20 Best Bicycle Tensioner [2025]

Are you looking for the best bicycle tensioner? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling bicycle tensioner.

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# Preview Product
1 Coherny Single Speed Bike Chain Tensioner Lightweight Aluminum Alloy Bicycle Replacement Accessories Coherny Single Speed Bike Chain Tensioner Lightweight Aluminum Alloy Bicycle Replacement Accessories
2 CDHPOWER Idler Pulley Chain Tensioner, with 4 Bolts, with Bearing for 66cc/80cc Gas Motorized... CDHPOWER Idler Pulley Chain Tensioner, with 4 Bolts, with Bearing for 66cc/80cc Gas Motorized...
3 sthus Black Spring Loaded Chain Tensioner For 49cc 66cc 80cc Engine Motorized Bike 2 Stroke Engine sthus Black Spring Loaded Chain Tensioner For 49cc 66cc 80cc Engine Motorized Bike 2 Stroke Engine
4 HIFROM 49cc 60cc 66cc 80cc Engine Motorized Bicycle Pulley Chain Tensioner Bracket HIFROM 49cc 60cc 66cc 80cc Engine Motorized Bicycle Pulley Chain Tensioner Bracket
5 Bike Chain Tensioner Single Speed Chain Adjuster Converter for MTB, Road Bike Bike Chain Tensioner Single Speed Chain Adjuster Converter for MTB, Road Bike
6 JRL 49cc to 80cc Motorised Bicycle Motorized Bike Pulley Chain Tensioner JRL 49cc to 80cc Motorised Bicycle Motorized Bike Pulley Chain Tensioner
7 Chain Tensioner,ycle Chain Tensioner Adjuster Fastener Aluminum Alloy for Folding Bike (Red) Chain Tensioner,ycle Chain Tensioner Adjuster Fastener Aluminum Alloy for Folding Bike (Red)
8 sthus Arch Idler Pulley Chain Tensioner For 2-Stroke 80CC Gas Motorized Bicycle sthus Arch Idler Pulley Chain Tensioner For 2-Stroke 80CC Gas Motorized Bicycle
9 VideoPUP Bicycle Pulley Chain Tensioner Bracket Bikes Adjuster Tensioner Bracket for 49cc 60cc 66cc... VideoPUP Bicycle Pulley Chain Tensioner Bracket Bikes Adjuster Tensioner Bracket for 49cc 60cc...
10 PSCCO 2PCS Bicycle Chain Adjuster Adjustable Chain Buckle Bicycle Wheel Fixing Button Zipper Chain... PSCCO 2PCS Bicycle Chain Adjuster Adjustable Chain Buckle Bicycle Wheel Fixing Button Zipper...
11 SHIMANO CT-S500L Alfine Vertical Chain Tensioner (Black) SHIMANO CT-S500L Alfine Vertical Chain Tensioner (Black)
12 DMR STS Chain Tensioner, Stainless Steel DMR STS Chain Tensioner, Stainless Steel
13 ZTTO Chains Tensioner Bike Chain Tensioner Stabilizer Rear Derailleur Single Speed Adjuster... ZTTO Chains Tensioner Bike Chain Tensioner Stabilizer Rear Derailleur Single Speed Adjuster...
14 CDHPOWER 48cc/50cc/66cc/80cc New Model Spring Chain Tensioner Kit-Gas Motorized Bicycle CDHPOWER 48cc/50cc/66cc/80cc New Model Spring Chain Tensioner Kit-Gas Motorized Bicycle
15 SE BIKES SE Chain Tensioner - Black - 4339 SE BIKES SE Chain Tensioner - Black - 4339
16 SE BIKES SE Chain Tensioner - 4343 SE BIKES SE Chain Tensioner - 4343
17 DONSP1986 48cc/50cc/66cc/80cc New Model Spring Chain Tensioner Kit-Gas Motorized Bicycle DONSP1986 48cc/50cc/66cc/80cc New Model Spring Chain Tensioner Kit-Gas Motorized Bicycle
18 Alta Universal Bike Chain Adjuster Tensioner Bicycle Accessories (Black) Alta Universal Bike Chain Adjuster Tensioner Bicycle Accessories (Black)
19 HUOFU Single Speed Bike Chain Tensioner, Aluminum Alloy Rear Derailleur Chain Tensioner, Folding... HUOFU Single Speed Bike Chain Tensioner, Aluminum Alloy Rear Derailleur Chain Tensioner, Folding...
20 UAUS CNC Black Chain Tensioner W/Chain Guide for 49cc 66cc 80cc Engine Motorized Bicycle UAUS CNC Black Chain Tensioner W/Chain Guide for 49cc 66cc 80cc Engine Motorized Bicycle
Bestseller No. 1
Coherny Single Speed Bike Chain Tensioner Lightweight Aluminum Alloy Bicycle Replacement Accessories
  • This single speed converter is very suitable for the bicycle that suits for mountainous terrain
  • The floating pulley and spring adjustment can achieve perfect chain tension
  • This bike chain tensioner is lightweight and easy to install
  • Made of high-quality aluminum alloy, this bicycle chain tensioner is durable
  • Suitable for people who like cycling
Bestseller No. 2
CDHPOWER Idler Pulley Chain Tensioner, with 4 Bolts, with Bearing for 66cc/80cc Gas Motorized...
  • Chain Tensioner for 2 Stroke 66cc/80cc/48cc,Works For 4-Stroke 49cc Gas Motor Engines Kit too
