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Bottom Brackets

$8.99
Dimension American bottom bracket for one-piece cranks.
- Include cups, bearings and cones
- 24 tpi

$12.99
Race Face Cinch Bottom Bracket Spacer Kit
• 30mm diameter spacers needed for correct installation of Cinch 190mm spindle in 132mm BB shell of Surly Ice Cream Truck and Salsa Blackborow.

$13.99
BB-UN26 cartridge bottom bracket.
- Smooth rotation
- Square taper spindle
- Sealed cartridge bearing assembly

$18.99
Shimano BB-ES300 Octalink V2 Bottom Brackets
- Fits Shimano Octalink V2 Spline Cranksets
- Crankarm fixing bolts not included

$19.99 - $164.99
- Enables the use of a MegaExo (24mm spindle) crankset on a BB90 (Trek Madone) frame
- Choose MegaExo carbon (ceramic bearings with red-anodized aluminum shields) or alloy (stainless steel bearings with black plastic shields)

$21.00 - $28.00
Chris King's Bottom Bracket Conversion Kits make sure that you can match up your frame with your cranks, all while enjoying the super smooth performance of King's in-house stainless steel bearings. These adapters are compatible with frames that feature a Press Fit 30 bottom bracket.

$23.99
Shimano's BB-UN55 Square Spindle Bottom Brackets are the unofficial standard for English-threaded cartridge bottom brackets. Quality, value, and durability come together to keep you cranking for many, many miles.
- Fits JIS Square-Taper Cranksets
- Hollow spindle
- Crankarm fixing bolts not included

$23.99 - $28.99
Shimano's Ultegra bottom bracket uses Pro Tour-proven technology for lighter weight and super smooth spinning, while still maintaining the same level of durability and stiffness. It's available in English, Italian, or Press Fit models.

$24.99
Running a conventional threaded bottom bracket on your BB30 or PF30 frame doesn't have to be complicated. This press-fit adapter from FSA goes in snug and opens up a lot of crankset possibilities for your BB30/PF30 frame.
- Aluminum
- Allows conventional threaded bottom brackets to be installed in a BB30 or PF30 frame
- Install with headset press (not included) and green Loctite (included)

$25.00
TruVativ Power Spline Bottom Bracket fits proprietary powerspline design popular as OE spec with many moderate-price TruVativ cranks.
• Proprietary spline design popular as OE spec with many moderate-price TruVativ cranks
• Crank bolts are included

$25.99
• Lightweight seal structure removes grams
• Durable anodized finish
• Includes left and right hand cups, spacers, inner cover, and inner o-rings
• Easy installation with TL-FC25 tool
• Compatible with 24mm crank spindles
• English, threaded: 68/73mm bottom bracket
• Pressfit: BB86/92 bottom brackets

$34.99 - $40.99
Pressfit Model:
• For use on BB86/92 bottom bracket shells
• Compatible with 24mm spindle Hollowtech II cranksets
• BB Shell Width (mm): 92 mm
• BB/Frame Interface: BB86 , BB92
• Bottom Bracket Shell I.D.: 41
• Defined Color: Black
• Spindle Interface Type: Shimano Hollowtech II
Threaded Model:
• Includes 3 x 2.5mm spacers
• Includes TL-FC24 adapter tool
• Reduced size for light weight
• New seal construction for smoother rotation
• Requires TL-FC34 or included TL-FC24 adaptor for installation & removal
• BB Shell Width (mm): 68 mm
• BB/Frame Interface: English
• Defined Color: Black
• Spindle Interface Type: Shimano Hollowtech II
• Weight: 77 g

$37.00
This FSA MegaExo bottom bracket is for use MTB MegaExo cranksets with 24mm spindles.
- Sealed bearings
- Die-cast then CNC machined alloy bearing cups
- Composite Di2-compatible adjustable center sleeve

$38.00
Get more distance out of every pedal stroke with SRAM's BB30 Bottom Bracket Assembly. It features sealed bearings for a smooth pedal stroke and impressive reliability. Plus, it presses directly into your frame's BB30 bottom bracket shell for reduced weight and increased longevity.

