PISTON KIT VERTEX 77.0 A HC SUZUKI RMZ 250 07-09, VERTEX 23515A HC COMPR 13,9:1
4.1 Trustpilot 99.9% positive on eBay
Free UK delivery 2–4 business days
Spread the cost with 
18+, T&Cs apply
PISTON KIT VERTEX 23515A HC COMPR 13,9:1. Bore size 77.00mm [A 76.95mm]. Standard pistons and components are OEM replacements. Kits include piston, rings, wrist pin and circlips. All pistons are heat treated with a T-5 or T-6 hardening and tempering cycle. Replacement rings are sold individually. Made in Italy. Fitted in many OEM bikes as STD. Replacement Parts: Rings 590277000005 SET, Pin 715380, Clips 72055. Cross reference numbers ONLY: Piston Model K7 12111-10H10-0F0 12111-10H20-0F0, Piston Model K8/K9 12111-10H20-0F0, Ring Set, Piston 12140-10810, Pin, Piston 12151-10H00, Circlip 09381-16001, Piston Kit inc.ref.no.11~14 Model K7 12110-10810 12110-10820, Piston Kit inc.ref.no.11~14 Model K8/K9 12110-10820.
- SKU
- 23515A
- Brand
- Vertex
- Availability
- In Stock (2)
Fitments (3)
| Make | Model | Year |
|---|---|---|
| SUZUKI | RM-Z 250 | 2007 |
| SUZUKI | RM-Z 250 | 2008 |
| SUZUKI | RM-Z 250 | 2009 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 77mm
- Variant Id
- 282438
FULL DESCRIPTION
Vertex High Compression Piston Kit - 77.00mm Bore
This Vertex piston kit is designed for high-performance applications, featuring a high compression ratio of 13.9:1.
Key Features:
- Standard pistons and components serve as OEM replacements.
- Complete kit includes piston, rings, wrist pin, and circlips.
- All pistons undergo a T-5 or T-6 hardening and tempering heat treatment cycle for enhanced durability.
- Replacement rings are available for individual purchase.
- Manufactured in Italy.
- Fitted as standard equipment on many OEM motorcycles.
- Bore size: 77.00mm (A 76.95mm).
Included Components:
- Piston
- Rings
- Wrist Pin
- Circlips
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.
Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.
UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. Delivery details
Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy
By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.
More answers in our FAQ.
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.