Direct Mount 40 Teeth Bicycle Chainrings
Bolt Circle Diameter (BCD) is the diameter of an imaginary circle running through the center of the chainring mounting holes. It is always defined in millimeters.
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Showing 11 products:
Rotor OCP DM 1x No-Q Ring, 40T, Black 
BuyPART NUM 973901
OCP mount's patent-pending, proprietary technology allows the oval direct mount to be adjusted in 1-degree increments for optimized pedaling biomechanics … read more
In Store
Ships Freeyour price $130.00 + ships free
BuyPART NUM 973901 
5Dev 7075 Road Chainring, 8-Bolt Sram 40T - Raw/Clear BuyPART NUM 517651
Machined in San Diego, CA, these round chainrings are made of 7075 aluminum SRAM 8-bolt Direct Mount fitment Works with both SRAM and … read more
your price $99.00 + ships free
BuyPART NUM 517651 
Easton Cycling FlatTop Direct Mount Chainring, 40T, 12sp, Black BuyPART NUM 672594
SRAM FlatTop compatible direct mount rings Item Specifications BCD: Direct Mount Narrow-Wide Design: Yes Primary … read more
your price $82.49 + ships free
BuyPART NUM 672594 
Absolute Black Easton Direct Mount CX Oval 40T - Black BuyPART NUM 363925
Replaces the existing chainring and spider Easton or Cinch cranks Narrow wide tooth profile keeps the chain snug, allowing you to leave the … read more
your price $89.95 + ships free
BuyPART NUM 363925 
5Dev 7075 Road Chainring, 8-Bolt Sram 40T - Black BuyPART NUM 414342
Machined in San Diego, CA, these round chainrings are made of 7075 aluminum SRAM 8-bolt Direct Mount fitment Works with both SRAM and … read more
your price $99.00 + ships free
BuyPART NUM 414342 
Absolute Black Spiderless GXP/BB30 DM CX Oval Chainring - 40T - Black BuyPART NUM 145656
Replaces the existing chainring and spider on 3-bolt GXP cranks Narrow wide tooth profile keeps the chain snug, allowing you to leave the … read more
your price $89.95 + ships free
BuyPART NUM 145656 
Wolf Tooth Components Cannondale CX Direct Mount Ring, 40T - Black BuyPART NUM 109849
Road/Cross/Gravel offset ring has a reverse dish for perfect chainline Fits Cannondale Hollowgram SI and SISL cranksets, replacing ring and … read more
your price $94.95
BuyPART NUM 109849 
SRAM Apex X-Sync 1x Steel Chainring 8-bolt, 40t, Black
BuyPART NUM 299954
SRAM X-SYNC road direct mount chainrings provide the highest level of durability and performance Tall and square tooth design engages the … read more
your price $21.00
BuyPART NUM 299954 
Praxis Works Wave Ring 40t 3-Bolt Direct Mount 
Info
Wave Tech tooth profile for better chain retention and mud shedding Machined plate 7075 T6 Al for superior stiffness, with hard black anodizing … read more
your price $80.00 + ships free
Info 
Rotor OCP DM Q Oval 1x Ring, 40T, Black Info
OCP mount's patent-pending, proprietary technology allows the oval direct mount to be adjusted in 1-degree increments for optimized pedaling biomechanics … read more
your price $150.00 + ships free
Info 
White Industries MR30 TSR 1x Chainring (3mm Offset) 40T, Silver Info
MR30 series TSR chainrings fit White Industries M/A/R/G 30mm spindle cranks only Works with SRAM 10/11/12spd (including flat-top) chains … read more
your price $95.10 + ships free
Info 
"Incremental enhancements. Perpetual improvements. Revolutionary Innovation. When advancements are continuously made to every attribute of every component, the result is overall performance that is simply second to none. And to real cycling enthusiasts, there is nothing more gratifying then achieving the ultimate ride. And the best part is we just keep making it better. This is what SRAM is all about."
In Store products are available to view in our showroom. In Store orders usually ship the same or next business day.
These models are available for online purchasing and can be shipped directly to you.
Bolt Circle Diameter (BCD) is the diameter of an imaginary circle running through the center of the chainring mounting holes. It is always defined in millimeters.
Chainring Teeth
These single chain rings have special properties which help retain the chain on the ring.
These rings can be used in the inner position.
These rings can be used in the middle position.
These rings can be used in the outer position.
These rings can be used in single ring applications.
Our Lowest Price - This product is ineligible for additional discounts or rebates.
Buy this product and your entire order ships for free.
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