$38.00
The new SRAM DUB bottom bracket series has a simple job—connect your crankarms and protect the smooth, long-lasting application of power to your drivetrain. To allow that singular focus, we’ve engineered the DUB spindle to be the one true unifying component. One oversized spindle to work across every bottom bracket standard. For better crankarm compatibility. For better protection from the elements. For longer-lasting performance. To be stronger, smoother, simpler. Now, back to the ride.
- One oversized spindle to work across every bottom bracket standard
- Gutter Seal Technology™ drastically improves sealing against the elements
- Significantly lighter than GXP system
- Gutter Seal Technology™
- Sealed cartridge bearings
- ISO 4210 compliant. See Declaration of Conformity for details.
- BB-frame interface English/BSA 73mm
- Crank-BB interface DUB
- Bearing type Standard
- Spindle diameter DUB
- Cup material Aluminum

$38.00 - $50.00
The SRAM DUB bottom bracket series has a simple job— to connect crankarms and protect the smooth, long-lasting application of power to the drivetrain. SRAM engineered the oversized DUB spindle to work across every bottom bracket standard, simplifying crankarm compatibility.
- Gutter Seal Technology drastically improves sealing against the elements
- Sealed cartridge bearings
- One oversized spindle to work across every bottom bracket standard
- Significantly lighter than GXP system

$38.00
The SRAM DUB bottom bracket series has a simple job— to connect crankarms and protect the smooth, long-lasting application of power to the drivetrain. SRAM engineered the oversized DUB spindle to work across every bottom bracket standard, simplifying crankarm compatibility.
- Gutter Seal Technology drastically improves sealing against the elements
- Sealed cartridge bearings
- One oversized spindle to work across every bottom bracket standard
- Significantly lighter than GXP system

$38.00
Get the most out of SRAM's high-tech cranksets with the GXP Team Bottom Bracket. Built to last, this super-smooth bottom bracket lets your SRAM GXP crankset (sold separately) spin effortlessly without weighing you down.

$38.00
Get the most out of SRAM's high-tech cranksets with the GXP XR Bottom Bracket. Built to last, this super-smooth bottom bracket lets your SRAM GXP crankset (sold separately) spin effortlessly without weighing you down. This GXP bottom bracket matches SRAM's tandem cranks.
- Spindle Interface Type: TruVativ GXP

$38.00
Get the most out of SRAM's high-tech cranksets with the GXP Team Bottom Bracket. Built to last, this super-smooth bottom bracket lets your SRAM GXP crankset (sold separately) spin effortlessly without weighing you down. This GXP100 bottom bracket matches SRAM's Fat Bike cranks.

$39.99
Shimano BB-ES51 Octalink V2 Bottom Brackets
- Fits Shimano Octalink V2 Spline Cranksets
- Crankarm fixing bolts not included

$39.99
Shimano Dura-Ace BB92, BB9000 Hollowtech II Bottom Brackets
- Bottom Bracket Shell I.D.: 1.37"
- Defined Color: Black
- Weight: 65 g
- Spindle Interface Type: Shimano Hollowtech II

$40.99
There's precious little that's better than a fresh bottom bracket. This complete FSA BB30 Bottom Bracket contains 2 stainless steel bearings, 2 C-Clips, 2 dust covers, and 1 adjustment washer.

$43.00
The new SRAM DUB bottom bracket series has a simple job—connect your crankarms and protect the smooth, long-lasting application of power to your drivetrain. To allow that singular focus, we’ve engineered the DUB spindle to be the one true unifying component. One oversized spindle to work across every bottom bracket standard. For better crankarm compatibility. For better protection from the elements. For longer-lasting performance. To be stronger, smoother, simpler. Now, back to the ride.
- One oversized spindle to work across every bottom bracket standard.
- Significantly lighter than PFGXP system
- Easier installation by allowing you to press the bearing cups into the frame
- Easy installation
- Two fully sealed cartridge bearings
- ISO 4210 compliant. See Declaration of Conformity for details.
- BB-frame interface PressFit (MTB: 89/92mm)
- Crank-BB interface DUB
- Bearing type Standard
- Spindle diameter DUB
- Cup material Steel

$43.00
The new SRAM DUB bottom bracket series has a simple job—connect your crankarms and protect the smooth, long-lasting application of power to your drivetrain. To allow that singular focus, we’ve engineered the DUB spindle to be the one true unifying component. One oversized spindle to work across every bottom bracket standard. For better crankarm compatibility. For better protection from the elements. For longer-lasting performance. To be stronger, smoother, simpler. Now, back to the ride.
- One oversized spindle to work across every bottom bracket standard.
- Significantly lighter than PFGXP system
- Easier installation by allowing you to press the bearing cups into the frame
- Easy installation
- Two fully sealed cartridge bearings
- ISO 4210 compliant. See Declaration of Conformity for details.
- BB-frame interface PressFit (Road: 86.5mm)
- Crank-BB interface DUB
- Bearing type Standard
- Spindle diameter DUB
- Cup material Steel
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