XTR Bottom Bracket

Name: Thunder Mountain Bikes XTR Bottom Bracket - XTR Bottom Bracket
Brand: Thunder Mountain Bikes
SKU: 42162539954411
Price: 39.87 USD
Availability: InStock
Rating: 5 (1 reviews)

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$39.87$52.00

23% off

Quantity

Color

Black

Quantity

New seal construction ensures smoother rotation and better sealing for reduced maintenance
Compatible with Shimano Hollowtech II and BSA systems for versatile installation
Available in threaded and press fit options to suit different bike builds
Durable aluminum and metal construction withstands demanding mountain and road use

Summarized by Shop

5.0

1 rating

Great stuff

Nailed it. Everything a customer could ask for from a bike shop.

Patrick · April 27, 2022

Returns accepted within 60 days

Exclusions may apply. See full policy

Thunder Mountain Bikes

4.9 (3.5K)

Product description loading

This is the product description text that will appear here.

XTR 12S 28T mountain bike cassette gear for trail riding performance

16% off

Thunder Mountain Bikes

XTR SM-CRM96 Chainring

$126.00$150.00

28% off

Thunder Mountain Bikes

XTR SM-CRM95 Chainring

$129.45$180.00

25% off

Thunder Mountain Bikes

XTR CS-M9101 Cassette

(11)

$369.97$495.00

Shimano TL-FC41 bottom bracket tool for mountain bike maintenance, made in Japan

16% off

Thunder Mountain Bikes

TL-FC41 Direct Mount Chainring Lockring Tool

(2)

$24.36$29.00

OneUp Components US

4.8

(8.1K)

20% off

Sprockets Cycles

Shimano SM-BB71 MTB Press Fit Bottom Bracket for 92 / 89.5mm

£26.39£32.99

Fox 34 Factory mountain bike suspension fork with gold accents for trail riding

Thunder Mountain Bikes

2026 34 SL Factory Fork

(1)

$1,149.00

FOX 4 WT synthetic suspension fluid for high performance mountain bike suspension systems

Thunder Mountain Bikes

4wt Suspension Oil - 1 liter

$32.00

16% off

Thunder Mountain Bikes

Universal Derailleur Hanger (UDH)

(11)

$16.80$20.00

16% off

Thunder Mountain Bikes

Professional Disc Brake Bleed Kit

$67.20$80.00

16% off

Thunder Mountain Bikes

Deore XT SL-M8100 Shift Lever

(10)

$63.00$75.00

TRP Cycling

4.8

(413)

TRP 4-piston resin disc brake pads for quiet operation and excellent modulation

TRP R220 large disc brake rotor 220mm for extreme mountain bike and e-bike braking applications

16% off

Thunder Mountain Bikes

XTR SM-CN910-12 Quick Link - 2 Pack

(7)

$15.12$18.00

9% off

Thunder Mountain Bikes

Minion DHF Tire

(10)

$53.00$58.00

Shimano Deore XT mountain bike brake levers and calipers with brake fluid and pads

Thunder Mountain Bikes

Deore XT BR-M8220 Brake Upgrade Kit

(5)

$530.00

Shimano XTR mountain bike crankset with 30T chainring, black and silver design

Thunder Mountain Bikes

XTR M9200 / M9220 Crank Arms

$310.00

33% off

OmcGear

Shimano BB-UN300 Bottom Bracket

$11.99$18.00

Wolf Tooth Components

4.9

(924)

3,5,10,15mm Kit / Black Precision Headset Spacers

Aluminum - 4 pcs. / Olive Water Bottle Cage Bolts

24% off

Thunder Mountain Bikes

Rekon Tire

(3)

$69.00$91.00

Shimano Deore XT mountain bike crankset with chainrings, black finish, 170mm arms

Thunder Mountain Bikes

Deore XT M8200 Crank Arms

(2)

$190.00

CycleGears

Shimano Dura-Ace SM-BB-R9100 Bottom Bracket

$29.00

16% off

Thunder Mountain Bikes

Deore XT BR-M8120 Disc Brake - 4 Piston

(4)

$222.60$265.00

16% off

Thunder Mountain Bikes

HS2 6-Bolt Disc Brake Rotor (2.0mm)

(12)

$50.40$60.00

Shimano BB-MT801 sealed cartridge bottom bracket for mountain bikes

16% off

Thunder Mountain Bikes

Deore XT Bottom Bracket

(11)

