We are trying to satisfy 100% of our customers
Our bikes are 100% safe and eco-friendly
✕
biker4-shop-icon3

Derailleur (Rear)

julio 22, 2026

SHIMANO DEORE M6100 Rear Derailleur 12 Speed SGS Long Cage For MTB Bike Bicycle

RD-M6100-SGS Rear Derailleur Brand:Shimano Model:RD-M6100-SGS Series:DEORE M6100 Speed:1x12 speed Total capacity: 41T Low sprocket|Max.:51T Low sprocket|Min.:51T Top sprocket|Max.:10T Top sprocket|Min.:10T Fluoric coated link bushings:7 Pulley|Teeth:13T Pulley|Sunken type pulley screw:✔ B-axle|Hollow axle:✔ 1x12-speed SHIMANO SHADOW RD+ rear derailleur Fast and precise shifting for modern mountain biking Silent drivetrain in all gear positions Stable drivetrain in rough terrain Note: 100% authentic, without the original box .
julio 22, 2026

Shimano Deore SLX XT M4120 M5120 M6100 M7100 M8100 10-12 Speed Rear Derailleur

NO ORIGINAL BOX!!! RD-M4120-SGS SHIMANO DEORE - Rear Derailleur - SHIMANO SHADOW RD - 2x10/11-speed Using a low profile SHIMANO SHADOW RD design, the SHIMANO DEORE M4120 derailleur is perfect for 2x10 and 2x11-speed MTB riding. For 2X11 and 2x10-speed Low-profile design avoids damage from rocks RD-M5120-SGS SHIMANO DEORE - Rear Derailleur - SHIMANO SHADOW RD+ - 2x11, 1x10, 2x10-speed Utilizing the SHIMANO SHADOW RD+ design, the SHIMANO DEORE M5120 rear derailleur delivers consistent MTB shifting performance over rough terrain. The low profile design avoids damage from rocks whiles SHIMANO's chain stabilizing technology reduces chain drop and makes for a quiet drivetrain in all gear positions. Stable drivetrain on the trail Low-profile design avoids damage from rocks Chain stabilizer reduces chain drop, slap and noise Silent drivetrain in all gear positions Decreased rear derailleur and chain tension in low gear Max. low sprocket 42T (2x11/10-speed), 46T (1x10-speed) RD-M5100-SGS SHIMANO DEORE - Rear Derailleur - SHIMANO SHADOW RD+ - 1x11-speed Utilizing the SHIMANO SHADOW RD+ design, the SHIMANO DEORE M5100 rear derailleur delivers consistent MTB shifting performance over rough terrain. The low profile design avoids damage from rocks whiles SHIMANO's chain stabilizing technology reduces chain drop and makes for a quiet drivetrain in all gear positions. 1x11-speed SHIMANO SHADOW RD+ rear derailleur Stable drivetrain on the trail Low-profile design avoids damage from rocks Chain stabilizer reduces chain drop, slap and noise Silent drivetrain in all gear positions Decreased rear derailleur and chain tension in low gear Bigger 13T pulley RD-M6100-SGS SHIMANO DEORE - Rear Derailleur - SHIMANO SHADOW RD+ - 1x12-speed Theall-new SHIMANO DEORE M6100 rear derailleurs deliver advanced shiftingperformance with decreased tension in the low gear position. Larger 13Tpulleys increase efficiency and chain management while compatibilitywith SHIMANO's new 12-speed cassettes boosts range. 1x12-speed SHIMANO SHADOW RD+ rear derailleur Fast and precise shifting for modern mountain biking Silent drivetrain in all gear positions Decreased rear derailleur and chain tension in low gear Bigger 13T pulley Stable drivetrain in rough terrain Low-profile design avoids damage from rocks Chain stabilizer reduces chain drop, slap and noise RD-M7100-SGS SLX - Rear Derailleur - SHIMANO SHADOW RD+ - 1x12-speed TheSLX M7100 series of derailleurs deliver advanced shifting performancewith decreased tension in the low gear position and an added bumper onthe pulley cage. Larger 13T pulleys increase efficiency and chainmanagement while compatibility with SHIMANO's new 12-speed cassettesboosts range. Advanced shifting performance provides the confidence to enjoy any trail Fast and shockless shifting HYPERGLIDE+ Extra wide range 12-speed drivetrain -10-51T (12-speed) Silent drivetrain in all gear positions Decreased rear derailleur and chain tension in low gear Bumper structure at rear derailleur pulley cage reduces impact shock by absorbing chain impact on aggressive terrain Bigger 13T pulley Stable drivetrain on rough terrain Low-profile design SHIMANO SHADOW RD+ RD-M8100-SGS SHIMANO DEORE XT - Rear Derailleur - SHIMANO SHADOW RD+ - 1x12-speed Theall-new SHIMANO DEORE XT M8100 series of derailleurs brings a new levelof drivetrain silence thank to decreased tension in the low gearposition and an added bumper on the pulley cage. Larger 13T pulleysincrease efficiency and chain management while compatibility withSHIMANO's new 12-speed cassettes boosts range. Fast and precise shifting performance optimized to take on any trail Faster and shockless shifting HYPERGLIDE+ Wide range 12-speed drivetrain with low sprocket combination -10-51T Silent drivetrain in all gear positions Decreased rear derailleur and chain tension in low gear New bumper added to rear derailleur pulley cage Bump Stopper Bigger 13T pulley Stable drivetrain on rough terrain Low-profile design SHIMANO SHADOW RD+
julio 22, 2026

