Drivetrain Components of 2025
Best Choice1
BoxBox Two Prime 9 Wide Single Shift Groupset Cycling Groupset 9 Speed 1x Drivetrain Shifter, Rear Derailleur, Freehub E-Bike Cassette, Chain | Box Components
Main highlights- SHIFTER: Experience flawless gear transitions with our Box Two Prime 9 Single Shift Bicycle Shifter. Equipped with the Box One Slick Coated Inner Cable, each swing delivers a swift and precise shift. Hinged and extruded clamp, 2 pc pull lever, and die-cast top shell for ultimate durability.
- REAR DERAILLEUR: Tame aggressive terrains with our Prime 9 Speed Derailleur. Tri-pack limited slip clutch, sealed bushings pulleys, and nylon composite knuckle ensure toughness. 3D forged linkages, forged inner and outer cage provide unmatched strength. Compatible with traditional derailleur hangers.
- INCLUDED COMPONENTS: Maximize your biking adventure with the Box Two Prime 9 Series - the complete powerhouse drivetrain. Included are Box Two Prime 9 Single Shift Shifter, Box Two Prime 9 X-Wide Rear Derailleur, Box Two Prime 9 12-50T E-Bike Cassette, Box Two Prime 9 126L Chain Nickel, and Box One Shift Cable & Housing Kit.
- CHAIN: Wrap your drivetrain in the armor of our Box Two Prime 9 126L Bicycle Chain Nickel. Nickel-plated for ultimate protection, with a nickel connecting link. Durable hardened solid pins, wide/narrow compatibility. Extra-long option available for long-wheelbase and cargo bikes.
- CASSETTE: Optimize your E-Bike performance with our Box Two Prime 9 Speed Cassette. E-Bike optimized 12-tooth cassette, steel stamped cogs, and lightweight alloy spiders for agility. Ultra-wide ratio with consistent progression and ED black protection for style.
9.8Exceptional
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Value for Money2
BoxBox Three 1x9 Prime 9 Multi-Shift Cycling Groupset Mountain Bike - Matte Black, 9 Speed 1x Drivetrain Shifter, Rear Derailleur, Freehub Bike Cassette, Chain | Box Components
Main highlights- SHIFTER: Crafted with a Stainless Steel Braided Cable for unparalleled durability, this Bicycle Shifter boasts a 2-Piece Pull Lever that effortlessly navigates up to 3 Gears Per Shift (Multi*). The Extruded Clamp and Resin Top Shell ensure a firm grip, making every gear change a seamless and reliable experience.
- REAR DERAILLEUR: Conquer light to medium terrains effortlessly with our versatile Prime 9 Speed Derailleur. Limited Slip Clutch ensures smooth performance, Bearing Pulleys reduce friction, and Nylon Composite Knuckle adds lightweight resilience. Direct Channel Cable Stay and Die Cast Linkages, compatible with Traditional Derailleur Hangers, make it the ultimate choice for versatile riders.
- INCLUDED COMPONENTS: Enhance your cycling game with the complete Box Three Prime 9 set. Multi Shift Shifter, X-Wide Rear Derailleur, Cassettes are accessible at 11-50T and 126 Link Chain Polished. Seamless gear changes, impeccable durability, and a polished finish for the ultimate cycling experience.
- CHAIN: Unlock your ride's potential with our All-Rounder Bicycle Chain. Boasting Polished & Treated Protection, it's not just a link, but a key to enduring performance. Durable Hardened Solid Pins, compatibility with Wide/Narrow Chainrings, and the included Connecting Link ensure reliability. Hit the road with confidence, effortless installation awaits.
- CASSETTE: Transform your cycling experience with our All-Rounder 9 Speed Cassette! Built with precision, the Steel Stamped Cogs and Spiders deliver an Ultra-Wide Ratio with Consistent Progression. The ED Black Protection ensures longevity, and compatibility with HG Freehub Bodies guarantees a seamless integration into your setup.
