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Brand new, boxed shop stock. MTB press-fit unit for 89.5 or 92 mm shells with a 41 mm bore and compatible Shimano 24 mm cranks...

Brand new, boxed shop stock. Road press-fit unit for an 86.5 mm shell with a 41 mm bore and compatible Shimano 24 mm cranks...

Genuine Shimano SM-BTR1-A external lithium-ion battery for compatible Di2 electronic shifting systems. Rated 7.4 V, 500 mAh (3.7 Wh). Uses the Shimano SM-BCR1 charger and a compatible external battery mount. One battery per purchase. Charger and mount sold separately...

Connects compatible Shimano Di2 components to a Windows PC for diagnostics, settings and firmware updates through E-TUBE PROJECT Professional. This B3 version includes SD50 and SD300 PC link cables. Check Shimano’s compatibility chart for your components...

This Shimano Sora FC-R3000 compact road chainset has 170 mm crank arms and 50 and 34 tooth chainrings for a 2 × 9-speed drivetrain. The two-piece design uses a compatible outboard or press-fit road bottom bracket...

This Shimano Sora FC-R3030 two-piece road chainset is the 165 mm triple version with 50, 39 and 30 tooth chainrings for a 3 × 9-speed drivetrain. Match the front derailleur and shifter to a road triple setup...

Braze-on front derailleur for a compatible Shimano Sora 2×9 road drivetrain. Check that your frame has a braze-on tab or suitable adapter and that the front shifter matches...

This Shimano Tiagra FC-4700 two-piece road chainset has 170 mm crank arms and 52 and 36 tooth chainrings for a 2 × 10-speed drivetrain. Check the matching Tiagra double front derailleur and bottom bracket for your frame...

This Shimano Tiagra FC-4700 two-piece compact road chainset has 172.5 mm crank arms and 50 and 34 tooth chainrings for a 2 × 10-speed drivetrain. The 34 tooth inner ring gives a lower climbing gear than the 36 tooth version with the same cassette...

Medium-cage Tiagra 4700 rear derailleur for compatible 10-speed road drivetrains. Shimano specifies up to a 34T low sprocket with a double and 32T with a triple. Check total capacity before ordering...

Short-cage Tiagra 4700 rear derailleur for compatible 10-speed road drivetrains. Designed for a largest sprocket up to 28T. Check shifter compatibility and total chain capacity...

Left and right Shimano Tiagra Rapidfire Plus shifters for a compatible 4700-series two-by-ten flat-bar road drivetrain. Match the rear derailleur to the Tiagra 4700 cable-pull system...