The Best 40T 104Bcd Chainring of 2023 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 40T 104Bcd Chainring of 2023. Check our ranking below.

2,185 Reviews Scanned

Rank No. #1

DJC Bike Chainring 104mm BCD Round/Oval MTB 104BCD 7/8/9/10/11/12 Speed Narrow Wide Tooth Aluminum 7075 Super Lightweight 30T 32T 34T 36T 38T 40 42 DH XC Trail Fat Bike ebike (1# Round Black, 40T)

104mm BCD support: Bolt Circle Diameter(BCD) is 104mm. Wrong BCD will not works. This 104BCD chainring support M391 M430 M590 M610 M615 M610 M670 M675 M770 M780 M785 M980 M640 M820, and Prowheel, IXF 104BCD crankset.
Aluminum 7075 & CNC Process: Aluminum 7075 ensure it is lightweight but stiffness. Full CNC makes the precision size and nice surface looking. 30-38T is 40-70g only(1.4-2.5oz).
7-12 Speed System Support: Your bike front chainring will be 1x after install this chainring. And rear flywheel cassette may 7/8/9/10/11/12s. 1x system makes your bike more lightweight compare to 3x and 2x.
Upgraded Narrow Wide Tooth: Current tooth shape is 2nd generation narrow wide tooth. With more curve and easy to clean and self-clean from soil. Makes the chainring lifespan more longer.
1 Year Warranty: We offer 1 year warranty. The package content is chainring and 4 pairs steel bolts.

Rank No. #2

DECKAS 104BCD 40T 42T 44T 46T 48T 50T 52T Narrow Wide Chainring Single Chainring for 7/8/9/10/11/12-Speed (Round Red, 40T)

Material: High quality 7075 aluminum alloy,Anodized surface.
The new narrow-wide teeth design increases chain retention, wear life, and reduces friction and noise.
Larger wide tooth design provides maximum ring durability and drop performance.
Suitable for most of Shimano and Sram cranksets, Please confirm that your crank BCD specification is correct before purchase.
PACKAGE INCLUDE: 1 x 104BCD narrow wide chainring.

Rank No. #3

YBEKI 30T 32T 34T 36T 38T 40T 42T 44T 46T 48T 50T 52T Chainring 104BCD Round Oval Narrow Wide Single Bike Chainring for 8 9 10 11 Speed Mountain Bike Road Bike MTB BMX (Black Round, 34T)

☆ 104 BCD CHAINRING - 104BCD Round Oval Narrow Wide Single Bike Chainring for 8 9 10 11 Speed Mountain Bike Road Bike MTB BMX. The Versatility of the 104 BCD, Stop dropped chains, install simply. Please carefully confirm the specification of crank 104 BCD before purchasing
☆ SAFE EFFLCIENT DESIGN - CNC machining integrated, intensity is more secure, appply for long time cycling. Extended edition plus or minus tooth shape, the chain can effect better
☆ LIGHTWEIGHT DESIGN - 104 BCD chainring is made of alloy structure, lightweight but sturdy. with positive and negative (The positive tooth corresponding chian tooth width; tooth corresponding negative chain is narow ), teeth designed to prevent the chain from dropping, and can lose about 1 kg in weight
☆ SMOOTH BEAUTIFUL - The bicycle chainring made of high-quality materials can maintain a smooth surface, bright colors, fade, and corrosion resistance. It is easier to clean than traditional chainring and will make your bicycle more beautiful overall
☆ QUALITY GUARANTEE 1YEAR WARRANTY - If for any reason you are not completely satisfied with the purchase you have made, Or any quality issues within 1 year. do not hesitate to email us, we will do our best to make it right for you as soon as possible. Or you only have to return the product for a full refund.