SRAM Force eTap AXS D1 Rear Derailleur – 12-Speed, Max 33T

The SRAM Force eTap AXS D1 Rear Derailleur is a high-quality component designed for 12-speed cycling systems. With a maximum of 33 teeth capacity, this rear derailleur features a medium cage length, making it suitable for a wide range of gear sizes. The sleek black color and bolt-on mounting type ensure a seamless integration with your bike, providing precise and reliable gear shifting performance. Designed by the trusted brand SRAM, this rear derailleur is a top choice for cyclists seeking precision and durability in their cycling experience.
julio 22, 2026

11 Speed Shimano Ultegra RD-6800 Short Cage Rear Derailleur New In Box

The Shimano Ultegra RD-6800 short cage rear derailleur is a high-quality aluminum component designed for road bikes with 11 speeds. It features a sleek gray color and is compatible with Shimano brand bikes. This derailleur set includes the necessary rear derailleur and is lightweight, weighing between 100-199 grams. With its bolt-on mounting type and short cage derailleur cage length, this Shimano Ultegra rear derailleur is a reliable and efficient choice for cyclists looking to upgrade their bike's performance on the road. 12220255 in r10
julio 22, 2026

Shimano Deore RD-M5100-SGS Shadow RD+ Rear Derailleur – long – 1×11-speed

Shimano Deore RD-M5100-SGS Shadow RD+ Rear Derailleur - long - 1x11-speed Shimano Deore RD-M5100-SGS Shadow RD+ rear derailleurThanks to its Shadow RD+ design, the Shimano Deore RD-M5100-SGS rear derailleur delivers consistent MTB shifting performance over rough terrain. The low profile design avoids damage from rocks whiles Shimano's chain stabilizing technology reduces chain drop, achieving a quiet drivetrain in all gear positions at the same time.The Top Normal rear derailleur for the Deore 1x11-speed drivetrain is designed to work perfectly with the large 11-51 teeth Shimano CS-M5100 cassette covering a wide gear range. The guide and tension pulley of the long SGS cage feature 13 teeth each. Shadow RD+Quiet drivetrain, less distraction. The Shadow RD+ system is lighter and more efficient than roller type chain devices. A rear derailleur stabilizer reduces chain slap and is a simple solution to prevent chain drop as well. Payment1. We accept PayPal only.2. An UPI (Unpaid Item Report) will automatically be opened by eBay if the Payment is not received within 3 days after the the action ends.3. If you place the order by mistake or change mind to cancel the order, please contact us for confirmation within 48 hours after the auction.Delivery1. We only ship to the confirmed address provided by PayPal. Before you pay, please make sure your address in PayPal matches your shipping address.2. The item is shipped by EMS International Registered Express Delivery within 3 working days of receiving cleared payment. It can take 5 to 10 working days to arrive at the address of the buyer, and the tracking NO is also available. 3. As international delivery is highly depended on the Courier Company, local customs or duties, if you do not receive the item on time, please contact us immediately for further assistance.4. If you have any suggestion or requirement about the shipping of the item to be bought or bought, please feel free to email us and we can do the best to help you to save the cost.Return PolicyWe promise all products are in brand new condition. Any shortages should be informed within 3 days. Please do not leave negative feedback before giving us an opportunity to resolve the problem for you. The customer is responsible for the safe return of the item in the original packaging and will bear the cost of ALL carriage charges involved. A 15% charge will be deducted from the sale price to cover the administration and relisting charges.WarrantyWe do 5 years warranty for frame, 1 year for parts expect tyres, tubes, brake pads and chain, and do not cover damage due to abuse, accident or neglect. Please contact to us if you have question.SupplementaryPlease note that the color of the pictures may be different from the actual item due to monitor setting, please read the Production Description and check the photos carefully, and please ask before buying if there is a question with you. On Jun-17-16 at 06:51:13 PDT, seller added the following information:On Dec-02-16 at 04:39:18 PST, seller added the following information: