The Best Motorized Bike Chain Tensioner of 2023 – Reviewed and Top Rated

2,613 Reviews Scanned

Rank No. #1

GUCIDDAK New Model Spring Loaded Chain Tensioner Kit for 49cc 50cc 66cc 80cc 2 Stroke Engine Gas Motorized Bicycle Bike Black with Roller

Fitment：for 49cc 66cc 80cc Engine Motorized Bike 2 Stroke Engine
Package include：1 x Chain Tensioner Kit+ 1 x Iron wheel(as picture)
Color：Black
Replacement for original part.Please check part comparibility to see if it fits your model.
The measurement of the actual items may slightly different from the listing images due to manual measurement,please allow 0.5-1mm difference.Thanks for your understanding.

Rank No. #2

Chain Tensioner for Motorized Bicycle，Mellbree Spring Loaded Chain Tensioner Compatible with 49cc 66cc 80cc Engine Motorized Bike

Chain roller tensioner ensures proper tension and alignment of the chain. It can prevent the chain from derailing, excessive wear of the sprocket and prolong the life of the chain. If the chain is not properly tensioned, it will be lost or broken. Eventually the side cover and stator plate will be damaged.
Chain tensioner spring loaded compatible for 49cc 66cc 80cc Engine Motorized Bike.
Simple installation steps: STEP 1: It is easier to connect one side of the spring to the curved side of the mounting plate, this side has 2 small holes (the top hole has greater tension than the bottom hole). STEP 2: In the tensioner Among the 5 screws/bolts, 2 lock nuts and 2 washers included in the kit, use only small screws/bolts and lock nuts to connect the tensioner arm to the mounting plate.
Step 3: Remove the old screws from the housing cover, place the tension plate on the housing cover, then use 3 identical screws to install the tension plate on the top of the housing cover and tighten the new screws. Step 4: Take the largest screw/bolt and add a washer, then the chain tensioner, then another washer, and then lock the nut to any of the 4 large holes on the tensioner arm (make sure two Washer on the side) Step 5: Connect the spring from the tensioner plate to the tensioner arm.
The package contains: a set of motorized bike chain tensioner (a tension roller, a spring, two metal structural plates, 5 screws, 2 nuts)

SaleRank 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

Rank No. #4

VideoPUP Bicycle Pulley Chain Tensioner Bracket Bikes Adjuster Tensioner Bracket for 49cc 60cc 66cc 80cc Engine Motorized Bicycle

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 new chain.
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.

Rank No. #5

jtfrkope 3 Pulley Chain Tensioner Roller for Motorized Bicycle Bike 49cc 60cc 66cc 80cc 2 Stroke Engine

Fit motorized bicycle bike 49cc 60cc 66cc 80cc 2 stroke engine Chain Tensioner Roller.
Package include 3pcs pulley chain tensioner rollers.
Weight:180g.
Replacement parts,non original,Brand New High Quality.
Please check the size of your original one for matching before purchase.

Rank No. #6

HURI 5 Pulley Chain Tensioner Roller for Motorized Bicycle Bike 49cc 60cc 66cc 80cc 2 Stroke Engine

Replacement parts,non original
Fit for motorized bicycle bike 49cc 60cc 66cc 80cc 2 stroke engine
Package include 5pcs pulley chain tensioner rollers

SaleRank No. #7

KOSIDA Upgrade Motorized Bike Chain Tensioner Adjuster Spring Sprocket Chain Tensioner Chain Tensioner for Motorized Bicycle Compatible With 49cc 66cc 80cc Engine (Simple type)

