Technical sheet

Stronglight Lexar 104 BCD chainring

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Features of Stronglight Lexar 104 BCD

Product description of Stronglight Lexar 104 BCD chainring

Description summary

Upgrade your MTB with the STRONGLIGHT Lexar 104 BCD chainring. Crafted in France from aerospace-grade 7075 T6 aluminium, it offers exceptional strength, stiffness, and lightweight performance for superior power transfer and acceleration. Its precision-engineered tooth profile ensures smooth, fast, and reliable shifting for 10-speed systems. With a 104mm BCD, it´s widely compatible with SRAM, Shimano, and Stronglight cranksets. Built for durability and demanding off-road conditions, this 44T chainring is the perfect upgrade for trail, XC, and all-mountain riders seeking enhanced drivetrain performance and lasting quality

STRONGLIGHT Lexar 44T 104 BCD MTB Chainring | 10-Speed

Upgrade your mountain bike´s performance with the STRONGLIGHT Lexar 104 BCD Chainring, a premium component engineered in France for the discerning MTB cycling enthusiast. Designed to deliver uncompromising durability and flawless shifting, this chainring is the perfect choice for replacing a worn-out part or upgrading your 3x10-speed drivetrain. Experience the confidence that comes with a high-quality, precision-machined component on every climb, descent, and technical trail section.

The Lexar chainring is meticulously crafted from 7075 T6 aluminium, an aerospace-grade alloy renowned for its exceptional strength-to-weight ratio. This advanced material ensures maximum stiffness for efficient power transfer, resisting flex under heavy pedalling loads while remaining incredibly lightweight. This results in sharper acceleration and a more responsive feel, allowing you to conquer challenging terrain with greater efficiency. The hard-wearing nature of 7075 T6 aluminium also guarantees an extended service life, standing up to the grit, mud, and demands of aggressive off-road riding.

Engineered for seamless integration, this 4-arm chainring features the industry-standard 104 mm BCD (Bolt Circle Diameter), ensuring wide compatibility with a vast range of MTB cranksets from leading brands like SRAM, Shimano, and of course, Stronglight. The tooth profile is specifically optimized for 10-speed chains, providing smooth, fast, and reliable gear changes when you need them most. Whether you´re shifting under pressure during a steep ascent or quickly changing gears in rolling singletrack, the STRONGLIGHT Lexar delivers the precision you can count on.

Key Benefits:

* Superior Shifting Performance: Expertly designed tooth profiles ensure crisp, quick, and reliable shifting across your 10s cassette, enhancing your control and rhythm on the trail.
* Exceptional Durability and Strength: Constructed from high-grade 7075 T6 aluminium for outstanding resistance to wear and deformation, guaranteeing long-lasting performance in all MTB cycling conditions.
* Lightweight for Enhanced Efficiency: The advanced alloy construction minimizes rotational weight, contributing to faster acceleration and a more agile ride without sacrificing an ounce of strength.
* Broad Drivetrain Compatibility: Designed with a 104 mm BCD and optimized for 10-speed systems, this chainring serves as a versatile and hassle-free upgrade for many Shimano, SRAM, and Stronglight 3x cranksets.
* Quality French Manufacturing: Leverage the heritage of STRONGLIGHT´s precision engineering and manufacturing excellence, ensuring a component built to the highest standards of quality and reliability.

Perfect for trail riders, cross-country racers, and all-mountain adventurers, the STRONGLIGHT Lexar chainring is the definitive choice for elevating your bike´s drivetrain.

Brand:- STRONGLIGHT.

Specifications:

* Product: STRONGLIGHT MTB Chainring
* Model: Lexar
* Arm Design: 4-Arm
* Bolt Circle Diameter (BCD): 104 mm
* Teeth: 44T
* Drivetrain Speed: Designed for 3x10-speed systems
* Material: Aluminium 7075 T6
* Compatibility: SRAM / Shimano / Stronglight (also compatible with Stronglight Vision)
* Mounting: Without thread (requires chainring bolts with nuts)
* Finish: Anodized Black
-FR

Specifications

Manual

Technical specifications of Stronglight Lexar 104 BCD

Features of Stronglight Lexar 104 BCD

Color Silver

Color

Silver

Recommended Use MTB Cycling

Recommended Use

MTB Cycling

Speed 10s

Speed

10s

Direct Mount Unspecified

Direct Mount

Unspecified

BCD 104 mm

BCD

104 mm

Key differentiators

Crafted from durable 7075 T6 aluminum for stiffness and efficient power transfer

Designed for reliable shifting and long-lasting performance on MTB trails

Features 44 teeth and is optimized for 10-speed drivetrains

Standard 104mm Bolt Circle Diameter (BCD) for broad crankset compatibility

Technology in Stronglight Lexar 104 BCD chainring

Energy rating

Warnings

/ 5

1 Reviews

What our customers are saying about Stronglight Lexar 104 BCD chainring

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Include AI Generated questions and answers

2026-07-29

Generated by AI and verified

What are the main benefits of the Stronglight Lexar chainring?

