10 Best 12 Speed Groupset Shimano In The Us - Black Friday 2024
SRAM GX Eagle Groupset - 175mm Boost Crankset, 32t, DUB, Trigger Shifter, Rear Derailleur, 12-Speed 10-52t Cassette and 12-Speed Chain
Main highlights- New 520% gear range to fit a variety of riders needs
- Includes: rear shifter, rear derailleur, crankset w/ chainring, 126 link chain, cassette, and chain gap gauge
- Engineered for durability and performance day after day
- Eagle technology represents the pinnacle of 1x performance while maintaining a budget friendly price
- Dub interface is where stiffness meets durability, with better integration between the crank, chainring, spindle and BB
- Curious about how we select the top products for you? Explore How It Works
SRAM GX Eagle Groupset - 170mm Crankset, 32t, DUB, Trigger Shifter, Rear Derailleur, 12-Speed 10-52t Cassette and 12-Speed Chain
Main highlights- The trigger shifter puts total control of your gear selection into the thumb of one hand
- The XG-1275 10-52t cassette offers expanded 520% gear range, and features SRAM's Full Pin technology, making it both lightweight and durable (Fits SRAM XD Driver body only)
- GX Eagle chain for smooth and efficient shifting
- DUB bottom bracket sold separately
SRAM NX Eagle Groupset: 175mm 32 Tooth DUB Boost Crank, Rear Derailleur, 11-50 12-Speed Cassette, Trigger Shifter, and Chain
Main highlights- Wide 11-50t gear range cassette is compatible with a splined driver body
- The NX derailleur has a been designed for performance and durability
- The NX crankset and X-Sync 2 chainring were engineered for complete chain control with each tooth shaped precisely to work with the chain’s inner and outer links
- The NX crankset and X-Sync 2 chainring was engineered for complete chain control with each tooth thickness precisely designed to work seamlessly with the chain inner and outer links
- Bottom bracket sold separately
Shimano XT CS-M8100 Cassette - 12-Speed, 10-51t, Silver/Black, Micro Spline
Main highlights- Includes: 1 lockring
- Freehub Type: Micro Spline
- Cog Sizes: [10-45t] 10, 12, 14, 16, 18, 21, 24, 28, 32, 36, 40, 45, [10-51t] 10, 12, 14, 16, 18, 21, 24, 28, 33, 39, 45, 51
- Cog Material: aluminum, steel
- Carrier Material: aluminum
SHIMANO 105 St-R7170 Di2 Shift/Hydraulic Brake Lever - 12-Speed Black, Right/Rear
Main highlights- Type: electronic
- Includes: shift/brake lever
- Crankset Compatibility: 12-speed Di2
- Compatible Components: 105 Di2 R7100 series, [brake caliper] BR-R7170, [brake hose kit] SM-BH90-J-SSR, SM-BH90-JK-SSR
- Claimed Weight: 7.5oz (212g)
Shimano XT CS-M8100 Cassette - 12-Speed, 10-45t, Silver/Black, Micro Spline
Main highlights- Includes: 1 lockring
- Freehub Type: Micro Spline
- Cog Sizes: [10-45t] 10, 12, 14, 16, 18, 21, 24, 28, 32, 36, 40, 45, [10-51t] 10, 12, 14, 16, 18, 21, 24, 28, 33, 39, 45, 51
- Cog Material: aluminum, steel
- Carrier Material: aluminum
SHIMANO GRX ST-RX820-R Shift/Brake Lever - Right, 12-Speed
Main highlights- Rear Der/Shifter Compatibility: Shimano Road
- Optimized for use with flared handlebars
- Includes Brake: No
- Gravel-specific lever body ergonomics and anti-slip lever coating provides greater control on mixed terrain
- 12-speed shifter with brake lever for use with GRX RX610 12-speed systems
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