SHIMANO SM-BB91-42 Press Bottom Bracket Cups Mtb Hg

( Brand: Shimano ), ( Manufacturer Part Number: SM-BB91-42 ), ( Part Type: Bottom Bracket Cup ), ( Set Includes: Bottom Bracket ), ( Bottom Bracket Shell Type: Bb92 ), ( Spindle Type: Hollowtech Ii ), ( Shell Width: 92 Mm ), ( Material: Steel ), ( Color: Black ), ( Compatible Bike Type: Mountain Bike )

Review SHIMANO Press Fit Bottom Bracket Cups Mtb Hg Japan Parts Pair

Shimano SM-BB91-42 Press Fit Bottom Bracket Cups for MTB HG - Superior Performance and Durability

Experience the precision and longevity of the Shimano SM-BB91-42 Press Fit Bottom Bracket Cups, expertly engineered for mountain bikes equipped with HG drivetrains. These bottom bracket cups are an essential component in maintaining a smooth and efficient ride, ensuring your bicycle continues to perform at its best.

Manufactured by the renowned Shimano brand, these SM-BB91-42 cups are meticulously designed to provide optimal power transfer and durability. The press fit design guarantees a snug and secure fit, minimizing unwanted play and promoting a more responsive ride.

Crafted from high-quality materials, these bottom bracket cups offer exceptional strength and resistance to wear and tear. Their durable construction ensures they can withstand the rigors of mountain biking, even under intense pedaling and challenging terrain.

The SM-BB91-42 cups are specifically designed for use with Shimano's HG (HyperGlide) drivetrains, ensuring seamless compatibility and optimal performance. The cups feature a sleek, minimalist design that blends effortlessly with the aesthetics of any mountain bike.

With easy installation and maintenance, these bottom bracket cups are an excellent choice for cyclists seeking the perfect blend of performance, durability, and reliability. Upgrade your mountain bike with the Shimano SM-BB91-42 Press Fit Bottom Bracket Cups and enjoy a smoother, more efficient ride on your adventures.

Product: Shimano SM-BB91-42 Press Bottom Bracket Cups MTB HG

1. High-quality components from a renowned brand, Shimano, known for its durability and performance.

2. Compatible with multiple types of Shimano cranksets, ensuring versatility.

3. Press-fit design for easy installation and removal, reducing the need for specific tools.

4. Sealed bearings to protect against dirt and debris, ensuring longevity and smooth operation.

1. Slightly more expensive compared to some other bottom bracket options.

2. May require a press tool for installation, which is not included in the purchase. However, these tools are relatively inexpensive and widely available.

3. Some customers have reported issues with the cups not seating properly, but this seems to be a rare occurrence.

The Shimano SM-BB91-42 Press Bottom Bracket Cups MTB HG offers high-quality components, compatibility with various cranksets, and a press-fit design for easy installation. While it is slightly more expensive and may require a press tool for installation, the benefits often outweigh these drawbacks for many cyclists.

If you value quality, compatibility, and ease of installation, and are willing to invest in a high-performance bottom bracket, the Shimano SM-BB91-42 Press Bottom Bracket Cups MTB HG is a solid choice. However, if you are on a tight budget, you may want to consider alternative options or wait for a sale. Always ensure that the specific crankset you have is compatible with these bottom bracket cups before making a purchase.

Details:

Approximate weight from scale photo: 55 grams for the pair in bag. Shimano SM-BB91-42 Press Fit Bottom Bracket Cups MTB HG Japan Parts Pair Brand: model: press-fit bottom bracket cups marked. Includes a matching pair of press-fit cups only, no spacers, seals, or other hardware. No cracks or structural damage visible.

