Top 10 Best rear bike derailleurs in 2026

Last Updated - 7/4/2026

🏆Best Choice

RUBY.Q

Bike Chain Kit, 6/7/8 Speed Multi-Function Bike Mechanic Repair Kit, Chain Breaker and Bike Link Plier with Hook and 6 Pairs Bicycle Buckle, Reusable

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•Package Includes: The kit includes 1 set 6/7/8 speed chain, 1pcs bike link plier with hook, 1pcs chain breaker and 6 pairs of bicycle chain buckle, they are efficient, accurate matching and labor-saving.
•High-quality Material: Our bike chains are made of special forging steel which is repeated forged and strict controlled of materials to ensure the strength. The are full plating silver to anti-rust, high cost performance, anti-corrosion, wear-resistant and durable.
•Double X Bridge Design: Double X bridge design of the bike chain kit improves the tensile, torsional strength of the chain and have variable speed fluency improvement.
•Easy to Install: The bike chain is easy to install, you can determine the length of your chain according to the original chain, cut out the length you want with a chain cutter, and install the chain with a chain hook.
•Wide Application: The bike chain kit is suitable for 6-speed, 7-speed, 8-speed road and mountain bikes. It is suitable for shimano and SRAM variable-speed systems.

View offer on:

$14.99

Check Price

TOPCABIN

TOPCABIN Bike Kickstand Adjustable Aluminium Alloy Bicycle Kickstand Bike Side Kickstand Fit for 22" 24" 26" 28" Mountain Bike Road Bike/BMX/MTB (Black for 22-24-26-27-28 inch bike)

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•Universal Bike Kickstand for 22-28" Wheels‌. Precisely engineered for mountain bikes (22-28"), road bikes, BMX, and MTB, this kickstand features a heavy-duty steel frame with anti-slip rubber feet for stability. The compact yet sturdy design ensures reliable support without interfering with pedal movement, making it ideal for daily commuting and off-road adventures.
•It makes your bicycle convenient to parking. Package Contents: bike kickstand * 1, rubber mat * 1 pair, wrench * 2
•Adjustable Length Kickstand (12.2"-14.2")‌. Equipped with an integrated wrench, this kickstand allows effortless length adjustment between 12.2" and 14.2" (310-360mm) to accommodate various bike sizes. Compatible with oval tubing diameters of 15-28mm, its versatile fit ensures secure parking on uneven surfaces. The rust-resistant coating guarantees durability in all weather conditions.
•Made of aluminum alloy material, with top quality and very strong,Waterproof Anti-rust and wear-resisting, durable to use
•12-month warranty, customer satisfaction guarantee and 24/7 customer support.

View offer on:

$11.80

Check Price

Hapleby

Hapleby Premium Bike Pedals of 9/16 Inch, Professional Mountain and Road Bike Flat Pedal with 2 Sealed Bearings, Wide Paltform and Lightweight of Bicycle Pedals, Come with Pedal Wrench 1PCS

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•1. WIDE APPLICATION: The pedals thread spindle uses international universal standard 9/16 inch, suitable for 99% bike crank, for example mountain bike, road bike, folding bike, ommuting. Each bike pedal spindle is fitted with 2 sealed bearings, they spin smoothly as well.
•2. STURDY AND DURABLE: The pedals are made of aluminum alloy pedal body and high strength Cr-Mo spindle which has sturdy, abrasion and corrosion resistance, we have try to stood and bounced on them with all of my 190 pounds of weight. rubber ring will keep the bearing clean to a certain extent, and stay away from dust infiltrating.
•3. GREAT GRIPS: Lightweight and wide base easy to keep your feet stay on the pedals better when climbing, provide more comfortable riding experience for you. They are very grippy even on your size 10 shoe flip-flops.
•4. ANTI-SKID DESIGN: 6 pins on each side effectively increase friction, the pins will grip the tread on your shoe and have a very comfortable feelling, it will't cut up your leg even you can actually pedal bare foot. You can try to bike over rocky, rooty and uneven terrain, these pedals all get tested and stand up to your punishment.
•5. EASY TO INSTALL: The pedals were labelled L & R, using hexagon installation and removal. When you're installing these pedals, be sure to put the L pedal on the left side and the R pedal on the right side, counter clockwise to tighten for left pedal and clockwise to tighten for right pedal, bike head is the tightening direction. 1PCS pedal wrench that come with can help big time.

