Skip to content
Delivering to:
Collecting from:

Bottom Brackets

Compare (0/5)

Not sure what sized bike is best?

Answer a few short questions and we'll make a recommendation on which size is best for you.

On Track Bottom Bracket 5/16" x 9mm O.D. 43mm

On Track

On Track Bottom Bracket 5/16" x 9mm O.D. 43mm

Regular price $18.00 Full price
Sale price $18.00
Club price
Regular price $19.99 Full price
SRAM BB Dub English/BSA (MTB) 83mm
15% Off Full Price

SRAM

SRAM BB Dub English/BSA (MTB) 83mm

Regular price $80.00 Full price
Sale price $80.00
Club price
Regular price $94.99 Full price
SRAM GXP Pressfit Road Bottom Bracket 09A English 86mm
39% Off Full Price

SRAM

SRAM GXP Pressfit Road Bottom Bracket 09A English 86mm

Regular price $90.00 Full price
Sale price $90.00
Club price
Regular price $106.99 Full price

Find Your Size

Step 1: Measure your height

  • Take off your shoes
  • Stand with your back straight against a wall
  • Balance a book on your head to mark your height on the wall
  • Measure your height by the distance from the floor to the mark
cm

Find Your Size

Step 2: Adjust your inseam

  • Based on your height, we’ve calculated a starting point.
  • You can measure your inseam by tucking a book between your legs so there is pressure but it isn’t uncomfortable.
  • Inseam typically falls with 5cm of the average.
cm

Find Your Size

Your results

For the we suggest the following size.

More comfort More speed
Height: --
Inseam: --
Adjusted Height: --

Find Your Size

We have saved your measurements.

Recommended sizes will now be highlighted on the page.

99 Bikes has a wide range of bottom brackets to fit every bike. Whether you want to change your entire crankset, fit that annoying creak or are just doing some routine maintenance 99 Bikes has the best range of bottom brackets at New Zealand's best prices.