Bearings remain in cups but are not tested for performance. Color: Black; material marking on cups reads PA GF composite.

part #: smbb9142 prices

• $6.29-$18.25

specifications ribicycl:

• brand: Shimano
• mpn: Sm-bb91-42
• part type: Bottom Bracket Cup
• set includes: Bottom Bracket
• bottom bracket shell type: Bb92
• spindle type: Hollowtech Ii
• shell width: 92 Mm
• material: Steel
• color: Black
• compatible bike type: Mountain Bike

payments ribicycl:

• wallet: Apple-pay
• other
• credit card: Visa

seller ribicycl:

• city: Neenah, Wisconsin
• rating: 100.0%
• # reviews: 28649

general ribicycl:

• Cycling > Bicycle Components Parts > Bottom Brackets
• condition: Used

offer ribicycl:

• quantity: 1
• started: December 14, 2025
• sold: 0
• options: Ship-to-home
• best offers: True
• availability: In Stock

shipping ribicycl:

• cost: $5.95
• class: Standard, Expedited
• transit: 3-6 Days
• type: Fixed
• service: Standard, Expedited

returns ribicycl:

• policy: Returns Accepted
• time: 60 Days
• paid by: Seller
• method: Money back

Shimano SM-BB91-42 Is Similar To:

• 00.2418.052.004 Sram Nx Cassette Mtb For Gx Shimano New 710845782961 (14.3% similar) Brand new in box. Scram pg cassette...(September 4th, 2018)
• 144090 Shimano Small Parts Kit 689228272873 (33% similar) Shimano SG-8S31 Aline nexus small parts kit...(December 10th, 2018)
• 149319 Shimano Bike Pedals Pair Spd Cleats Adjustable Settings 689228692596 (27.2% similar) If for any reason you wish to return the item, must asap after receive item. If available OR2. However, due to high demand and or limited quantities, some items may have sold out before the listing ends time of purchase. Includes one pair of two-bolt sped cleats. Unless the item was delivered ...(June 7th, 2018)
• 2309-313 Shimano Bb-es300 Octalink Bottom (37.2% similar) Should function like new as this has never been used on a bike...(February 3rd, 2018)
• 2309-321 Shimano Octalink Bottom Bracket With Fixing Bolts (47.7% similar) I think this came from a non-series Shimano crank, but it will work with several crank arm model's. This is for an octal ink v2 interface bb with spindle length of 113MM and bottom bracket width 73MM. I'm listing this as used, but it was a takeoff from set of cranks I swapped over several years ...(November 3rd, 2018)
• 36bs98030 36bs98040 Shimano Ultegra Sti Shifter Name Face Plate Cover Pair Left (34.4% similar) This is a right and left pair of ultra shift lever front cover pieces for non-flight deck model's that are gone to history extremely hard find...(August 14th, 2018)
• 41420 Sunlite Pedal Cleats Pro Mtb Shimano Spd Single 072774414208 (17.4% similar) Fits most shoes for clip less sped compatible single release info size: spattering...(November 10th, 2018)
• 641-4j Jagwire Mountain Pro Series Mtb Disc Brake Pads Fits Shimano (10.1% similar) Jag wire mountain pro series semi-metallic mtb disc brake pads fits Shimano M98550 lighter brand NEW1 pair...(December 31st, 2018)
• 689228325715 Shimano New Slx Rear Trigger Shifter Mtb Speed (29% similar) Buyers are expected to pay all such fees...(December 4th, 2018)
• Abblp28i13 Shimano Bottom Bracket Square Taper Black (46.8% similar) People ride bikes for a variety of reasons. Mountain time. Mountain time. For any other reason: you can return the product reason, as long it is in original condition when was purchased, with packaging. You see, we love to ride bikes too, and think that everyone should with us. Shimano parts take ...(June 23rd, 2018)
• Bb-5500 Shimano Octalink Bottom Bracket (43.2% similar) If you are looking to sell your bike, components, or accessories, we here help. Fast-forward 11 years to today and we present you, the pros closet. Domestic shipping prices are for the continental 48 states. Minus his bike and bus, nick sold everything...(September 22nd, 2017)