9.7Exceptional
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3
BWESOO14% OffRed Bike Bottom Bracket Crank Bicycle 8mm for Key Arm Screw Fixing Bolts Crank Aluminum Alloy Cycling Parts Crankset Bolts Bike Screw Square Taper Bottom Bracket Bolts Cranksets Drivetrain Components
Main highlights- SPECIFICATIONS: 8mm diameter bolts specifically engineered for bicycle drivetrain components
- MATERIAL: Premium aluminum alloy construction provides excellent durability while keeping weight minimal
- DESIGN: Red anodized finish adds style while protecting against corrosion and wear
- COMPATIBILITY: 8mm square taper bottom bracket crank bolts designed for bicycle crankset installation and maintenance
- APPLICATION: for securing bicycle crank arms to square taper bottom bracket spindles
9.6Exceptional
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4
BoxBox Four 8 Speed Compact Display Multi Shift Cycling Groupset with Rear Derailleur, Shifters, Cassette, Chain, Shift Housing Kit Components Mountain Bike Drivetrain Upgrade
Main highlights- REAR DERAILLEUR: Conquer light to medium terrains effortlessly with our versatile 8 Speed Derailleur. Limited Slip Clutch ensures smooth performance, Bearing Pulleys reduce friction, and Nylon Composite Knuckle adds lightweight resilience. Direct Channel Cable Stay and Die Cast Linkages, compatible with Traditional Bicycle Derailleur Hangers.
- INCLUDED COMPONENTS: Enhance your cycling game with the Complete Groupset Box Four 8 Speed Multi Shift Shifter, Wide Rear Derailleur, Cassettes are accessible at 11-42T and 116 Link Chain Natural. Seamless Bicycle Gear Shifter changes, impeccable durability, and a polished finish for the ultimate cycling experience.
- COMPACT DISPLAY SHIFTER: Crafted with a Stainless Steel Braided Cable for unparalleled durability, this Bicycle Shifter boasts a 2-Piece Pull Lever that effortlessly navigates up to 3 Gears Per Shift (Multi*). The Extruded Clamp and Resin Top Shell ensure a firm grip, making every gear change a seamless and reliable experience.
- CHAIN: Unlock your ride's potential with our 8 Speed Bike Chain. Featuring Polished & Treated Protection, it's more than just a link; it's the key to enduring performance. With Durable Hardened Solid Pins, Compatibility with Wide/Narrow 8s Specific, and the included Connecting Link, reliability is ensured.
- CASSETTE: Transform your cycling experience with our Enough 8 Speed Cassette! Crafted with precision, it features Steel Stamped Bike Cog Set and No Spiders, offering a Wide Ratio with Consistent Progression. The ED Black Protection ensures longevity, and compatibility with HG Freehub Bodies.
9.5Excellent
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5
Wolf Tooth14% OffSet of 5 Chainring Bolts+Nuts for Single-Ring (1X) Drivetrains
Main highlights- These single chainring optimized bolts have a 4 mm hex socket on the bolt and a 6 mm hex socket on the nut so no spanner is needed.
- These are 6 mm long so they work perfectly with any bolt on single chainring that does not have threaded standoffs.
- Precision Machined Chainring Bolts for Single-Ring Drivetrains
- 7075-T6 aluminum, Made in the USA
- 5 bolts and nuts weigh only 8 grams, size M8 x.75 x 5
9.4Excellent
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6
Tiiyee130 BCD Chainring, Aluminium Alloy Bicycle Chainring Bike Chain Wheel Crank Plates Accessories Repair Parts Single Disc Sprocket High Strength Chainrings Drivetrain Components for Road Mountain (50T)
Main highlights- [Make Your Bike More Stylish]: Fixie chainrings have fashionable appearance, cool to mount on your bicycle, bike chainrings is easier to clean than traditional chainring and single chainring will make your bicycle more beautiful overall
- [Keep Every Tooth in Place]: Narrow wide chainring is made of high-quality aluminum alloy, lightweight, high strength, and durable, the 130 bcd chainring increased the contact area with the chain greatly, so that each of the teeth can be fully inserted into the chain
- [Fit Road Bike]: High quality aluminum alloy, Anodized surface; The narrow-wide chainring has the characteristic of high axial strength, strong compatibility, and road aluminum alloy chainring and alloy ramped chainrings are suitable for mountain bike/road bike
- [Direct Replacement]: Round bcd chainring is easy to install, the bike sprocket is a perfect replacement for bike repair, increase the grasp force, make you no longer worried about the chain dropped, easy to pass through the bumpy road
- [Assorted Size]: 5 options for the sprocket you to choose from, 50T 52T 54T 56T 58T; BCD ultralight mountain bike crank has new narrow-wide teeth design increases alloy blade chainrings retention, wear life, and reduces friction and noise
9.3Excellent
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7
Wolf Tooth16% OffSet of 4 Chainring Bolts+Nuts for Single-Ring (1X) Drivetrains
Main highlights- These single chainring optimized bolts have a 4 mm hex socket on the bolt and a 6 mm hex socket on the nut so no spanner is needed.