Rank No. #4

VXM 104BCD Narrow Wide Chainring 40t/42t/44t/46t/48t/50t/52t Chain ring for road bikes, Mountain Bikes, BMX MTB Bike (40T)

CHAINRING - Narrow Wide Offset 3mm Bicycle Chainring For MTB bike GXP XX1 X9 XO X01 NX XX GX X1 GXP11 CNC AL 7075 Crankset Chainwheel Parts. The Versatility of the Chainring, Stop dropped chains, install simply. CNC high speed engraving and milling hard oxidation treatment, In order to let you enjoy the ride, it is important to choose the quality
SAFE EFFLCIENT DESIGN - CNC machining integrated, intensity is more secure, appply for long time cycling. Extended edition plus or minus tooth shape, the chain can effect better
LIGHTWEIGHT DESIGN - chainring is made of alloy structure, lightweight but sturdy. with positive and negative (The positive tooth corresponding chian tooth width; tooth corresponding negative chain is narow ), teeth designed to prevent the chain from dropping
SMOOTH BEAUTIFUL - The bicycle chainring made of high-quality materials can maintain a smooth surface, bright colors, fade, and corrosion resistance. It is easier to clean than traditional chainring and will make your bicycle more beautiful overall
QUALITY GUARANTEE 1YEAR WARRANTY - If for any reason you are not completely satisfied with the purchase you have made, Or any quality issues within 1 year. do not hesitate to email us, we will do our best to make it right for you as soon as possible. Or you only have to return the product for a full refund.

Rank No. #5

GANOPPER 36 38 40 42 Tooth Bike Oval Chainring Guard 104BCD Mountain Bike Chain Bashguard Sprocket Protector for MTB BMX Road Bike Chain Bash Guard

Material: Full CNC Hollow Design,AL 6061/T6 heating Treatment ,stable and durable .Lightweight aluminum Bike Chainring Protector for All Mountain and aggressive XC
Size: 104BCD ,Shape : Crown , Thickness: 4mm,Durable. Diameter:180mm ,Weight:Approx 57.2g(0.12 lb)
Fit For 104 BCD 36T, 38T,40T ,42T Chain ring Guard ,bolts included(4pcs 2mm Chainring Bolts spacer included, you can add it if necessary).
Use for Single Speed/Double/Triple MTB Crankset Bash Guard ,Considering interference,if your crankset is single speed design ,please add spacer between chainring and bashguard before use;16.8mm super long bolts can be used for 104mm 2X 3X crank set
Parcel: bicycle chain bashguard *1 pcs ,M8*16.8mm crank bolts *4sets,Bike Chainring Bolt Spacer *4 pcs(2mm thickness)

Rank No. #6

MSRECK Round Oval Chainring 104 BCD 32T 34T 36T 38T 40T 42T 44T 46T 48T 50T 52T Narrow Wide Single Chain Ring for Road Bikes, Mountain Bikes, BMX MTB Bike (Black Round, 34T)

Single speed 104mm BCD 32/34/36/38/40/42/44/46/48/50/52T, Round/Oval, Black/Red/Blue, Thickness 4mm (1.9mm Narrow, 3.7mm Wide), very easy to install.
The new narrow-wide teeth design increases chain retention, wear life, and reduces friction and noise.
Only suit Single speed chainring, doesn't fit double/triple speeds chainrings,7/8/9/10/11/12/speed chains (for Shimano/SRAM/FSA crank).
7075 T6 aluminium alloy CNC engraving and milling, anodic oxidation, full of the laser marking，Super durable and light weight.
Package include: 1 x 104BCD narrow wide chainring.

Rank No. #7

BOLANY MTB 170mm Square Taper Crankset 104BCD Narrow Wide Tooth Chainring with 32T/34T/36T /38T/40T/42T Mountain Bike Single Round Chainring and Crankset (34T)

Chainring：Single round chainring and narro wide teeth design, Better to prevent chain drop. 104BCD 32T/34T/36T/38T/40T/42T
Crank: 104 BCD ultra light mountain bike crank, Crank Arm Length: 170mm, Crankset weight: 640g，Crank related holes distance: 74mm，only can be used on Single chainring，
Material：The BOLANY Bike Cranksets are constructed entirely of high-strength 7075 aluminum alloy, which is strong, durable, and lightweight.
Craftsmanship：The chainrings and cranks are galvanically matte black, CNC crafted, and anodized. The surface is smooth and easy to clean. Committed to being the best bike crankset
Attention: These cranks and chainrings are for single chainring only，Please check the size and Chainring you need before buying. if you have any questions, please feel free to contact us.