$36.96$44.00

Prickly Motorsports

4.9

(5.6K)

16% off

Thunder Mountain Bikes

Deore XT RD-M8100 Rear Derailleur

(12)

$121.80$145.00

3% off

CCACHE

Shimano BB-R9100 Threaded Bottom Bracket

(2)

$29.00$30.00

Shimano XTR mountain bike hydraulic disc brake caliper and lever set for trail riding performance

Thunder Mountain Bikes

XTR M9200 Trail 2-Piston Disc Brake Set

(1)

$305.00

16% off

Thunder Mountain Bikes

GX Eagle XG-1275 Cassette

(8)

$214.20$255.00

16% off

Thunder Mountain Bikes

SLX RD-M7100 Rear Derailleur

(9)

$79.80$95.00

The Lost Co.

4.9

(1.4K)

Enduro MAX Bearings - The Lost Co. - Enduro - 3802LLUMAXBO - 810191011675 - 3802 -

Fox Shock Mounting Hardware - The Lost Co. - Fox Racing Shox - 803-03-256 - 0821973390277 - m6x19 -

RockShox Rear Shock Mounting Hardware - The Lost Co. - RockShox - 11.4118.091.602 - 710845867736 - m6x19 -

SRAM HS2 Disc Brake Rotor 6-Bolt - The Lost Co. - SRAM - 00.5018.176.000 - 710845862328 - 160mm -

Shimano SM-BB71 MTB Press Fit Bottom Bracket 92 or 89.5mm

60% off

Biketart

SM-BB71 MTB Press Fit Bottom Bracket 92 or 89.5mm

(1)

£13.95£34.99

15% off

Thunder Mountain Bikes

Deore XT Crank Arms

(24)

$157.25$185.00

17% off

Thunder Mountain Bikes

SLX M7100 (SM-CRM75) Chainring

(4)

$34.81$42.00

16% off

Thunder Mountain Bikes

SLX Crank Arms

(19)

$109.20$130.00

Grava Adventure Corporation

Shimano Deore XT BB-MT801 English Bottom Bracket - English (BSA), 68/73mm

$44.00

PNW Components

4.9

(776)

16% off

Thunder Mountain Bikes

Disc Brake Adapter (SRAM)

(15)

$25.20$30.00

Shimano Japan TL-FC16 crank bolt cover for mountain bike components

16% off

Thunder Mountain Bikes

Crank Arm Installation Tool

(1)

$3.36$4.00

Thunder Mountain Bikes

V3 Dropper Remote Clamp

(3)

$14.99

The Bike Shop

BB-MT800 BSA Bottom Bracket

CA$49.99

Contender Bicycles

Shimano BB-MT801 Bottom Bracket BSA Threaded

$44.00

Shimano Deore XT rear derailleur with battery and shifter for mountain bike gear systems

Thunder Mountain Bikes

Deore XT DI2 M8250 Upgrade Kit

(2)

$860.00

Race Face

4.7

(1.1K)

12% off

Thunder Mountain Bikes

Deore BL-M6100 Disc Brake Lever

(56)

$26.40$30.00

Mountain bike cassette with multiple gears for trail riding and bike upgrades

Thunder Mountain Bikes

XTR M9200 Cassette

$500.00

Backyard golf training

Practice nets, hitting mats, and putting mats.

24% off

Thunder Mountain Bikes

XTR SL-M9100 Shift Lever

(1)

$124.87$165.00

16% off

Thunder Mountain Bikes

XTR RT-MT905 Disc Brake Rotor

(16)

$84.00$100.00

Shimano mountain bike disc brake rotor with sleek design and ventilation slots

Thunder Mountain Bikes

Deore XT RT-CL800 CenterLock Disc Brake Rotor

(1)

$70.00

Gremlins Bicycle Emporium

Shimano BB-MT501

$27.00

16% off

Thunder Mountain Bikes

XTR BL-M9120 Disc Brake Lever

(9)

$109.20$130.00

30% off

Thunder Mountain Bikes

Eagle PowerLock Chain Link

(11)

$3.49$4.99

Better Bolts

4.9

(2K)

AMG Cyclery

Shimano XTR BB93 Hollowtech II English Bottom Bracket

$52.00

BRINK

Shimano BB-MT801 Bottom Bracket

$43.00

Shimano 28T mountain bike chainring for 12-speed drivetrains, black finish with precision teeth