View offer on:

$9.99

Check Price

MEENCOOL

MEENCOOL Bike Seat Cushion - Gel Padded Bike Seat Cover for Men Women Comfort, Adjustable Velcro Secure Bicycle Seat Cushion Compatible with Peloton, Indoor & Outdoor Bicycle Seat(11"x7"，Blue)

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•Comfortable Gel Material: Bike seat cushion is made of 1.65-inch thick gel material, which effectively disperses pressure on the hips during cycling and reduces riding discomfort
•Enjoy Long Rides: Embark on the cycling journey and immerse yourself in a longer cycling experience, allowing yourself to travel further on your trips
•Double Velcro Binding Anti-slip Design: BIke seat cover is easy to install. The secure dual hook-and-loop fastening enhances stability and provides excellent anti-slip performance, ensuring no unexpected slippage during your ride
•Sizes:The size of the bicycle seat cover is 11.8 x 7.2x 1.65 inches. Please measure before purchasing and select the correct size model when ordering
•Compatibility: Suitable for peloton/spin class/nordictrack indoor stationary bikes, as well as outdoor mountain MTB/road/commuting/cruiser bikes, allowing you to ride comfortably without hindrance
•Waterproof Gel Padded Bike Seat Cover: Equipped with an additional waterproof and dustproof seat cover to protect your peloton seat cushion when the bicycle is parked or during rainy, dusty conditions. It also includes an instruction manual

View offer on:

$14.99

$21.99

-32%

Check Price

MEGHNA

MEGHNA Bicycle 21 Speed Twist Shifter Lever 3 x 7 Speed Grip Shift Left and Right Shifting Mountain Bike Hybrid Bike Kids Bike Tricycle Gear Grip Shifter with Grips (Pair)

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Model: MG-MG-BS-3X7S; 3 x 7 / 21 Speed Bike Twist Shifter with Handle Grips Set.
•One-time Multi-gear Switch: Multi-gear switch can be completed through a simple wrist rotation action, without the need for per-gear operation, effectively reduce hand fatigue, suitable for long riding, the operation is flexible and simple, fits for kids and adult bike beginner.
•Wide Application: Suitable for universal handlebar end with a diameter of 0.87inch (22.2mm), to meet the needs of various types of bikes, such as mountain bikes, kids bike, cruiser bike, commuting bike, tricycle etc.
•High Adaptability: Smooth gear changing, strong compatibility, suitable for various models of rear derailleur, easy to install.
•Enough Cable Length: The 3 speed shifter length is 180cm, and the 7 speed shhifter length is 210cm, which is longer than the normal shifters, ensuring sufficient length and good durability, and reducing maintenance frequency.
•Package includes 3 speed left shifter, 7 speed right shifter, handlebar grip x 2. We provide excellent customer service, please feel free to contact us if you have any questions.

View offer on:

$12.99

Check Price

Hmseng

Hmseng V-Type Bike Brake Set, Complete Universal Bike Front and Rear MTB Brake, Bicycle Brakes, Inner and Outer Cables, Include Brakes Lever Calipers Multi-Tool Wrenches-Black

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•【You will get:】 You will get 2 Pairs V-Type Brakes, 2pcs Brake Cables Wire, 4 pcs Cable End Caps, 2pcs Bike Brake Levers. 1× Multi-Tool, 1× Multi-Wrenches, with tools.it is more easy to install. Please note: This product is not suitable for children's bicycles.
•【 Brake Cables length: 】 Brake cables is Rear: 68.8inch(175cm), Front: 29inch(75cm). Brake pipe cables is Rear: 61inch(155cm) , Front：22inch(55cm)..Please note: This product is not suitable for children's bicycles.
•【Material Details:】 Durable aluminium alloy and plastic and rubber for the bike brake set, they are very strong and with resistance to cold, heat and oxidation. and it is not easy to out of the shape, meanwhlie the brake cable is with black PU pipem, so it can make the cable more durable.
•【How to Install:】 To Install the brake to the bike first, (Holes correspond to holes), then, the brake cables pass brake wire tube. and fix the position of wire tube, then Fix the brake line on the bolt. and install the brake caps. to adjust the length and distance and position of the brake tube, and fix the brake line well.
•【Note:】 Please kindly confirm if the back wheels of your bike has the hole for the bike brake.before you order it , if you have any question, please kindly email us, we will reply you within 24hours.