Rank No. #8

VXM 104BCD Chainring 40T 42T 44T 46T 48T 50T 52T【High Strength and Ultra Light】 Narrow Wide Chain Ring for Road Bike,Mountain Bike,BMX Bike,MTB Bike Parts

【CNC Machine Tools,Integral Cutting Forming】🏆CNC 7075-T6 aluminum, aerospace grade strength，CNC machine tools, direct cutting, and integral forming.It is very nicely machined.
【Narrow Wide Tooth】💪The narrow wide tooth design increasing the contact area with the chain greatly, increase the grasp force, make you no longer worried about the chain dorpped, easy to pass through the bumpy road.
【Suitable for most 104BCD bicycle】🚲This chainring be used for ALL KINDS OF 104BCD cranks.Fit Mountain Bike,BMX Bike,Road Bike,Tandem Bike,Recumbent Bike,Cyclocross Bike,Dirt Jumper,Folding Bike,Hybrid/Comfort Bike.
【Light Weight】🚴‍♀40T(78g) / 42T(89g) / 44T(99g) / 46T(111g) / 48T(124g) / 50T(137g) / 52T(151g).It can help the vehicle reduce 1kg weight.
【Safe And Reliable】🛡Stiff 4mm plate thickness and I-beam construction transfer loads without flexing,Chain ring installed easily.

Rank No. #9

MOTSUV 104BCD Chainring 40T 42T 44T 46T 48T 50T 52T [Not Fall Off] Narrow Wide Chain Ring with 5 Pieces Sprocket Bolts for Road Bike, Mountain Bike, BMX Bike, MTB Bike Parts Red

High quality 7075 aluminum alloy Light Weight,Great Strength,High Performance,and also with 5 chainring bolts
Narrow Wide Chainring Larger wide tooth design provides maximum ring durability and drop performance.wear life, and reduces friction and noise.
Safe And Reliable Stiff 4mm plate thickness and I-beam construction transfer loads without flexing,Chain ring installed easily.
Light Weight 40T(81.5g) / 42T(87.5g) / 44T(95.8g) / 46T(102.6.g) / 48T(112.6g) / 50T(121.7g) / 52T(131.6g).It can help the vehicle reduce 1.5kg weight.
Suitable for most 104BCD bicycle Suitable for most of Shimano and Sram cranksets, Please confirm that your crank BCD specification is correct before purchase.

Rank No. #10

40T/42T Aluminium Alloy Lightweight Single Chain Ring Bike Chainring, Bicycle Chain Wheel, BCD 104MM for Mountain Bike Bike Crankset Road Bike AM/XC Bicycle(42T disc (104BCD))

Suitable for most SHIMANO crankset, fit for AM/XC bicycle.
The positive tooth corresponding chian tooth is wide, tooth corresponding negative chain is narrow.
Ergonomic shape utilizes the stampede acting efficiently to create more stampede traction.
A perfect replacement for bike repair.
Made of high quality aluminium alloy, which is lightweight and durable to use.

Rank No. #11

Snail Ultralight Aluminum Alloy 30T Cycling Chainring 104BCD Four Chainring Bolts for Road Bike Mountain Bike BMX MTB Single Chain Ring (Black)

Material: aluminum alloy
Thickness: 4MM BCD: 104MM Process: full CNC machining process
Applicable crank: It can be used for most SHIMANO (such as M370 M610) (except for new models such as M4000 M7000 M8000), as well as quick-connected cranks. Other cranks are recommended to be measured before buying!
The positive and negative teeth design makes it unnecessary to install the chain guide, and there is no need to worry about the chain. It is suitable for AM/XC models to modify single discs. For those who like lightweight, we recommend you to install! The weight can be reduced by about 1KG!
30T 27.5 inch 29er off-road family, because the wheel diameter is relatively large, encountering the sinister steep slope is very urgent. Like the flywheel, the flywheel is now more and more inclined to the largest piece of large teeth 40T 42T or even larger, which can reduce the gear ratio, more suitable for racing climbing off-road.

Rank No. #12

104mm BCD Narrow Wide Tooth Round Bicycle Chainring 40T 42T 44T 46T 48T 50T 52T CNC Machined Alloy Fits 8 to 12 Speed Chains (48T Round Chainring)

Material: CNC Machined Aluminum Alloy. Light Weight with Great Strength and High Performance.
Bolt Center Diameter: 104mm. Plate Thickness: 4mm.
Product net weight: 78grams(40T); 89grams(42T); 99grams(44T); 111grams(46T); 124grams(48T); 137grams(50T); 151grams(52T).
Narrow Wide Tooth Design Ensures Chain Retention. CNC Machined Aluminum Alloy.

