Bottom Brackets

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How To Make A Cheap & Easy Cotter Pin Press For Cottered Cranks

I show how to make a cotter pin press tool for cottered crankset removal from old bikes. This can be made for around $5. Park Tool used to make a cotter pin press (CR-2) to remove cranks, but they don’t any more. To make the press, I use wide throat top beam clamps that I …Read more »

How To Remove/Install Sealed Cartridge Bottom Bracket

I show how to remove and install a sealed bearing cartridge type bottom bracket. These are really cool and are a great upgrade for a vintage bike. I installed one on my 1990 Trek 1000 replacing the original caged bearings set up. This bike is a mid 90’s Mongoose Sycamore mountain bike. This is an …Read more »

Convert From Cottered Crankset to Square Tapered Cranks/Bottom Bracket

I show how to replace a vintage cottered cranks/bottom bracket to a newer style square taper bottom bracket and crankset. Covered is removing the cottered crank set and bottom bracket, measuring, and choosing a new square taper BB, and installing the new bottom bracket.

How To Overhaul A Bike Bottom Bracket – Remove/Clean/Install New Bearings

This is how to overhaul the bottom bracket on an older style of bike before they started using sealed bearings. I show you how to remove and install new bearings as well as how to clean all the parts. This bike is a 1984 Schwinn LeTour Luxe, but most vintage bikes are similar. They might …Read more »

Sealed Cartridge Bottom Bracket Disassembly/Assembly

How to overhaul/service a Shimano sealed cartridge bottom bracket. I take it apart, clean, lube, replace the ball bearings and re-assemble it. This unit is a Shimano BB-TY30. But I think many, if not most Shimano sealed cartridge bottom brackets are built in the same way. The socket I use is a 13/16 inch deep …Read more »