16% off

Thunder Mountain Bikes

Deore XT SM-CRM86 Chainring

(4)

$61.32$73.00

11% off

Thunder Mountain Bikes

GX Eagle Rear Derailleur

(8)

$133.87$150.00

SRAM rainbow finish mountain bike cassette with multi-speed gears for trail riding

Thunder Mountain Bikes

S500 Eagle XG-1299 Cassette

$545.00

16% off

Thunder Mountain Bikes

SM-BH90-SBM Brake Hose Kit

(3)

$41.16$49.00

Thunder Mountain Bikes

XTR CN-M9100 (M9200) Chain - 12-Speed

(10)

$85.00

Shimano BB-MT801 Deore XT Bottom Bracket 68/73mm

5% off

99 Bikes

Shimano BB-MT801 Deore XT Bottom Bracket 68/73mm

A$38.00A$39.99

17% off

Thunder Mountain Bikes

Deore XT SM-CRM85 Chainring - 12-Speed

(8)

$66.21$80.00

Rock climbing essentials

Shoes, apparel, and chalk systems.

31% off

Miyar Adventures

Shimano BB-UN300 Bottom Bracket

$12.35$18.00

Thunder Mountain Bikes

Shimano Crank Arm Protector Boots

(11)

$12.00

Shimano XTR mountain bike brake lever and caliper set for high-performance trail riding

Thunder Mountain Bikes

XTR M9200 XC 2-Piston Disc Brake

$295.00

11% off

Thunder Mountain Bikes

GX Eagle Chain

(14)

$39.87$45.00

16% off

Thunder Mountain Bikes

XTR RD-M9100 Rear Derailleur

(3)

$277.20$330.00

Thunder Mountain Bikes

Megattack Grips

(12)

$27.99

Outbound Lighting

4.9

(5.6K)

Quick release handlebar mount for Outbound bike lights with its shim, side view

Action camera quick release mount adapter for Outbound bike lights, side view

Wide helmet mount base for bike helmet lights, top view showing the ribbed wings

Shimano ICE Technologies mountain bike disc brake rotor with vented design for trail riding performance

16% off

Thunder Mountain Bikes

Deore XT SM-RT86 Disc Brake Rotor

(19)

$50.40$60.00

Thunder Mountain Bikes

X01 Eagle Rear Derailleur

(12)

$235.00

Gold SRAM Eagle 12-speed mountain bike chain with quick link, ideal for trail riding and bike upgrades

Thunder Mountain Bikes

S500 Eagle Chain

$100.00

12% off

Thunder Mountain Bikes

Deore XT BR-M8120 Disc Brake Caliper

(5)

$127.93$145.00

Shimano XTR Di2 electronic rear derailleur with battery and shifter for mountain bikes

Thunder Mountain Bikes

XTR DI2 M9250 Upgrade Kit

$985.00

Tacoma Bike

Shimano BB-UN300 Bottom Bracket

$18.00

Black mountain bike bottom bracket tool for bike maintenance and repair

16% off

Thunder Mountain Bikes

TL-LR21 Cassette Tool

(1)

$32.76$39.00

Shimano mountain bike disc brake rotor with black spider and silver rotor, for trail riding performance

Thunder Mountain Bikes

XTR RT-CL900 CenterLock Disc Brake Rotor

(3)

$100.00

Shimano Bottom Bracket BBMT800 Press Fit 92/89.5mm

62% off

Biketart

Bottom Bracket BBMT800 Press Fit 92/89.5mm

(12)

£13.95£36.99

Post-workout recovery

Wraps, compression sleeves, and foam rollers.

Shimano XTR M9220 mountain bike hydraulic disc brake set with brake pads and low viscosity oil

Thunder Mountain Bikes

XTR BR-M9220 Brake Upgrade Kit

(1)

$670.00

Red MTX mountain bike brake pads with metallic backing, ideal for trail riding and bike maintenance.

Thunder Mountain Bikes

Red Label Race Brake Pads - SRAM Code, DB, Motive

(5)

$34.99

High-performance mountain bike cassette with 12-speed gear range, ideal for trail riding and bike upgrades.

