KAWASAKI KFX 400 QUAD 2003 - 2006 6306 R/3BYRI CRANKSHAFT BEARING 30x72x18
4.4 Trustpilot 99.9% positive on eBay
Free UK delivery 2–4 business days
Spread the cost with 18+, T&Cs apply
ProX crankshaft bearings are manufactured at leading OEM factories, mainly in Japan. All bearings are made to exact OEM specifications, to ensure maximum quality and performance. ProX uses respected brands like Koyo & NTN to ensure quality. These brands are used by OEM brands like Yamaha, Kawasaki, Honda, Suzuki and KTM. ProX bearings offer high durability. ProX Crankshaft Bearing & Seal Kits offer reliability and carefree driving. The sets contain all parts you need for rebuilding your crankshaft and can be used in combination with all other ProX or OEM crankshaft related products. This is a 6306 R/3BYRI crankshaft bearing with dimensions of 30x72x18mm.
- SKU
- PROX.23-6306R/3
- Brand
- Prox
- Availability
- In Stock (4)
- SKU
- PROX.23-6306R/3
- Brand
- Prox
- Availability
- In Stock (4)
FULL DESCRIPTION
ProX Crankshaft Bearing 30x72x18
Ensure smooth engine operation and long-term reliability with the ProX Crankshaft Bearing. Designed to meet or exceed original equipment standards, this high-performance component provides the precision and durability required for demanding engine environments.
ProX manufactures its bearings in leading facilities, utilizing world-renowned brands such as Koyo and NTN. These are the same industry-leading manufacturers trusted by major motorcycle and powersports OEMs. By maintaining strict manufacturing tolerances and using high-quality materials, these bearings deliver consistent performance under high-stress conditions.
Key Features
- Precision Engineering: Manufactured to exact specifications to ensure a perfect fit with both OEM and aftermarket crankshafts.
- Trusted Quality: Produced by industry leaders like Koyo and NTN, ensuring maximum durability and longevity.
- High Performance: Designed to withstand the rigorous demands of high-performance engines, offering reliable service and smooth operation.
- Industry Standard: Built to meet the stringent quality requirements expected by professional engine builders and riders.
- Dimensions: 30x72x18
Whether you are performing a routine rebuild or a full engine overhaul, ProX crankshaft bearings provide the reliability you need to get back on the road or track with confidence.
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.