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SKU: CNRG2409

E*thirteen Ultralight Guidering 40T Boost Chainring for MTB & Gravel | Narrow-Wide Teeth, Direct Mount, SRAM & Shimano Compatibility, 10-12 Speed, Black, Anti-Chain Drop, QuickConnect System

Regular price $83.95
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Description
Specifications

Upgrade your mountain and gravel bike performance with the Ethirteen Ultralight Guidering (5mm Boost), 40T - Black. Designed for precision, durability, and compatibility, this direct mount chainring is an essential component for avid cyclists seeking smooth shifting, optimized clearance, and enhanced drivetrain longevity.

Materials & Construction:

Constructed from high-grade aluminum with a robust black anodized finish, the Ethirteen Ultralight Guidering combines strength with lightweight performance. Its durable build ensures resistance to impacts and wear, maintaining optimal performance across rugged terrains.

Performance & Engineering:

Engineered with Ethirteen's innovative M3 narrow-wide tooth profile, this chainring effectively eliminates chain noise and reduces system wear. The increased tooth height and optimized tooth shape improve chain retention, minimizing drop risks during aggressive riding or technical descents. Suitable for 10, 11, and 12-speed setups, it guarantees seamless integration with modern drivetrain systems.

Components & Technology:

Featuring a direct mount design compatible with Ethirteen's QuickConnect system, the Ultralight Guidering offers a secure, tool-less installation. Its 40-tooth round ring provides a versatile gear option for various riding styles, from fast-paced XC to gravel adventures. Additionally, the chainring supports both Shimano and SRAM 12-speed drivetrains, delivering reliable, cross-compatible performance.

Style & Use Case:

With a sleek black finish, this chainring complements any bike aesthetic while offering maximum functionality. Perfect for mountain biking, cyclocross, and gravel riding, it enables riders to tackle technical trails and long-distance gravel roads with confidence. The 5mm boost offset ensures ideal chainline alignment for boost 148mm on XC mountain cranks and 142mm on gravel models, as well as compatibility with Superboost spacing on TRS and LG1 cranks.

Innovative Features & Benefits:

- Narrow-wide tooth profile reduces chain noise and wear

- Compatible with 10-12-speed Shimano and SRAM drivetrains

- Fits XCX, TRS, and LG1 cranks with Boost and Superboost spacing

- Lightweight ultralight aluminum construction for reduced weight

- Easy QuickConnect mount for quick installation and removal

Elevate your drivetrain efficiency with the Ethirteen Ultralight Guidering (5mm Boost), 40T - the ultimate choice for riders who demand durability, performance, and style in every pedal stroke. Optimize your bike's shifting and chain retention today.

  • Optimize your mountain and gravel riding with the E*thirteen Ultralight Guidering (5mm Boost), a high-performance 40-tooth chainring designed for durability and lightweight efficiency.
  • Constructed from premium aerospace-grade aluminum, this direct mount chainring offers exceptional strength and corrosion resistance for demanding trail conditions.
  • Featuring E*thirteen's updated M3 narrow-wide tooth profile, it reduces chain noise and minimizes system wear, ensuring smoother gear shifts and increased longevity for 10, 11, and 12-speed SRAM and Shimano drivetrains.
  • Designed for versatility, it provides a Boost 148mm chainline compatibility on XCX mountain cranks and 142mm on gravel cranks, as well as Superboost spacing on TRS and LG1 cranks, making it ideal for diverse bike setups.
  • With compatibility for quickconnect mounts and an anti-chain drop ring type, this round, black chainring seamlessly integrates into your setup to enhance performance, style, and reliability on any ride.
Oval/RoundRound
Teeth40
ColorBlack
Model NameUltralite Guidering
Ring TypeSingle (Anti-Chain Drop)
MountQuickConnect (E*Thirteen)
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