Zipp Cognition Hubset Service Procedure
This video will guide you through the service procedure for ZIPP generation 1 Cognition hubsets.
00: 26 Rear Hub Service
00:29 End Cap and Driver Body Removal
01:10 Axle and Bearing Removal
03:25 Bearing Installation
05:32 Clutch Removal
06:41 Clutch Installation
07:21 Driver Body Installation
08:04 End Cap Installation
08:36 Front Hub Service
08:41 End Cap and Axle Removal
09:20 Bearing Removal
09:53 Bearing Installation
11:03 Axle and End Cap Installation
Tools and Supplies Needed for Service -
Safety glasses
Nitrile gloves
Clean, lint-free rags
Isopropyl Alcohol
Grease rush
Pick
Bench vise
Park Tool® AV-4 or AV-5 Axle and Spindle Vise Inserts
Vise soft jaws (aluminum)
Plastic mallet
Zipp Cognition Grease
Zipp Cognition Oil and small oil syringe
Blind Hole Bearing Puller Set
17 mm slotted attachment
20 mm slotted attachment
Zipp 6804 Bearing Press Tool
SRAM 6903 Bearing Press Tool
Wheels Manufacturing Press-1 Sealed Bearing Press Kit or similar
T-handle threaded bearing press
6803 bearing press adapters
Replacement Parts Needed - Rear Hub
Zipp Cognition 61804 hub bearing (drive side)
Zipp Cognition 61903 hub bearing (non-drive side)
Zipp Cognition driver body (optional)
Cognition clutch assembly (optional)
Cognition driver body seal
Replacement Parts Needed - Front Hub
Zipp Cognition 61803 hub bearing (x2)
Zipp Cognition front axle wave spring (optional)
For part numbers, please refer to the Zipp Spare Parts Catalog in the Support section of www.zipp.com