View offer on:

$14.38

$18.99

-24%

Check Price

Huazu

Huazu Rear Derailleur for RD-TZ31-A, Bike Parts Gear Shifter with Direct Mount/Hanger Mount for 6/7 Speed Mountain Bicycles

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•MODEL: RD-TZ31-A bike rear derailleur, Compatible with GS 6 / 7 speed SIS Index Shifting drivetrains.
•STABILITY: Durable aluminum alloy and plastic alloy material, Providing excellent shifting performance ensure safe and stable.
•PARM: Total capacity 34T, Largest sprocket 28T, Smallest sprocket 14T, Front chain wheel tooth difference 20T.
•NOTE: The bike rear derailleur is direct mount, not hub bolt mount. Please check the mount type of the original part before ordering, if bike frame with hook, as picture shows, you can use it.
•COMPATIBILITY: Suitable for mountain bikes, road bikes, folding bicycles and so on.

View offer on:

$16.18

Check Price

Qoaimu

Bike V Brake Noodle Cable Guide Set, with 4 Pcs Bicycle Brake Cable Guide Pipe, and 4 Pcs Rubber Boots, for Mountain and Road Bicycles

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Bicycle Brake Bend Pipe Set: This set includes 2 pcs 90° bike brake bend pipes for front wheels, 2 pcs 110° bike brake bend pipes for rear wheels and 4 pcs rubber boots for bicycle riding. Enough quantity to meet your daily repair and replacement needs.
•Superior Quality Material: Crafted from high-quality stainless steel and rubber materials, our bicycle brake pipes and boots are anti-wear, anti-corrosion, and would not break or crack easily during use.
•Protecting Brake Line: Our bicycle brake cable guide pipe with rubber boots can reduce the friction and resistance of the brake line when riding, thereby protecting the brake line and allowing it to last longer.
•Easy Installation: Simply disassemble your old bike V brake noodle cable guide pipe and replace it with the new one. No tools needed and no complicated installation steps.
•Wide Application: Suitable for most mountain bikes and road bikes with V brakes, our brake noodle cable bend pipe set is perfect for both recreational and professional riders, allowing you to ride with confidence.

View offer on:

$4.79

Check Price

CYSKY

Bike Axle CYSKY Quick Release Skewer Front Rear Bicycle Axle Wheel Hub Fit for Road Bike, Mountain Bike, MTB, BMX (1 Pair)

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•Made of Iron, durable and practical for most bikes
•Shorter set of hollow shaft and hub quick release lever for the front wheel, longer one for the rear wheel.
•Short release lever for front wheel, hollow shaft size: 10.8cm / 4.25", quick release: 16cm / 6.3"
•Long release lever for the rear wheel, hollow shaft size: 14.5cm / 5.7", quick release: 19cm / 7.48"
•You can use it to repair your mountain bike quickly. Perfect for cycling lovers, your best choice.

View offer on:

$10.97

Check Price

Keson

Keson RR310 Contractor Grade Measuring Wheel (Graduations: 10ths), 12-1/2-Inch Diameter, Orange, Large - Circumference: 3 ft

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Pistol Grip Handle increases control and comfort
•Quick Snap Cam Locks to store and transport the wheel with minimal effort
•Telescopes down to 23 inches cam locks make the unit simple to operate when preparing for storage
•Flip-Down Kickstand keeps the wheel upright when you need your hands free to perform other tasks
•Easy-to-read, Magnified Counter 5-digit, easy-read, magnified counter measures 9,999 feet, 11 inches

View offer on:

$85.73

Check Price

📊

📈 How we rank

With our cutting-edge technology, we examine thousands of products and retailers, assessing reviews, ratings, trends, and sales rankings to identify what matters most to users like you.

Our team evaluates this data alongside genuine user feedback, merging AI analysis with human insights to provide you with real-time, highly-rated recommendations that empower your decision-making with clarity and confidence.