【Compatible use】49cc 60cc 66cc 80cc Motorized Bicycles
【Product Features】This set of mini bike chain tensioner can ensure proper tension and alignment of the chain, make the chain move smoothly and prevent the chain from derailing, excessive wear of the sprocket, and prolong the life of the chain. The chain is not properly tensioned and it can lose or break. Eventually the side cover and stator plate will be damaged. Just this mini bike chain tensioner kit can make your chain more durable
【Tool installation】This mtb chain tensioner is easy to install: Step 1: Hang one side of the spring on the mounting plate (the hole for the tension buckle as required, the top hole has more tension than the bottom hole), and the other side of the buckle is hung on the tensioner arm plate and connected with a spring Mounting Plates and Tensioning Arm Plates Step 2: Tighten the Mounting Plate and Tension Arm Plate with Screws/Bolts
Step 3: Screw/bolt the sprocket to the top of the tensioner arm Step 4: Remove the old screws from the Engine case cover, place the tension plate on the case cover, then use the 3 identical screws to mount the tension plate on top of the case cover and tighten the new screws. Such a simple installation and you have a chain tensioner mini bike, chain tensioner bike, motorized bike chain tensioner
【Compatible】This set of chain tensioner is a very suitable for 49cc 66cc 80cc Engine Motorized Bicycle, you can also have go cart chain tensioner, motorcycle chain tensioner, go kart chain tensioner, dirty bike chain tensioner

Rank No. #8

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.

Rank No. #9

YOXUFA 110L Links 415H Drive Chain Tensioner Spring Loaded Adjuster Kit Heavy Duty for 49cc 50cc 66cc 80cc 100cc 2 Stroke Zeda BT80 YD100 Gas Motor Motorized Bike Mountain Bicycle Engine Parts Black

For 49cc 50cc 66cc 80cc 2 Stroke Zeda BT80 YD100 Motorized Bike Bicycle Engine Mountain bike Gas Motor Parts
Size: 415H Chain 110 links
Professional after-sales: Please check the description to confirm the compatibility before purchase.
Package Include: 1 Piece Chain Tensioner Kit+1-Piece 415-110L chain + 5-Pieces 415H Chain Connector Link
All of our parts are specially designed to exact standards, manufactured and tested to help deliver optimum performance

Rank No. #10

LUPING Chain Tensioner for Motorized Bicycle Spring Loaded Black Chain Tensioner for 49cc 66cc 80cc Engine Motorized Bike

Compatibility: This chain roller tensioner is fir for 49cc 66cc 80cc Engine Motorized Bike. Please check this is the correct part for your bike.
High Quality: The LUPING chain tensioner for motorized bicycle is constructed with thicken metal which is totally rust and corrosion resistant. This tensioner is spring loaded and it will keep chain from popping and snapping, which will prevent chains from damage and give you a fine riding experience.
Easy Installation: This spring loaded chain tensioner is mounted to the to the motor and can be adjusted to fit your vehicle perfectly. It is half assembled in the package, You just need to tighten the screws and put it on your bicycle motor.
Package: There is a set of motorized bike chain tensioner in the package. The set contains a tension roller, a spring, two metal structural plates, 5 screws, 2 nuts. It is half assembled.
Warranty: If you come across any issue or need any help during usage, we are here to help. We offer 30 days free return and 365 days free replacement warranty

SaleRank No. #11

HIAORS 3 Pulley Chain Tensioner Roller for Motorized Bicycle Bike 49cc 60cc 66cc 80cc 2 Stroke Engine

Fit motorized bicycle bike 49cc 60cc 66cc 80cc 2 stroke engine Chain Tensioner Roller
Package include 3pcs pulley chain tensioner rollers
Please check the size of your original one for matching before purchase

Rank No. #12

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

Rank No. #13

AlveyTech Chain Tensioner for 48cc - 80cc 2-Stroke Bicycle Engine Kits

Replacement chain tensioner for 48cc and 80cc 2-stroke bicycle engine kits.
Length: 5-1/2".
Roller diameter: 1-3/4".
A faulty chain tensioner can be identified by a loose chain that falls off during ride time.

