• Shop
  • Show all categories
  • Hide categories
  • Brands
  • Hire & Workshop
  • Advice
Item has been added to the Cart

In Store Availability

Shimano Bottom Bracket SM-BB91 42mm for MTB

Bike
Shimano

Shimano Bottom Bracket SM-BB91 42mm for MTB

I want a price match

Product Details

Compatible with all Mountain Shimano Hollowtech-II cranksets, the SM-BB91 A is a press fit bottom bracket to suit frames compatible with this style of fitment.
This new design allows for a wider; and therefore stronger bottom bracket shell, while maintaining a low Q-Factor.

Features:
  • Larger bearing size offering greater strength and durability
  • Compatible with 84.5 x 42mm press-fit BB shells
  • Compatible with all Shimano MountainHollowtech-II cranksets with 24mm spindle

Specifications:
  • Model number: SM-BB91-42A
  • Compatible with: Press-Fit BB's and Hollowtech-II cranks
  • Size: 84.5 x 42mm
  • Weight: 76 grams (on our scales)
Read More

User Reviews

Sorry, there are no reviews available for this product

Login & Write a Review

Write a review

Returns

While the Consumer Guarantee Act and Fair Trading Act provide the basis for our returns policy, we go a bit better than that:

If you're not 100% completely satisfied with your purchase we will happily accept your return and provide you with a store credit or a full refund to the value of the product's purchase price. You can return the product to any of our stores nationwide, or send it back to our Head Office. With our 30-day right of return policy there are no special catches it's extremely simple! All we ask is that you return the item back to us unused and in the original packaging, making sure that the product is in the same condition as you received it in, tags still intact. The only exceptions to our returns policy are: watches, underwear, socks, ear plugs, compression clothing, padded bike shorts and swimwear which we cannot accept back due to hygiene reasons.Torpedo7 Gift Cards are not redeemable for cash or refundable.

Join the Torpedo7 Club!

  • Exclusive Experiences

    FREE nationwide outdoor experiences

  • Member only offers

    On gear, services, and adventures

  • Exclusive Delivery

    FREE delivery on orders over $99 (t's & c's apply)

  • Learn more

Welcome back

Sign in to your account

{{errors.first('username')}}
{{errors.first('password')}}

Not part of the club yet? Join for FREE now & enjoy exclusive member benefits or Learn More

Join the Torpedo7 Club!

  • Exclusive Experiences

    FREE nationwide outdoor experiences

  • Member only offers

    On gear, services, and adventures

  • Exclusive Delivery

    FREE delivery on orders over $99 (t's & c's apply)

  • Learn more

Join the Torpedo7 Club

Join today and enjoy great member benefits

{{errors.first('first_name')}}
{{errors.first('last_name')}}
{{errors.first('email')}}
{{errors.first('new_password')}}
{{errors.first('confirm_password')}}

By creating an account, you agree to Torpedo7 Club's Terms & Conditions, and our Privacy Policy.

Already a club member?

Forgot password

We'll email you an address where you can create a new password.

{{errors.first('username')}}

Remember your password?

Not part of the club yet? Join for FREE now & enjoy exclusive member benefits or Learn More about club

Forgot password

We have sent you an email with instructions for resetting your password

Remember your password?