Best Shimano Jksports in 2026

Material: forged aluminum, [spring] titanium

Capacity: 42t

Cassette Range: 12-52t

Replaces Y5YC98110

ADVENT X: Compatible with ADVENT X 10-speed drivetrains only

COMPATIBLE: Works with standard 10-speed chains

EASY FIX: Ratchet-and-pawl clutch is easily adjustable and repairable

Stable Shifting Performance

Shimano Shadow Construction

Low profile rear design

Road to 11 speed change

Crown: 34 teeth

Weight: 225 grams

Chain Wrap Capacity: 43teeth, Derailleur Action: Top-Normal (Traditional)

Derailleur Color: black, Drivetrain Spacing: Shimano/SRAM 8, Largest Cog: 34teeth

Shifter/Rear Derailleur : Shimano, Speeds: 8sp, Weight: 326g

Shimano Acera M360 7

8-Speed Rear Derailleur with SmartCage, Black

Shimano Acera Rear derailleur compatible with all Shimano 7 & 8 Speed shifters. Advanced light action design.

Direct frame fit. SIS Rear index shifting.

Megapulley oversize jockey wheel. Smartcage pulley plate.

Capable of handling up to a 30t maximum cassette size

Extra stiff for crisp, durable shifting

Sealed bearing tension pulley

Shimano 3500 Rear Road Mech

Colour Black

9 speed

Rear Derailleur (3x8-speed)

8-speed drive train

Durable light action shifting peformance for stress free riding. Double Servo-panta Mechanism

Includes the SRAM GX Eagle AXS rear derailleur with battery, Eagle controller with clamp, charger with cord, and chain gap tool

The GX Eagle AXS rear derailleur shifts on command, whether under climbing load or sprinting to the stage finish, and is smart enough to protect itself thanks to its incredibly resilient Overload Clutch

Rear derailleur is compatible with 10-50t and 10-52t cassettes

Fast, shockless shifting and low-profile design.

Large 13T pulleys increase efficiency.

Decreased tension in low gear and added bumper improve drivetrain silence.

The Shimano Alivio RD-M3100 Rear Derailleur features Shadow RD technology to keep the derailleur safe from trail obstacles.

Super low profile Shadow RD technology

Largest Cog: 36 Drivetrain Speeds: 9 Cage Length: Long

Rear Derailleur Pulley Assemblies

Stabilizer switch to reduce chain slap

Low profile Shadow design

10-Speed Shadow Plus MTB rear derailleur

Shimano fd-m310 Altus 8-Speed front derailleur, conventional swing, 42-48t, 66-69 degree

COMPATIBILITY & SIMPLE TO USE: Fit seat post size: 28.6mm. compatible with Shimano, Sram, FSA, Campagnolo type braze on front derailleur. Simply clamp the adapter on the seat tube.

STRONG: The adapter is made of high quality aluminum alloy AL6061 T6. It is also hardened by heat treatment.

LIGHT: The bike adapter weights only 40g or 1.4 oz. I will not add a lot weight to your light road bikes or MTB.

Material: aluminum

Capacity: [medium] 39T, [long] 47T

Cassette Range: [medium] 42T (2x11), 46T (1x11), [long] 40T (3x11), 42T (2x11), 46T (1x11)

Model: RD-TY300 rear derailleur, compatible with 6 and 7-speed SIS INDEX variable speed transmission systems compatible with 11T /14T high speed gear

Stability: Durable aluminum alloy material and excellent shifting performance ensure safe and stable riding Smooth shifting,

Wide application: Rear derailleur is easy to use and maintain.Suitable for MTB,mountain bikes, road bikes, folding bicycles and so on.

Rear derailleur that ensures precise, easy gear shifting.

Integrated chain stabilizer s accurate shifting in a variety of conditions.

11-speed range.

Pulley set that fits: 57, 56, 551, 55, 45, 44, 34, 33, M662, M61, M6, M592, M591, M581, M58, M571, M57, M531, M53, M511, 51, M43, M33, T661, T4, T3, F8, F7, C81, MC2, MC18

Shimano

Model: 151861

Anodised CNC machined bicycle jockey wheel with fully sealed bearing for center bolt derailleurs

Specification:SHIMANO & SRAM

Fits for almost all mountain bike of 11T

Anodised CNC machined bicycle jockey wheel with fully sealed bearing for center bolt derailleurs

Compatible:SHIMANO & SRAM

Fits for almost all mountain bike jockey wheel of 11T

Anodised CNC machined bicycle jockey wheel with fully sealed bearing for center bolt derailleurs

Specification:SHIMANO & SRAM

Fits for almost all mountain bike of 11T

Anodised CNC machined bicycle jockey wheel with fully sealed bearing for center bolt derailleurs

Specification:SHIMANO & SRAM

Fits for almost all mountain bike of 11T

Extended B-Knuckle for improved clearance for 28t cassettes

Exact Actuation shifting provides fast, accurate shifts

Outside Carbon Cage designed for precise chain management and new reduced profile inner cage

2 pcs front 1.7m x 1.5 mm+2 pcs rear 1.7m x 1.5 mm brake cable for road mountain bike

2 pcs front 2.1m x 1.2 mm+2 pcs rear 2.1m x 1.2 mm ultra slick derailleur cable，long enough to custom the shift cables length

This bike brake cable and shifter cable is made of durable metal, corrosion resistant and durable

Details:Compatible with the Cannondale Trail 15-19, Adventure 17-19, Bad Boy 16-19, Catalyst 16-19, Contro 15-16, Cujo 17-19, Foray 17-19, Kids Cujo, Kids Trail, Kids Quick, Kids Street, Kinneto, Law Enforcement, Mavaro Neo, Quick 16-19, Quick CX 15-19, Quick Neo 18, Scarlet, Tango16-19, Tesoro Neo, TreadwellThis solid derailleur hanger is designed to keep the derailleur stabilized during the roughest riding conditionsComes with hanger and mounting hardware (2 screws)