- These are 6 mm long so they work perfectly with any bolt on single chainring that does not have threaded standoffs.
- Precision Machined Chainring Bolts for Single-Ring Drivetrains
- 7075-T6 aluminum, Made in the USA
- 4 bolts and nuts weigh only 8 grams, size M8 x.75 x 5
9.2Excellent
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8
TisstingTissting Bike Headset Bearing, 41-52mm OD Bicycle Drivetrain Components Bearings, Double Sealed Bearing Repair Parts for Mountain Bike,MTB(41.8mm)
Main highlights- Versatile Compatibility: Suitable for most full hidden, semi-hidden, and external bearing headsets on the market, our bike headset bearing is a perfect fit for mountain bikes, MTBs, and road bikes.Enjoy a seamless cycling experience with this essential accessory.
- Optimal Protection: Our bike headset bearing is equipped with a sealing ring that effectively keeps dust and water away, ensuring enhanced durability even in challenging riding conditions.Ride with confidence knowing your headset is well-protected.
- Great Material: The built-in grease in the slot of our bearing allows for frictionless rotation.Experience effortless and silent cycling with this lightweight and tapered steel ring, find the perfect fit for your bike's headset bearing.
- Great Bike Headset Bearing: Upgrade your bike's performance with our high-quality 41-52mm OD bicycle drivetrain components bearings. Made from durable bearing steel, these double-sealed repair parts ensure smooth rotation and long-lasting durability. Choose from 5 sizes (41mm, 41.8mm, 47mm, 49mm, and 52mm) for a perfect fit.
- Easy Replacement: Replace your old and worn-out headset with ease using our bike headset bearing. Its fine machining guarantees a sleek surface and perfect fit, ensuring optimal performance and stability.Upgrade your bike today and enjoy a smooth ride.
9.1Excellent
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9
Tbest9 Speed Groupset,Box Components Mountain Drivetrain Upgrade 11 to 40T Speed Cassette Crank Shift Lever Rear Derailleur Chain Set (36T Chainring)
Main highlights- Steel plate: The freewheel is made from high strength steel plate, hardened, tempered and hardened to be extremely robust.
- Rustproof: The is plated in multiple layers for and the drop gear design ensures smooth shifting.
- Multiple gear set: Includes 9-speed freewheel, hollow integrated crank, gear lever, rear derailleur, chain, tail hook and other accessories.
- DIy your bike: This set is for family or friends who like to ride, allowing them to DIY their own and improve performance.
- Aluminium cranks: The cranks are made from aluminium for strength, light weight, stylish looks, axial strength and wide compatibility.
8.8Very Good
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10
PNW ComponentsPNW Components Range Dropper Lever, Black, 22.2mm clamp w/ Matchmaker X Compatibility
Main highlights- Sleek cable routing and a petite sealed cartridge bearing make for a cockpit that’s tidy and weatherproof.
- Our signature silicone thumb pad is a tacky and soft button for those hot-button moments on the trail.
- Forged of durable and lightweight 6061 alloy the Range Lever is built to be banged around.
- A great value lever in a sleek compact package. The Range is a shifter style lever for use with 1x drivetrains, comes with a 22.2mm standard handlebar clamp and is MatchMaker X compatible right out of the box.
8.6Very Good
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