MasterTune Moto Suite
PW50
Cobra (coming soon)
CRF50 (coming soon)
KTM Mini (coming soon)
PW50 Bearing Selector Upgrade Guide
Choose the section of the bike to view bearing information.
-- Select Section --
🛞 Front Wheel Bearings
🛞 Rear Hub Bearings
⚙️ Pinion Shaft Bearings
⚙️ Final Drive Bearings
🛠 Clutch Shaft Bearings
🛠 Output Shaft Bearings
💥 Crankshaft Bearings
🧪 Transmission Bearings
Stock:
(2) 6200 sealed bearings
Upgrade:
Rubber sealed RS or Ceramic Hybrid sealed
Stock:
(1) 6201 sealed bearing
Upgrade:
Koyo, SKF, or Ceramic Hybrid 6201
Stock:
(2) 6201 bearings
Upgrade:
Nachi or NSK
Stock:
(2) 6202 bearings
Upgrade:
Nachi or NSK C3 Clearance
Stock:
(1) 6302 bearing
Upgrade:
Ceramic Hybrid
Stock:
(1) 6203 bearing
Upgrade:
Ceramic Hybrid
Stock:
(2) 6203 C3
Upgrade:
Nachi/NSK/Koyo 6203 C3 or Ceramic Hybrid
Stock:
6201 + 6202 + 6301
Upgrade:
Full Ceramic or Koyo steel with matched clearance