Answer of Generated by AI and verified

The Stronglight Lexar chainring is engineered for durability and performance. It's constructed from 7075 T6 aluminium, an aerospace-grade alloy known for its excellent strength-to-weight ratio. This provides maximum stiffness for efficient power transfer and ensures a long service life. Additionally, its tooth profile is optimized for 10-speed systems to deliver smooth and reliable shifting on the trail.

* Generated by AI based on customer and product data

2026-07-29

Generated by AI and verified

What material is the Stronglight Lexar 104 Bcd Chainring made from?

Answer of Generated by AI and verified

This chainring is crafted from high-quality 7075 T6 aluminium, an alloy recognized for its exceptional strength and light weight, making it ideal for performance mountain biking components.

* Generated by AI based on customer and product data

2026-07-29

Generated by AI and verified

Is this chainring suitable for mountain biking?

Answer of Generated by AI and verified

Yes, the Stronglight Lexar 104 BCD Chainring is specifically designed for MTB cycling users. Its durable aluminium construction and design are engineered to handle the demands of off-road riding, including climbs, descents, and technical trails.

* Generated by AI based on customer and product data

2026-07-29

Generated by AI and verified

What type of drivetrain is the Stronglight Lexar chainring compatible with?

Answer of Generated by AI and verified

This chainring is designed for use with 10-speed drivetrains. It features a standard 104mm Bolt Circle Diameter (BCD) and is compatible with a wide range of MTB cranksets, including those from Shimano.

* Generated by AI based on customer and product data

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Frequently bought together

Best sellers

Use cases

Mountain Bike Drivetrain Upgrade 90% Fit

This chainring is a solid upgrade for mountain bikers using a 10-speed system. The 104mm BCD is a common standard for many MTB cranksets, and the 44T size is ideal for gaining speed on flatter trails and fire roads.

104mm bolt_circle_diameter,44T number_of_teeth,10-speed compatible_chain_speed,Shimano crankset_compatibility

Restoring or Refurbishing an Older Bike 85% Fit

Perfect for bringing a reliable older bike back to life, this chainring replaces a worn-out component on a 10-speed Shimano-compatible crankset. Its aluminum construction provides a durable and reliable replacement for many years of riding.

10-speed compatible_chain_speed,Shimano crankset_compatibility,104mm bolt_circle_diameter,aluminum chainring_material

Hybrid or Bike Performance Boost 75% Fit

For commuters or hybrid bike riders looking for more top-end speed on paved paths and roads, this 44T chainring offers a noticeable performance increase. It's a great all-rounder for riders who want to improve their bike's versatility without a full drivetrain overhaul.

44T number_of_teeth,10-speed compatible_chain_speed,aluminum chainring_material

Custom Touring Bike Build 70% Fit

When building a custom touring bike with a 10-speed setup, this chainring provides a reliable and balanced option. The aluminum material is durable enough for long-distance riding, and the 104mm BCD standard offers wide compatibility with many touring-appropriate cranksets.

104mm bolt_circle_diameter,aluminum chainring_material,10-speed compatible_chain_speed

Best for

Best for Reliable Drivetrain Upgrades

This chainring is a solid performance upgrade for regular riders, offering excellent durability and efficient power transfer thanks to its 7075 T6 aluminum construction.

Based on product features

Ideal for Consistent Weekend Rides

Designed for terrain versatility and compatible with 10-speed Shimano systems, this chainring provides the riding assurance needed for enjoyable and varied weekend cycling.

Based on product features

Great for Achieving Personal Bests

For cyclists focused on improving their performance, this chainring's stiff aluminum build ensures efficient power transfer to help them meet their personal goals.

Based on product features

Benefits

FunctionalEasily Fits Common Drivetrain Setups

Designed for straightforward installation on many bicycles, this chainring features a standard 104mm bolt circle diameter and is compatible with widely-used Shimano cranksets. This makes it a versatile and accessible choice for replacing or upgrading your 10-speed drivetrain components.

