The Best Niner Bottom Brackets You Can Get Right Now!

  • Post published:December 8, 2022

When purchasing a mountain bike, one of the most important components to consider is the bottom bracket. Bottom brackets provide the connection between the crankset and the frame of the bike and can have a big impact on the performance of your ride. In this article, we will take a look at some of the best bottom brackets for Niner mountain bikes. We will discuss the different types of bottom brackets available, the advantages and disadvantages of each, and which one is best suited for your riding style and needs. Finally, we will provide our top picks for the best Niner bottom brackets on the market.

1SRAM Unisex’s BB Dub English/BSA (MTB Superboost+) 73mm Bottom Br…
2SRAM GXP Bottom Bracket, Team Cup English 68/73mm…
3SHIMANO XT BB-MT800 Bottom Bracket BSA Threaded, One Size…
4Shimano SM-BBR60 Ultegra / FC-CX70 / 105 Hollowtech II Bottom Bra…
5Race Face Cinch BSA Threaded Bottom Bracket Black, 68/73mm…

SRAM Unisex’s BB Dub English/Bsa (MTB Superboost+) 73mm Bottom Br

Why We Loved It

  • DUB SuperBoost+ Threaded Bottom Bracket
  • SRAM
  • Bottom Brackets

SRAM GXP Bottom Bracket, Team Cup English 68/73mm

Why We Loved It

  • Frame Interface – For mountain and road bikes with English threading.
  • GXP Technology – Gutter seal design cuts friction, durability and weight – improving both feel and performance.
  • Shell Width – Fits 68 or 73-millimeter bracket shells. Comes with spacers for 73mm.
  • Gutter Seal Technology – Drastically improves sealing against the elements while reducing seal drag and friction.
  • Cranksets – Bottom brackets are interchangeable between SRAM and Truvativ cranksets but can only be installed with SRAM cranks.

SHIMANO XT BB-MT800 Bottom Bracket BSA Threaded, One Size

Why We Loved It

  • Crankset Compatibility: Hollowtech II
  • Material: [cups] aluminum, [bearings] steel
  • Shell Width: 68/73mm
  • Threading: english
  • Includes: 3 x 2.5mm spacers

Shimano SM-BBR60 Ultegra / FC-CX70 / 105 Hollowtech II Bottom Bra

Why We Loved It

  • 14 g lighter than SM-BB6700
  • bearing cups anodized
  • recommended for Ultegra FC-R8000, FC-6800, 105 FC-5800, Metrea FC-U5000, FC-CX70
  • smoother than SM-BB6700 (50 % less friction)
  • small ball bearings keep weight low

Race Face Cinch BSA Threaded Bottom Bracket Black, 68/73mm

Why We Loved It

  • Shell Type: English threaded (BSA)
  • Material: [cups] aluminum, [bearings] 6806 stainless steel, [inner sleeve] plastic
  • Shell Width: 68/73mm
  • Claimed Weight: 3.1oz (87g)
  • Manufacturer Warranty: 1 year

How To Choose Your Niner Bottom Brackets

Use our buying guide before you purchase Niner Bottom Brackets. Some features are necessary, while others may not be as important to you.:

Quality of the Unit

The product should be high-quality, durable, and last for more than one year. The best way to assess the quality is by reading reviews from other customers who have purchased and used the product.

Is the Unit Worth the Price Tag?

Price is not the only factor to consider while buying a product, but it’s an important one. You should compare how much you’re willing to spend on the item with what other sellers are offering similar products for. Keep in mind that cheaper isn’t always better – quality should also be taken into consideration.

If the price difference is significant, choose the more expensive option as it is likely to be of better quality and last longer than its cheaper counterparts.


Before you buy a product, always double-check that the model you want includes all of the features you desire! If you’re unsure about any of them, read reviews from customers who have used those specific features. This way, you can get an idea of whether or not they would be useful to YOU.


There are a lot of risks involved while buying products online. Sometimes, the product doesn’t reach you, or it comes in damaged condition. So make sure that the seller offers a guarantee on the product.

Customer Support

Last but not the least, make sure that customer support is available for you in case of any issues or queries regarding your purchased product. If there is no help desk support, then you can always go to forums and review sites to find answers to any doubts.

Frequently Asked Questions

1. What type of bottom bracket is best for a Niner bike?

The best type of bottom bracket for a Niner bike is a threaded bottom bracket, as this provides a secure connection and helps to reduce maintenance.

2. Are Niner bottom brackets compatible with other bicycle brands?

No, Niner bottom brackets are not compatible with other bicycle brands. Niner bottom brackets are designed to fit Niner frames specifically, so they will not fit other bicycle brands.

3. What are the advantages of using a Niner bottom bracket?

The advantages of using a Niner bottom bracket are that it provides a secure fit, is lightweight and corrosion-resistant, and is compatible with a wide range of cranksets. The design of the bottom bracket also reduces the risk of creaking and other noise-related issues. Additionally, it is easy to install and maintain.

4. How do I know if a Niner bottom bracket is the right size for my bike?

To determine if a Niner bottom bracket is the right size for your bike, you should first measure the inside diameter of the bottom bracket shell on your bike frame. Then, compare this measurement to the size of the Niner bottom bracket you are considering purchasing. If the measurements match, then the Niner bottom bracket should fit.

5. Are Niner bottom brackets designed to be durable and long lasting?

Yes, Niner bottom brackets are designed to be durable and long lasting. They are manufactured from high-quality materials and engineered to provide smooth and reliable performance for years.

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