Shimano CUES FD-U4000 Front Derailleur - Side Swing | 2x9/10-speed - Direct Mount (D)

The Shimano CUES FD-U4000 front derailleur stands for undisturbed Trail enjoyment and offers mountain bikes with large wheels efficient performance. In doing so, the front derailleur for 2x10-speed and 2x9-speed drivetrain systems always stands out for its smooth and quiet shifting behavior, whether on the road or off-road. Compatible with a gear range of 40/26 or 36/22 teeth. The Side Swing front derailleur is available in different versions for direct mounting (FD-U4000-D), E-Type fixing (FD-U4000-E) or attachment via clamp (FD-U4000-M). With the corresponding adapter (available separately), the clamp diameter of the Mid Clamp version can be reduced from 34.9 to 31.8 mm. Exclusively compatible with the Shimano LinkGlide shifting system. Side Swing | Front derailleurs with Side Swing construction are characterized by smooth and efficient shifting behavior, which they owe to the horizontal movement that follows the direction of chain travel. In addition, Side Swing front derailleurs offer greater tire clearance as there are no joints behind the seat tube and the chainstay length can be reduced due to the design. Material: aluminum (painted), steel, stainless steel Compatibility: shift lever: SL-U8000, SL-U6000, SL-U4000 crankset: FC-U6000-2/2B, FC-U4000/U4010-2B (36-22), FC-U4000/U4010-2 (40-26 / 36-22) rear derailleur: RD-U6020-SGS (10-speed), RD-U4020-SGS, RD-U3020-SGS (9-speed) chain: CN-LG500, CN-HG901, CN-HG701, CN-HG601 (manufacturer recommendations, listing not final) Chain line: 48.8 / 51.8 mm