  • Any questions,please contact us firstly! we can help you solve the problem until you are satisfied.
Bestseller No. 3
sthus Black Spring Loaded Chain Tensioner For 49cc 66cc 80cc Engine Motorized Bike 2 Stroke Engine
  • Chain Tensioner Spring Loaded For 49cc 66cc 80cc Engine Motorized Bike
  • Package Include: 1 x Chain Tensioner Kit
  • 49cc 66cc 80cc bike chain tensioner
  • Motorized Bike Chain Tensioner
SaleBestseller No. 4
HIFROM 49cc 60cc 66cc 80cc Engine Motorized Bicycle Pulley Chain Tensioner Bracket
  • ✨ 1. The item for 49cc to 80cc (49cc 60cc 66cc 80cc) 2-stroke motorized bicycles.
  • ✨ 2. Easy install and High class quality and very durable
  • ✨ 3. Please check pictures and specifications for compatibility
  • ✨ 4. HIFROM focus on provide high quality carburetor at fair price: Professional Factory; Professional technical support; if you unsatisfy with our...
Bestseller No. 5
Bike Chain Tensioner Single Speed Chain Adjuster Converter for MTB, Road Bike
  • Premium Material---Made of aluminum alloy material, light weight does not put an extra burden on the bicycle.
  • Function---This chain adjuster can change multi-speed bikes into single speed bike. Easy to install, installed in the frame claw screw hole.
  • For 11T/13T Derailleur--- Ensures perfect tension for your chain to make you pedal with less efforts.
  • Universal Fit--- With spring design, It can fit various sizes of gear, and prevent chain from skidding out from the crank.
  • Wide Application--- Suitable for folding bike with 11T or 13T derailleur. Suitable for MTB, road racing, fixie bikes, single speed bikes, ect.
Bestseller No. 6
JRL 49cc to 80cc Motorised Bicycle Motorized Bike Pulley Chain Tensioner
  • Fitment:Fit:49cc 60cc 80cc Motorized Bicycle Bike
  • Package include: 1* Pulley Chain Tensioner Bracket
  • Weight:300g
  • NOTE:This is the Non-original part. The pictures can tell more than we can; please make sure it can fit on your bicycle before ordering it.
Bestseller No. 7
Chain Tensioner,ycle Chain Tensioner Adjuster Fastener Aluminum Alloy for Folding Bike (Red)
  • 【Aluminum Alloy Material】ycle Chain Tensioner Made of high quality aluminum alloy material, durable to use.Good quality not only can provide a...
  • 【Aluminum Alloy Material】ycle Chain Tensioner Made of high quality aluminum alloy material, durable to use.Good quality not only can provide a...
  • 【Aluminum Alloy Material】ycle Chain Tensioner Made of high quality aluminum alloy material, durable to use.Good quality not only can provide a...
  • 【Aluminum Alloy Material】ycle Chain Tensioner Made of high quality aluminum alloy material, durable to use.Good quality not only can provide a...
  • 【Easy to Mount】ycle Chain Adjuster Light weight, easy to mount.Practical and convenient in use.Such a practical tool you will need it.
Bestseller No. 8
sthus Arch Idler Pulley Chain Tensioner For 2-Stroke 80CC Gas Motorized Bicycle
  • Spring Idler Pulley Chain Tensioner, with 2 Bolts, With Bearing
  • Package Include: 1 x Chain Tensioner Kit
  • Easy to adjust & Heavy Duty Metal
  • Reduces stress on the chain
Bestseller No. 9
VideoPUP Bicycle Pulley Chain Tensioner Bracket Bikes Adjuster Tensioner Bracket for 49cc 60cc 66cc...
  • 1.The Pulley Chain Tensioner Bracket is made of high quality material, anti-rust,anti-corrosion,it is very sturdy and durable.
  • 2.The Pulley Chain Tensioner Bracket is ideal for 49cc to 80cc 2-stroke motorized Dirt Bike ATV bicycles.Good Working Condition and Easy to Install.
  • 3.After installation,The Pulley Chain Tensioner Bracket doesn't make noise and hasn't needed much readjustment after the initial chain stretch on your...
  • 4.It is a high performance,reasonable price bicycle adjuster Tensioner Bracket, which is perfect for bicycle lovers.
  • 5.This is the Non-original part.Please make sure it can fit on your chainsaw before ordering it.
Bestseller No. 10
PSCCO 2PCS Bicycle Chain Adjuster Adjustable Chain Buckle Bicycle Wheel Fixing Button Zipper Chain...
  • Package:2pack.Floating pulley and spring adjustment device to achieve perfect chain tension.
  • Made of high-end high-quality steel material, wear-resistant when in use.
