
• Brand New Aftermarket Complete Cylinder Barrel Piston Ring Kit
• Part Number: 12100-KZR-600
• Reliable aftermarket replacement for Honda PCX 125 (2012-2020)
• Complete top-end rebuild kit including cylinder barrel, piston and piston rings
• Restores correct cylinder compression and reliable engine performance
• Eliminates compression loss, oil consumption and poor starting caused by worn components
• Direct fit, no modification required
• Essential for engine top-end rebuild or overhaul
• London: Express same-day delivery (2-3 hours)
• Rest of UK: Same-day dispatch on orders before 1 PM (3-4 business days delivery).
• Up to 75% off for B2B Trade Accounts. Independent UK garages, apply now.
• Honda PCX125 owners experiencing compression loss, excessive oil consumption or poor engine performance
• Replacing worn cylinder barrel, piston or piston ring components
• Mechanics and workshops carrying out Honda PCX125 engine top-end rebuilds or overhauls
• Riders wanting to restore correct compression and reliable engine performance
• Anyone looking for a quality aftermarket replacement for the Honda PCX125
Complete Part Guide
The cylinder barrel and piston kit form the fundamental power-generating core of the 2012-2020 Honda PCX125, responsible for housing the combustion process and maintaining engine compression. A scored barrel or worn piston rings lead to heavy oil consumption, blue exhaust smoke, and a drastic drop in top-end speed. This performance-grade replacement (12100-KZR-600) provides the exact structural density needed for reliable North London deliveries. Physically held at Part Hive’s London warehouse; order before 1 PM for guaranteed same-day UK dispatch.
We see many 2012–2020 Honda PCX-125s in the workshop with "low compression" faults, usually resulting from oil starvation or high-mileage wear that creates a "glaze" or scoring on the cylinder walls. Once the piston rings lose their tension, the bike starts drinking oil and fouling spark plugs. This performance-grade, Honda aftermarket Complete Cylinder Barrel Kit (12100-KZR-600) features a honed cylinder bore and a matched piston to ensure a rattle-free stroke, preventing the piston-slap and secondary vibration that often occurs when using mismatched internal components in high-stress urban environments.
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