Derailleurs Parts of 2025
Best Choice1
Clicked 6 times in the last monthHuazuHuazu Rear Derailleur for RD-TZ31-A, Bike Parts Gear Shifter with Direct Mount/Hanger Mount for 6/7 Speed Mountain Bicycles
Why we love it
Durable construction ensures long-lasting performance.
Compatible with various bike types and speeds.
Easy installation with direct mount design.
9.8Exceptional
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Value for Money2
AiruzaraAiruzara 6/7-Speed Mountain Bike Rear Derailleur - Aluminum Alloy, Direct Mount, Black
Main highlights- 【Type】Long cage tourney derailleur, compatible with 11T /14T high speed gear
- 【Model】RD-TY300-SGS；Bicycle rear derailleur 6/7 speed Direct Mount , please check your suitable bicycle parts carefully before purchase
- 【Features】 Smooth shifting, easy and fast to install. Bracket fit (under wheel nut) Long cage tourney derailleur, total capacity 43T, pulley/Teeth 13/13T. Low sprocket: Max. 34T; Low sprocket: Min. 28T; Top sprocket: Max. 14T; Top sprocket: Min. 11T
- 【Easy Installation and Maintenance】 Direct Mounting Design for Fast and Convenient Setup.It can be adjusted slightly in multiple places to ensure accurate speed change performance
- 【Built to Last】 High-Quality Aluminum Alloy Construction with Hollow Weight-Reduction Design. Nylon wear-resistant aluminum alloy guide wheel for silent, smooth, and non-wearing chain
9.7Exceptional
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3
InkeskyInkesky RD-TZ31-GS 6/7 Speed Rear Derailleur with Direct Mount, Medium Cage, for Mountain Bike
8.4 Easy installation8.2 worth the money8.0 lasts a long time9.5Excellent
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4
SHIMANOShimano Deralleur Part Pulley 105/lx/deore 5700 Pr Upr&lowr
9.2Excellent
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5
ZUKKAZUKKA Bike Rear Derailleur RD-TY21B 6/7 Speed Hub Bolt Mount (Hanger Mount) for MTB Mountain Road Bike Folding Bikes
Main highlights- MODEL: RD-TY21B bike rear derailleur, Compatible with 6 and 7-speed SIS Index Shifting drivetrains.
- MATERIAL: Made of high-quality steel materials, durable and long service life. Easy to install and disassemble.
- IMPORTANT: The bike rear derailleur is hanger mount (hub bolt mount), not direct mount.
- EXCELLENT PERFORMANCE: Accurate gears provide light and stable shift performance, and making riding easy and comfortable.
- APPLICATION: Suitable for MTB mountain bike, road bikes, variable speed bicycle, folding and city bikes. It is your indispensable bicycle accessories during your cycling journey.
9.1Excellent
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6
SHIMANOShimano Derailleur Pulley Set, 1 Pair, fits 6, 7, 8 sp
Main highlights- This is a new upper/ lower 5-8 speed 10 tooth pulley set for the Rear Derailleur.
- These Pulley wheels measure 38mm overall diameter and are 10mm thick (inc. bushings) at the bolt holes.
- Replacement Shimano 10T Jockey wheels for Road or MTB bikes.
- Includes: 2 Pulleys (One Pair), 2 Metal Bushings, 4 Metal Plates
9.0Excellent
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7
JuscyclingDerailleur Hanger Fit for GT Aggressor Pro Marathon Avalanche Nomad Sensor Timberline Zum, Parts No. ATIDH0071 ATIDH0239 ATIDH0246, 94 Black
Main highlights- Made of high strength aluminium alloy
- Fit many frame of GT as described
- Come with bolts
- Anodized black
8.9Very Good
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8
KIEVODEKIEVODE Derailleur Hanger for GT, Aggressor, Avalanche, KHS, Timberline, Kestrel, Kettler, Mongoose - Replacement Hanger Part for Rear Derailleur - for Mountain Bikes, Road Bicycles, and MTBs
Main highlights- PREMIUM-QUALITY MATERIALS: Crafted from premium-grade aluminum alloy, our derailleur hanger offers exceptional strength, durability, and corrosion resistance for long-lasting performance.
- PRECISE SHIFTING: A worn or damaged derailleur hanger can significantly impact your bike's shifting performance. By replacing it with this hanger, you can restore smooth and precise gear shifting, allowing you to confidently tackle any terrain and improve your bike's overall performance.
- PERFECT FIT: Designed specifically for GT, Aggressor, Avalanche, KHS, Timberline, Kestrel, Kettler, and Mongoose, etc bikes, including Part Numbers ATIDH0239, ATIDH0246, ATIDH0071, as well as other models with the same shape, ensuring a precise and secure fit. (please refer to the product description for a complete list).
- ESSENTIAL SPARE PART: The derailleur hanger is a critical component of your bike's drivetrain system. Having a spare hanger on hand ensures you can quickly replace a damaged or bent hanger, minimizing downtime and keeping you on the trails.
- EASY INSTALLATION:The derailleur hanger comes with the necessary mounting screws, making installation a breeze. Remove your old derailleur hanger and replace it with our compatible one to get your bike back on the trails in no time. Note: Before installation, check rear dropouts for alignment to prevent breakage or bending of the derailleur hanger.
8.8Very Good
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9
HuazuHuazu Rear Derailleur 6/7-Speed for Tourney RD-TY300 Mountain Bikes-Smooth Shifting Direct Mount Design
Main highlights- Smooth and Effortless Shifting: SIS Index Technology and Double Servo-Panta Mechanism(Enables the rear derailleur to move in an optimum path)for Stress-Free Riding
- Precise and Reliable: Compatible with 6 and 7-speed SIS INDEX transmission systems. Optimized guide pulley ensures precise shifting for accurate SIS performance. Suitable for Mountain, Road, and Touring Bikes.
- Optimal Performance: Long cage design accommodates up to 34T cassette - Total Capacity 43T, pulley/Teeth 13/13T.
- Easy Installation and Maintenance: Direct Mounting Design for Fast and Convenient Setup.It can be adjusted slightly in multiple places to ensure accurate speed change performance.
- Built to Last: High-Quality Aluminum Alloy Construction with Hollow Weight-Reduction Design. Nylon wear-resistant aluminum alloy guide wheel for silent, smooth, and non-wearing chain.
8.7Very Good
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10
JuscyclingDerailleur Hanger 144 for Gary Fisher Trek, Replace Part no. #322175 #297656 #W293426 #W318610
Main highlights- replace part no. #322175 #297656 #W293426 #W318610
- Made of high strength aluminium alloy
- Fit many frames of Gary Fisher Trek as described belw
- Come with bolts
- Anodized Black
8.5Good
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