Bolt circle diameter: 104mm

Crankset compatibility: Shimano

Compatible chain speed: 10-speed

FunctionalDurable Construction for Everyday Riding

Constructed from aluminum, this chainring offers a dependable solution for your cycling needs. The material provides a solid foundation for consistent performance, making it a practical component for daily commutes and recreational rides.

Chainring material: aluminum

FunctionalGeared for Higher Speeds

With its 44-tooth configuration, this chainring is suited for riders looking to maintain momentum and achieve higher speeds on flatter terrains. It provides the gearing necessary to push your performance and reach new personal bests on your rides.

Number of teeth: 44T

Ideal buyer profiles

The Upgrader

This cyclist is focused on maximizing their bike's efficiency and performance. They understand the importance of drivetrain components and seek upgrades that offer tangible benefits in power transfer and durability without requiring a complete system overhaul.

The Stronglight Lexar chainring is an ideal choice due to its construction from high-grade aluminum, which ensures stiffness for excellent power transfer and long-lasting durability. Its design for 10-speed systems and compatibility with Shimano cranksets allows for a straightforward upgrade that enhances performance and reliability on the ride.

The Dedicated MTB Rider

This individual regularly rides mountain trails and requires components that can withstand varied and demanding conditions. They prioritize reliability and smooth gear changes to maintain momentum and control on climbs, descents, and technical sections.

With its robust aluminum construction and 104mm BCD, this chainring is well-suited for mountain bike applications. It provides the durability needed to handle trail-riding forces and ensures the reliable, smooth shifting performance that is critical for maintaining cadence and control across changing terrain.

The Maintenance-Savvy Cyclist

This rider performs their own bike maintenance and repairs, replacing worn parts with quality components to keep their bike in top condition. They look for reliable, compatible parts that offer good performance for the cost, ensuring their bike is always ready for the next ride.

As a replacement part, the Stronglight Lexar excels. It meets specific technical requirements—104mm BCD, 44 teeth, and 10-speed compatibility—making it a perfect fit for many existing Shimano cranksets. The durable aluminum construction promises a long service life, restoring crisp shifting and efficient performance to a well-maintained bicycle.

Competitive features

When evaluating drivetrain components, it's essential to compare options based on their intended use and material construction. The Stronglight Lexar 104 BCD Chainring is engineered for mountain bike users seeking a durable upgrade for 10-speed systems. This analysis places it alongside other chainrings to highlight its specific characteristics.

Where it excels

The Stronglight Lexar is explicitly designed for 10-speed MTB drivetrains, making it a direct-fit replacement or upgrade for this specific setup. Constructed from 7075 T6 aluminium, a material noted for its strength-to-weight properties, this chainring is built for stiffness and efficient power transfer on the trail.

Consider alternatives if...

The provided comparison data does not offer specific technical differentiators such as bolt circle diameter (BCD), tooth count, or material across the products. Buyers needing to compare these precise specifications will need to seek additional details for each model to ensure compatibility and performance alignment with their specific drivetrain needs.

Verdict

The Stronglight Lexar 104 BCD Chainring is a focused component for mountain bikers using a 10-speed drivetrain. Its construction from 7075 T6 aluminium suggests a design centered on durability and performance. While it stands as a solid choice for its intended application, the lack of detailed comparative specs in the provided data means that cyclists must verify compatibility and features against their specific requirements before purchasing.

Specs comparison

	Stronglight Lexar 104 BCD chainring	Stronglight Type S-5083 130 Bcd Chainring	Stronglight Mtb Xc-e Intermediate 4b 104/64 Bcd Chainring
Compatible Chain Speed	10 speed	9	9 speed
Crankset Compatibility	Shimano	Shimano	Shimano
Chainring Material	aluminum	aluminum	aluminum
Number Of Teeth	44 teeth	38 teeth	32 teeth
Direct Mount	false	false	-

Specs vs competitors

	Stronglight Lexar 104 BCD chainring	Bbb Shimano Xt Bcr-46s 64 Bcd Chainring	Specialites Ta Chinook-medio 104 Bcd Chainring
Compatible Chain Speed	10 speed	10 speed	10 speed
Crankset Compatibility	Shimano	Shimano	-
Chainring Material	aluminum	aluminum	aluminum
Number Of Teeth	44 teeth	46 teeth	-
Direct Mount	false	-	false