Rank No. #13

Enjcyling Narrow Wide Single Chainring 104BCD CNC Alloy 4 Bolts Round Oval Opition 104mm BCD 32/34/36/38/40/42/44/46/48/50/52T 1X System Chain Ring for 7-12S Speed Chains (Black Oval, 40T)

CHAINRING: This is 104BCD narrow wide single chainring. Bolt center diameter: 104 mm. Plate thickness: 4mm(30T: 8mm). Round chainring & Oval chainring is available option.
MATERIAL: CNC machined 7075 aluminum alloy. Light weight with great strength and high performance. CNC high speed engraving and milling hard oxidation treatment, in order to let you enjoy the ride, it is important to choose the quality.
SAFE EFFLCIENT DESIGN: Chainring is made of alloy structure, lightweight but sturdy. With positive and negative (The positive tooth corresponding chian tooth width; tooth corresponding negative chain is narow ), teeth designed to prevent the chain from dropping.
WARRANTY: If for any reason you are not completely satisfied with the purchase you have made, Or any quality issues within 1 year. do not hesitate to email us, we will do our best to make it right for you as soon as possible. Or you only have to return the product for a full refund.
PACKAGE: 1X Chainring, 4pcs Bolts, Magic Scarf(Random Pattern).

Rank No. #14

BestPartsCom Elite 104mm BCD 32T 34T 36T 38T Narrow Wide Single Chainring Round Oval 1X System AL7075 CNC Ultralight Bicycle Chainwheel Single Chain Ring fit MTB XC Trail (Black Round, 32T)

Material: High quality 7075 aluminum alloy,Anodized surface.
The new narrow-wide teeth design increases chain retention, wear life, and reduces friction and noise.
Larger wide tooth design provides maximum ring durability and drop performance.
Suitable for most of Shimano and Sram cranksets, Please confirm that your crank BCD specification is correct before purchase.
PACKAGE INCLUDE: 1 pcs 104BCD narrow wide chainring.

Rank No. #15

Cyclon Single Speed Square Taper Crankset, 170mm Mountain Bike Crankset with 104BCD 32T/34T/36T/38T/40T/42T Narrow Wide Tooth Round Black Chainring, Replacement for Bicycle Crank Arm Set MTB Crankset

【High Grade Crankset】The surface of mtb crankset is frosted and anodized, and at the same time, the density of the aluminum alloy in the threaded part of the crank arm is increased, which effectively protects the crank and prolongs the use time.
【Crankset Size】High-quality aluminum alloy square taper crankset, crank arm length is 170mm, suitable for 104BCD single speed chainring and 9/16" pedals.
【BCD104 Chainring】The alternate design of narrow and wide teeth can effectively prevent the chain from falling off. 32T/34T/36T/38T/40T/42T round black chainring are available in a variety of options to meet various needs.
【Compatible】Suitable for most of 8/9/10/11 single speed mountain bike, road bike, not for multi-speed bikes.
【Package Include】:1PC Mountain bike crankset , 1PC single speed chainring, 4PCS Chainring bolts, 1PC Three-pronged wrench and a exquisite box.

Rank No. #16

DECKAS Round Chainring 110BCD 36T 38T 40T 42T 44T 46T 48T 50T 52T Narrow Wide Chainring for 7 to 12 Speed Chains (Black 36T)

Material: High quality 7075 aluminum alloy, anodized surface.
The new narrow-wide teeth design increases chain retention, wear life, and reduces friction and noise.
Larger wide tooth design provides maximum ring durability and drop performance.
Suitable for most of Shimano and Sram cranksets, Please confirm that your crank BCD specification is correct before purchase.
Package include: 1 x 110BCD narrow wide chainring.

