Hunting down an annoying creak ended up with a deep dive into the Extralite hub with a full teardown rebuild, bearing replacement etc.
Hub model:
Extralite CyberRear SPD3
Bearing list:
Freehub body (HG)
- 2x 6803
* Bearing used in video NTN 6803 LLB
Hub shell:
- 1x 6803
- 1x 6903
* Bearing used in video NTN 6803 LLB, 6903 LLB
FYI, Front hub CyberFront SPD3 has two 6802 bearings
Tool list (used in this video)
- Cassette tool and Chainwhip
- (optional drill driver witch T25 bit for disc rotor)
- 2x 17mmclosed ring spanners/wrench
- Pick
- Soft sided hammer/mallet
- Solid Punch (not a hole punch)
- Bearling press with 2x 6803 drifts and 1x 6903 bearing drift
* If you interested, Search for "Hub bearing press kit" on Ali express, amazon, eBay etc and you should find something similar and cheap.
- Torque wrench with a 17mm socket
Cleaning an Greasing products
- Scott workshop paper towels
- isopropyl alcohol
- Extralite Alugrease super1
- paint brush(grease application)
Strava: https://www.strava.com/athletes/ridesofjapan
Instagram: https://www.instagram.com/ridesofjapan/
Chapters:
0:00 Introduction
2:20 Hub disassembly
3:56 Problem bearing 1
5:38 Problem bearing 2
6:30 Bearing Removal Hub shell
7:17 Cheap Bearing press kit
8:00 Bearing installation hub shell
8:40 Freehub body bearing removal
9:07 Bearing installation Freehub body
9:53 Hub Re-assembly
12:02 Preload adjustment
13:00 Closing notes