Thunder Mountain Bikes

Deore XT M8200 Cassette

(5)

$195.00

Thunder Mountain Bikes

Deore XT CN-M8100 (M8200) Chain

(8)

$62.00

Shimano-Deore-XT-BB-MT800-MT801-Bottom-Bracket-Bottom-Bracket-BTBK1033-Bicycle-Bottom-Brackets

10% off

365 Cycles

Shimano Deore XT BB-MT801 BSA Bottom Bracket for MTB, 24mm Spindles

$44.00$48.95

29% off

Thunder Mountain Bikes

N04C-MF Disc Brake Pads - Metal/Composite

(32)

$39.99$56.00

Freedom Coast

4.9

(589)

16% off

Thunder Mountain Bikes

BB-MT501 Deore Threaded Bottom Bracket

(2)

$22.68$27.00

Red mountain bike chainring with aggressive teeth and lightweight design

Thunder Mountain Bikes

Shimano 12-Speed Oval Chainring

(1)

$93.95

XTR Bottom Bracket

Highlights

Description

Specifications

Reviews5.0(1)

Delivery & Returns

Thunder Mountain Bikes

You might also like

XTR SM-CRM96 Chainring

XTR SM-CRM95 Chainring

XTR CS-M9101 Cassette

TL-FC41 Direct Mount Chainring Lockring Tool

OneUp Components US

Shimano SM-BB71 MTB Press Fit Bottom Bracket for 92 / 89.5mm

2026 34 SL Factory Fork

4wt Suspension Oil - 1 liter

Universal Derailleur Hanger (UDH)

Professional Disc Brake Bleed Kit

Deore XT SL-M8100 Shift Lever

TRP Cycling

XTR SM-CN910-12 Quick Link - 2 Pack

Minion DHF Tire

Deore XT BR-M8220 Brake Upgrade Kit

XTR M9200 / M9220 Crank Arms

Shimano BB-UN300 Bottom Bracket

Wolf Tooth Components

Rekon Tire

Deore XT M8200 Crank Arms

Shimano Dura-Ace SM-BB-R9100 Bottom Bracket

Deore XT BR-M8120 Disc Brake - 4 Piston

HS2 6-Bolt Disc Brake Rotor (2.0mm)

Deore XT Bottom Bracket

Prickly Motorsports

Deore XT RD-M8100 Rear Derailleur

Shimano BB-R9100 Threaded Bottom Bracket

XTR M9200 Trail 2-Piston Disc Brake Set

GX Eagle XG-1275 Cassette

SLX RD-M7100 Rear Derailleur

The Lost Co.

SM-BB71 MTB Press Fit Bottom Bracket 92 or 89.5mm

Deore XT Crank Arms

SLX M7100 (SM-CRM75) Chainring

SLX Crank Arms

Shimano Deore XT BB-MT801 English Bottom Bracket - English (BSA), 68/73mm

PNW Components

Disc Brake Adapter (SRAM)

Crank Arm Installation Tool

V3 Dropper Remote Clamp

BB-MT800 BSA Bottom Bracket

Shimano BB-MT801 Bottom Bracket BSA Threaded

Deore XT DI2 M8250 Upgrade Kit

Race Face

Deore BL-M6100 Disc Brake Lever

XTR M9200 Cassette

XTR SL-M9100 Shift Lever

XTR RT-MT905 Disc Brake Rotor

Deore XT RT-CL800 CenterLock Disc Brake Rotor

Shimano BB-MT501

XTR BL-M9120 Disc Brake Lever

Eagle PowerLock Chain Link

Better Bolts

Shimano XTR BB93 Hollowtech II English Bottom Bracket

Shimano BB-MT801 Bottom Bracket

Deore XT SM-CRM86 Chainring

GX Eagle Rear Derailleur

S500 Eagle XG-1299 Cassette

SM-BH90-SBM Brake Hose Kit

XTR CN-M9100 (M9200) Chain - 12-Speed

Shimano BB-MT801 Deore XT Bottom Bracket 68/73mm

Deore XT SM-CRM85 Chainring - 12-Speed

Shimano BB-UN300 Bottom Bracket

Shimano Crank Arm Protector Boots

XTR M9200 XC 2-Piston Disc Brake

GX Eagle Chain

XTR RD-M9100 Rear Derailleur

Megattack Grips

Outbound Lighting

Deore XT SM-RT86 Disc Brake Rotor

X01 Eagle Rear Derailleur

S500 Eagle Chain