  • Light weight and small size: very light and easy to install.
  • Very suitable for mountain bikes,bicycles,BMX,etc.
  • Used in single-speed inverters for chain tensioners.
Bestseller No. 11
SaleBestseller No. 12
DMR STS Chain Tensioner, Stainless Steel
  • Chain Compatibility: 3/32",9-Speed
    Chain Compatibility: 9-Speed,3/32"
    Chain Guide Color: Silver
    Max Tooth Size: N/A
    Mount Type: n/a
Bestseller No. 13
ZTTO Chains Tensioner Bike Chain Tensioner Stabilizer Rear Derailleur Single Speed Adjuster...
  • ?FEATURE?Floating pulley and spring adjustment can achieve perfect chain tension.Adopts bearing shaft and can be matched with a variety of guide...
  • ?FEATURE?Floating pulley and spring adjustment can achieve perfect chain tension.Adopts bearing shaft and can be matched with a variety of guide...
  • ?FUNCTION?This bicycle chain tensioner can effectively prevent the chain from falling and reduce the gear feel. Suitable for people who like cycling.
  • ?PREMIUM MATERIAL?This bicycle chain tensioner is made of high quality aluminum alloy, durable, light and easy to install.
  • ?PROFESSIOPNAL MANIFACTURING?Full CNC precision machining, anode color treatment, exquisite workmanship, beautiful and fashionable.
Bestseller No. 14
CDHPOWER 48cc/50cc/66cc/80cc New Model Spring Chain Tensioner Kit-Gas Motorized Bicycle
  • 1: Material: Steel Spring Chain Tensioner Kit for 2 stroke kit 48cc/66cc/80cc; Engine kit is not included! This listing is only for the chain...
  • 2: Some frames (for example, some mountain bikes with three piece pedal cranks) don't have much room between the pedals and engine. Make sure you have...
  • 3: You have to cut off a little engine sprocket cover to make it compatible with the new spring chain tensioner.Forget this point if your bike...
  • 4: Simple, clean design, and very effective. Improve your bike's reliability!
  • 5: Tools Required when you install it; This product Comes with 12months Warranty. Any questions,please contact us firstly! we can help you solve the...
SaleBestseller No. 15
SE BIKES SE Chain Tensioner - Black - 4339
  • Genuine SE Racing chain tensioners
  • Improved design and function
  • Easily adjusts to take up chain slack
SaleBestseller No. 16
SE BIKES SE Chain Tensioner - 4343
  • CNC 6061 T-6 Aluminum
  • Fits 3/8" (10mm) axle
  • Dual hole, single bolt design
  • 2.5oz per pair
Bestseller No. 17
DONSP1986 48cc/50cc/66cc/80cc New Model Spring Chain Tensioner Kit-Gas Motorized Bicycle
  • Material: Steel Spring Chain Tensioner Kit for 2 stroke kit 48cc/66cc/80cc; Engine kit is not included! This listing is only for the chain tensioner.
  • Some frames (for example, some mountain bikes with three piece pedal cranks) don't have much room between the pedals and engine. Make sure you have at...
  • You have to cut off a little engine sprocket cover to make it compatible with the new spring chain tensioner.Forget this point if your bike doesn’t...
  • Simple, clean design, and very effective. Improve your bike's reliability!
  • Tools Required when you install it. This product Comes with 12months Warranty. Any questions,please contact us firstly !We can help you solve the...
Bestseller No. 18
Bestseller No. 19
HUOFU Single Speed Bike Chain Tensioner, Aluminum Alloy Rear Derailleur Chain Tensioner, Folding...
  • High quality material: Made of premium aluminum alloy, lightweight and durable.
  • Features: Stable chain, exquisite workmanship, light weight, easy to install, high quality materials, durable.
  • Applications: Suitable for single speed folding bicycle.
  • Our chain tensioner has four colors for choose, red, black, gold, silver.
  • Package includes: 1 Pc x Chain Tensioner.
Bestseller No. 20
UAUS CNC Black Chain Tensioner W/Chain Guide for 49cc 66cc 80cc Engine Motorized Bicycle
  • CNC Chain Tensioner 49cc 66cc 80cc Engine Motorized Bike
  • Simple, clean design, and very effective. Improve your bike's reliability !
  • Good quality and easy to install.
  • Package Include: 1 x CNC Tension wheel.
  • In order to facilitate transportation, the products are sent out in the form of parts. Please refer to the fourth picture for installation. If you...