Rank No. #14

Motcoda Motorized Bike Universal Chain Tensioner Heavy Chain Tensioner Adjuster Spring Sprocket Chain Tensioner for Motorized Bicycle Dirt Pit Pro Dirt Bike (Basic type)

【Product Features】This set of motorized bicycle chain tensioner can ensure proper tension and alignment of the chain, make the chain move smoothly and prevent the chain from derailing, excessive wear of the sprocket, and prolong the life of the chain. If your chain is not properly tensioned, it can lose or break or even damage the side covers and stator plates. This mtb chain tensioner makes your chain more durable and protects the side cover and stator plate
【Easy installation】This mini bike chain tensioner does not have too many installation procedures, just remove the screws to install the screws; it is a simple installation and use of the dirt bike chain tensioner, rgo kart chain tensioner
【Installation process】This mini bike chain tensioner kit is easy to install: Step 1: Remove the 4 fixing screws of the tensioning arm Step 2: Put the sprocket of the tensioning arm down and install it on the rear wheel support bridge of the motorcycle, Step 3: Match the removed 4 screws and nuts to the original holes, and then tighten the screws and nuts for debugging. Such a simple installation and you have a chain tensioner mini bike, chain tensioner bike, motorized bike chain tensioner
【Good versatility】This set of chain tensioner is a very suitable for Motorized Bicycle Dirt Pit Pro Dirt Bike, you can also have motorcycle chain tensioner, go cart chain tensioner

Rank No. #15

GUCIDDAK New Model Spring Loaded Chain Tensioner Kit for 49cc 50cc 66cc 80cc 2 Stroke Engine Gas Motorized Bicycle Bike Silver with Iron Wheel

Fitment：for 49cc 66cc 80cc Engine Motorized Bike 2 Stroke Engine
Package include：1 x Chain Tensioner Kit+ 1 x Iron wheel(as picture)
Color：Silver
Replacement for original part.Please check part comparibility to see if it fits your model.
The measurement of the actual items may slightly different from the listing images due to manual measurement,please allow 0.5-1mm difference.Thanks for your understanding.

Rank No. #16

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 product, you can return to our USA warehouse, no risk.

Rank No. #17

sthus Silver Spring loaded chain tensioner for 49cc 50cc 66cc 80cc Engine Motorized bike

Fitment: Chain Tensioner Spring Loaded For 49cc 50cc 66cc 80cc Engine Motorized Bike
Package Includ: 1 Chain Tensioner Kit
motorized bike chain tensioner
80cc bike chain tensioner

SaleRank No. #18

CDHPOWER Idler Pulley Chain Tensioner, with 4 Bolts, with Bearing for 66cc/80cc Gas Motorized Bicycle

Chain Tensioner for 2 Stroke 66cc/80cc/48cc
Any questions,please contact us firstly! we can help you solve the problem until you are satisfied.
with 4 Bolts, with Bearing
Works For 4-Stroke 49cc Gas Motor Engines Kit too
FOR 415 chain

Rank No. #19

UAUS Adjustable Chain Tensioner W/Chain Guide CNC Silver Fit 415 Chain For 49cc 66cc 80cc Engine Motorized Bike Bicycle

CNC Chain Tensioner For 49cc 66cc 80cc Engine Motorized Bike
Simple, clean design, and very effective. Improve your bike's reliability !
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 least 5/16" (8mm) of clearance. 3/8" (9.5mm) or more would be ideal.
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 fifth picture for installation. If you have any questions, please feel free to contact us.

Rank No. #20

CNCMOTOK Spring Loaded Chain Tensioner fit for 49cc 66cc 80cc Engine Motorized Bike 2 Stroke Engine (Black)

High quality：Spring loaded chain tensioner that keeps chain from popping and snapping.Thicken metal, not easy to bend deformation.
Chain Tensioner Spring Loaded For 49cc 66cc 80cc Engine Motorized Bike.It mounts right to the motor and has a wide range of adjustments to fit your bike perfectly.
Can be used for all chain drive applications including center mount and rear mount chain drive for gas motorized bicycle plan kits.
Package Include: 1 Chain Tensioner Kit，1x spare spring chain tensioner Guide wheel,1 x spare spring
Professional after-sales：We sell professional auto parts ，and provide free technical support. If you have any problems or dissatisfaction after receiving the products, please contact us directly to get New Replacement or Return.

Last update on 2023-07-30 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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The Best Motorized Bike Chain Tensioner of 2023 – Reviewed and Top Rated

How Do You Buy The Best Motorized Bike Chain Tensioner?

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