PISTON KIT VERTEX 95.0 A YAMAHA YFZ 450 R/S 04-17, VERTEX 22984A QUAD COMPR 12,0:1
4.1 Trustpilot 99.9% positive on eBay
Free UK delivery 2–4 business days
Spread the cost with 
18+, T&Cs apply
Vertex UK piston kit 22984A. Compression ratio 12.0:1. All Vertex pistons feature standard pistons and components as 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 sold individually. Made in Italy. Fitted in many OEM bikes as standard. Bore size 95.00mm [A 94.95mm]. Replacement parts: Rings 590395000001 SET, Pin 711140, Clips 72075. Cross reference numbers: Piston (Std) 5TG-11631-12-00, Piston Ring Set (Std) 5TG-11603-00-00, Pin, Piston 5TG-11633-10-00, Circlip 93450-22027-00.
- SKU
- 22984A
- Brand
- Vertex
- Availability
- In Stock (1)
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 95mm
- Variant Id
- 282813
FULL DESCRIPTION
Vertex Piston Kit 95.0 A - 12.0:1 Compression
This Vertex Piston Kit is designed as a high-quality replacement part for specific motorcycle applications. Engineered for performance and durability, it features a 12.0:1 compression ratio, suitable for enhancing engine power.
Key Features:
- OEM Replacement Quality: Standard pistons and components meet Original Equipment Manufacturer specifications.
- Complete Kit: Includes piston, rings, wrist pin, and circlips for a full replacement.
- Heat Treated: All pistons undergo a T-5 or T-6 hardening and tempering cycle for increased strength and longevity.
- Made in Italy: High-quality manufacturing from Italy.
- Original Equipment Fitment: Fitted as standard equipment in many OEM motorcycles.
- Bore Size: Precisely machined to 95.00mm (A specification 94.95mm).
Specifications:
- Bore Size: 95.00mm (A 94.95mm)
- Compression Ratio: 12.0:1
Replacement Parts Available:
- Rings: Vertex 590395000001 SET
- Wrist Pin: Vertex 711140
- Circlips: Vertex 72075
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.
Call or email us with your make, model and year 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.