Having trouble finding a great bicycle tensioner?

This problem is well understood by us because we have gone through the entire bicycle tensioner research process ourselves, which is why we have put together a comprehensive list of the best bicycle tensioners available in the market today.

After hours of searching and using all the models on the market, we have found the best bicycle tensioner for 2023. See our ranking below!

How Do You Buy The Best Bicycle Tensioner?

Do you get stressed out thinking about shopping for a great bicycle tensioner? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching bicycle tensioner, which is why we have assembled a comprehensive list of the greatest bicycle tensioner available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for bicycle tensioner that you consider buying. Your questions might include the following:

  • Is it worth buying an bicycle tensioner?
  • What benefits are there with buying an bicycle tensioner?
  • What factors deserve consideration when shopping for an effective bicycle tensioner?
  • Why is it crucial to invest in any bicycle tensioner, much less the best one?
  • Which bicycle tensioner are good in the current market?
  • Where can you find information like this about bicycle tensioner?

We’re convinced that you likely have far more questions than just these regarding bicycle tensioner, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for bicycle tensioner, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible bicycle tensioner. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an bicycle tensioner buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available bicycle tensioner currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of bicycle tensioner has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an bicycle tensioner?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your bicycle tensioner.
  5. Customer Ratings: Number ratings grade bicycle tensioner objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their bicycle tensioner.
  7. Product Quality: You don’t always get what you pay for with an bicycle tensioner, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an bicycle tensioner is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining bicycle tensioner information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding bicycle tensioner is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

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FAQ:

Q: What is the best single speed tensioner for my bike?

A: Then Cycling Deal Bike single speed tensioner is the best option for you. It allows a single speed set up to run on geared bikes without doing much and expensive modifications to the bike. The chain tensioner can directly be mounted on the derailleur hanger of your bike to provide an efficient and adjustable way to tension your single speed bike.

Q: How to tension a single speed bike chain?

A: The chain tensioner can directly be mounted on the derailleur hanger of your bike to provide an efficient and adjustable way to tension your single speed bike. 2. Coherny Single Speed Bike Chain Tensioner If you are searching for a chain tensioner suitable for mountain biking, then Coherny single speed bike chain tensioner Is the best option.

Q: What is a chain tensioner used for?

A: This chain tensioner is being used for many multi-speed bikes and its spring prevents the chain from skidding out and fit in various sizes. It requires less effort in peddling by providing the exact tension. It is not bulky so easy to install and can be taken anywhere without much effort.

Q: Do you need a chain tensioner for vertical dropouts?

A: But, in case of vertical dropouts, you really need a tensioner unless the length of the chain works out. The chain tensioner provides the exact tension you need while riding and keeps you safe. What Is Single-Speed Chain Tugs?