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Motocross Parts UK
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Main Bearing and Seal Kit

Main Bearings (Crank) and Seals EXC300 2004-2017 / TPI 2018-2023

The bearings and seals that hold your crankshaft running true.

Main Bearings (Crank) and Seals EXC300 2004-2017 / TPI 2018-2023
Actual Verified Photo Verified: actual photo of product
Brand
ProX
Part No:
23.CBS63004
Delivery:
1-2 working days
Delivery info
UK based Free deliveryOn orders over £50
£109.70(£91.42 ex VAT)

Key benefits of fitting this part

Stops crank rattle Restores tight crank tolerances, stopping the vibration and rattle that come with worn mains.
Keeps oil where it belongs New seals keep transmission oil and crank cases properly separated, protecting both.
Bottom end rebuild essential The foundation of any proper bottom end rebuild.
Brand
ProX
Part No:
23.CBS63004
Delivery:
1-2 working days
Delivery info
UK based Free deliveryOn orders over £50

Product description

  • THESE NEW SETS WILL BE THE EASIEST AND BEST REPLACEMENT FOR YOUR DIRT BIKE
  • PROX CRANKSHAFT BEARING AND SEAL KIT FEATURES
  • MANUFACTURED BY THE LEADING OEM FACTORIES
  • MADE TO EXACT OEM SPECIFICATIONS TO OFFER MAXIMUM PERFORMANCE AND DURABILITY
  • COMPLETE BEARING AND SEAL KIT PER APPLICATION FOR EASY REPLACEMENT
  • CAN BE USED IN COMBINATION WITH ALL OTHER PROX OR OEM CRANKSHAFT RELATED PRODUCTS
  • RELIABLE PERFORMANCE BECAUSE OF COMPLETE REPLACEMENT
  • THE BEST CHOICE AND REPLACEMENT FOR EVERY PROFESSIONAL USER

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What our riders say

First time buyer

First time using this site.  Loved how easy it was to find part.  Needed more info so rang up and the chap couldn't have been more helpful.  Would definitely recommend and will be back for more bits soon.

Matthew Perigo

Fantastic customer service!

Bought a camshaft stage 2. Quick delivery - great price and included free delivery. Drop in replacement cam. Can't fault it!

Colin Smith

Hot Rods Crankshaft

Crank arrived for my CR125R. Great quality from Hot Rods - bike back up and running in no time! Cheers Motocross Parts!

Danny Evans

Yamaha YZ250 parts

Ordered a Top End Rebuild for my Yam 250cc.

Good quality Vertex Kit arrived with free spark plug - and a free bottle opener! Nice touch. 100% recommend.

Brian Macdonald

Super easy!

Really easy to find parts... ordered and arrived before the weekend ready for racing. Great prices and great service :-)

Michael Evans

Needed help!

Spoke to customer services who advised on the parts for my sons bike.

Recommend and will be using again!

Paul Adams

Super Fast Delivery

Ordered a bottom end rebuild kit on Thursday and it arrived Friday morning. Great service! Thanks guys

Mr Carl Stewart
Trustpilot

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