This video will review how to remove and install press fit bottom brackets, including: PF41 (BB86, BB92), PF42 (BB30, OSBB), PF46 (PF30), Trek® BB90 & BB95, and any other cups and bearings that press directly into the frame.
Questions or comments? Leave them below!
See all our bottom bracket videos in our Bottom Brackets playlist
▶︎ https://www.youtube.com/playlist?list=PLGCTGpvdT04S-dkxjU7HJjboDnTJNmjp-
Video contents:
00:00 Preliminary Info
02:46 - Removal
03:27 - Removal - 30mm inside diameter
05:12 - Removal - 22-24mm inside diameter
06:16 - Removal - Trek BB90 & BB95
07:16 - Removal - Bearing Adapters
07:32 - Removal - 24+mm inside diameter
08:12 - Removal - Troubleshooting
08:35 - Installation - Surface Prep
11:02 - Installation - Without Bearing Drifts
12:22 - Installation - With Bearing Drifts
13:18 - Installation - BB90, BB95 & BB30
➤ Related Text Articles:
• Bottom Bracket Standards and Terminology - https://www.parktool.com/blog/repair-help/bottom-bracket-standards-and-terminology
• Bottom Bracket Tool Selection: Press Fit - https://www.parktool.com/blog/repair-help/bottom-bracket-tool-selection-press-fit
➤ Tools & materials used:
• BBT-30.4 Bottom Bracket Bearing Tool Set - https://www.parktool.com/product/bottom-bracket-bearing-tool-set-bbt-30-4
• BBT-90.3 Bottom Bracket Bearing Tool Set - https://www.parktool.com/product/press-fit-bottom-bracket-bearing-tool-set-bbt-90-3
• RT-1 Bottom Bracket Cup Remover - https://www.parktool.com/product/head-cup-remover-rt-1
• HMR-4 Shop Hammer - https://www.parktool.com/product/shop-hammer-hmr-4
• RC-1 Press Fit Retaining Compound - https://www.parktool.com/product/press-fit-retaining-compound-rc-1
• ASC-1 Anti-Seize Compound - https://www.parktool.com/product/anti-seize-compound-asc-1
• PPL-1 PolyLube 1000™ Lubricant - https://www.parktool.com/product/polylube-1000-lubricant-tube-ppl-1
• BBP-1.2 Bottom Bracket Bearing Press Set - https://www.parktool.com/product/bottom-bracket-bearing-press-set-bbp-1-2
• HHP-3 Home Mechanic Bearing Cup Press - https://www.parktool.com/product/home-mechanic-bearing-cup-press-hhp-3
For a text-based walk-through of this process: https://www.parktool.com/blog/repair-help/bottom-bracket-removal-installation-press-fit
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➤ More Bottom Bracket Repair Help:
• What Type of Bottom Bracket Do I Have? ▶︎ https://youtu.be/e-8G1G9QNX8
• How to Remove and Install Bottom Brackets - Threaded Shell (BSA, T47, Cartridge) ▶︎ https://youtu.be/xUtOeFJJycg
• How to Remove and Install Bottom Brackets - Thread-Together ▶︎ https://youtu.be/84Ut53i17iQ
• How to Remove and Install Bottom Brackets - Cup & Cone ▶︎ https://youtu.be/sEv8irsdQI8
• Crank & Bearing Removal and Installation - Campagnolo® Ultra-Torque™ ▶︎ https://youtu.be/YDk9sp5xRkA
• One Piece Crank & Bottom Bracket Removal and Installation ▶︎ https://youtu.be/dpl_wlTBC8k