Rank No. #17

DECKAS 170mm Crankset, 104 BCD Mountain Bike 32T 34T 36T 38T 40T Single Speed Round Oval Narrow Wide Tooth Chainring and Crank Arm Set for MTB BMX Road Bicycle (Oval 32T)

Material: Alloy 6061 crank, high intensity steel chainring.
Bottom Bracket Width: 68-73mm. BCD: 104mm. Crank Arm Length: 170mm, Crank Screw Aliber: 15mm.
Chainring: 104BCD 32/34/36/38/40T single speed round oval narrow wide teeth chainring.
Compatible With: Shimano, FSA, Gaint ATX770 ATX770-D XTC 750.
Package Include: One fordged crank set, bottom bracket, chainring, 4 pcs single chainring bolts, crank screw, crankset bolt allen wrench.

Rank No. #18

X AUTOHAUX Round Chainring 104 BCD 40T Narrow Wide Single Bike Chainring for 8 9 10 11 Speed Road Bikes MTB BMX Bicycle with 4 Pieces Chain Wheel Bolts Red

Fitment: 104 BCD chainring round narrow wide single bike chainring for 8 9 10 11 Speed Mountain Bike Road Bike MTB BMX
Feature: Chainring round narrow-wide tooth design increases the grip of the bicycle chain, protects the frame from scratches, and reduces friction and noise
Material: made of aluminum alloy, anodized surface bright color and with good corrosion resistance
Easy Mounting: Just tighten the screws, providing you with a convenient experience
Package Include: 1 x Single Chainring, 4 x Sprocket Bolts Nuts

Rank No. #19

VGEBY1 Bike Chain Ring, 40T 42T Narrow Wide Chainring Single Crankset Sprocket Wheel (42T104BCD)

HUMANIZED DESIGN--Ergonomic shape utilizes the stampede acting efficiently to create more stampede traction.
PERFECT CHOOSE FOR CHAIN RING--The positive tooth corresponding chain tooth is wide, tooth corresponding negative chain is narrow.
HIGH COMPATIBLE--Made of high quality aluminium alloy, suitable for most crankset, compatible with AM/XC .
MORE PRACTICAL--The narrow wide tooth design greatly increases the contact area with the chain, thus each chainwheel teeth can be fully inserted to achieve maximum grasp force.
LONG SERVICE LIFE--Standard tooth design ensures optimal chain retention, increases service life and reduces friction and noise.

Rank No. #20

DECKAS Round Oval Chainring 104BCD 32T 34T 36T 38T Narrow Wide Chainring for 6 7 8 9 10 11 12 Speed Chains (Round Black, 34T)

Material: High quality 7075 aluminum alloy,Anodized surface.
The new narrow-wide teeth design increases chain retention, wear life, and reduces friction and noise, larger wide tooth design provides maximum ring durability and drop performance.
Suitable for most of Shimano and Sram cranksets, Please confirm that your crank BCD specification is correct before purchase.
Gift: You may find it a gift option to your husband, wife, boyfriend, girlfriend, or gift for your kids' bike for back to school gift, Christmas gift, Valentine's day gift, Mother's day or Father's day gift, thanksGiving gift or New year gifts, for mountain bike, fat bike or e-bike.
Package include: 1 x 104BCD narrow wide chainring.

Last update on 2023-08-14 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best 40T 104Bcd Chainring?

Do you get stressed out thinking about shopping for a great 40T 104Bcd Chainring? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching 40T 104Bcd Chainring, which is why we have assembled a comprehensive list of the greatest 40T 104Bcd Chainring available in the current market. We’ve also come up with a list of questions that you probably have yourself.

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Is it worth buying an 40T 104Bcd Chainring?
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We’re convinced that you likely have far more questions than just these regarding 40T 104Bcd Chainring, 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 40T 104Bcd Chainring, 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 40T 104Bcd Chainring. Make sure that you are only using trustworthy and credible websites and sources.

We provide an 40T 104Bcd Chainring 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 40T 104Bcd Chainring currently available on the market.

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Brand Value: Every brand of 40T 104Bcd Chainring 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.
Features: What bells and whistles matter for an 40T 104Bcd Chainring?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your 40T 104Bcd Chainring.
Customer Ratings: Number ratings grade 40T 104Bcd Chainring objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 40T 104Bcd Chainring.
Product Quality: You don’t always get what you pay for with an 40T 104Bcd Chainring, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an 40T 104Bcd Chainring is should be an indication of how long it will work out for you.

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The Best 40T 104Bcd Chainring of 2023 – Reviewed and Top Rated

How Do You Buy The Best 40T 104Bcd Chainring?

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