Technical sheet

Stronglight Mod.19 chainring

Name: Stronglight Mod.19 chainring
Brand: Stronglight
SKU: 140833873
Price: 36.99 EUR
Availability: InStock
Rating: 4 (1 reviews)

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Features of Stronglight Mod.19

Product description of Stronglight Mod.19 chainring

Description summary

Upgrade your Bosch Gen.3 E-bike with the STRONGLIGHT Mod.19 Direct Mount Chainring. Engineered in France for peak MTB performance, this 38T chainring delivers exceptional power transfer and durability. Crafted from high-strength 7075 T6 aluminum with 100% CNC treatment, it ensures precise tooth profiling and superior chain retention for smooth, reliable rides. Its robust construction maximizes rigidity, optimizing efficiency and conserving battery life. The sleek, anodized black finish offers corrosion and wear resistance. Compatible with 10, 11, and 12-speed chains and featuring a direct mount system for clean integration and secure connection. At just 165g, it’s a lightweight yet strong choice for demanding e-MTB builds

STRONGLIGHT Mod.19 Direct Mount Chainring for Bosch Gen.3 E-Bikes (38T)

Elevate your E-bike´s performance and reliability with the STRONGLIGHT Mod.19 Direct Mount chainring, a premium component engineered in France for the most demanding riders. Specifically designed for E-bikes equipped with the Bosch System Generation 3 motor, this chainring is the ultimate upgrade for any serious MTB cycling enthusiast looking to optimize their drivetrain for power, durability, and precision. Whether you´re tackling steep technical climbs or pushing the limits on fast-flowing trails, the Mod.19 delivers the flawless performance you need to conquer any terrain with confidence.

Experience unparalleled power transfer and exceptional durability. The STRONGLIGHT Mod.19 is crafted to withstand the high-torque demands unique to E-bikes. Its robust, full-design construction ensures maximum rigidity, preventing flex under load and translating every watt of power from your legs and the motor directly into forward momentum. This results in a more responsive and efficient ride, allowing you to maintain speed and conserve battery life. The hard-wearing, anodized black finish not only provides a sleek, professional aesthetic but also adds a crucial layer of protection against corrosion and wear, ensuring long-lasting performance ride after ride.

The heart of the Mod.19 lies in its precision engineering. Being 100% CNC-treated from a single block of high-strength 7075 T6 aluminum guarantees perfect tooth profiling and absolute concentricity. This meticulous manufacturing process ensures flawless chain engagement and superior chain retention, minimizing the risk of dropped chains and providing silky-smooth operation across your entire cassette. Its versatile design offers broad compatibility with modern drivetrains, working seamlessly with 10s, 11s, and 12s chains. The Direct Mount interface provides a clean, integrated look on your Bosch motor, simplifies installation, and creates a stiff, secure connection for ultimate reliability on the trail. At a mere 165 grams, including the necessary washer, it’s a lightweight upgrade that doesn´t compromise on strength, making it the perfect choice for performance-focused E-MTB builds.

Brand: STRONGLIGHT

Specifications:

* Model: STRONGLIGHT Chain Ring Mod.19
* Application: E-bikes, MTB Cycling
* Tooth Count: 38T
* Drivetrain Speed: 1-speed (1x)
* Material: High-Strength Aluminium 7075 T6
* Finish: Anodized Black
* Mounting System: Direct Mount
* Compatibility: Specifically designed for Bosch System Gen.3 motors
* Chain Compatibility: 10s, 11s, 12s
* Weight: 165g (including necessary aluminium washer)
* Package Contents: Self-service package including chainring and washer

Specifications

Manual

Technical specifications of Stronglight Mod.19

Features of Stronglight Mod.19

Color Silver

Color

Silver

Recommended Use MTB Cycling

Recommended Use

MTB Cycling

E-bikes

Speed 10s

Speed

10s

11s

12s

Direct Mount Unspecified

Direct Mount

Unspecified

BCD Direct Mount

BCD

Direct Mount

Key differentiators

CNC-machined from high-strength 7075 T6 aluminum

Direct mount design for enhanced power transfer and rigidity

Features 38 teeth for balanced performance

Lightweight construction at only 165 g

Specifically designed for E-bikes with Bosch Generation 3 motors

Technology in Stronglight Mod.19 chainring

Energy rating

Warnings

/ 5

1 Reviews

What our customers are saying about Stronglight Mod.19 chainring

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Frequently bought together

Best sellers

Use cases

Mountain Bike Drivetrain Upgrade 90% Fit

This chainring is an ideal upgrade for mountain bikers using a direct mount crankset. The 38-tooth count provides a versatile gear range suitable for varied terrain, from climbs to fast descents, offering a balanced and solid performance improvement.

Direct mount system,38 teeth,Aluminum construction

Gravel and Cyclocross Riding 80% Fit

For gravel or cyclocross riders with compatible direct mount cranks, this chainring offers a reliable setup. The 38-tooth configuration is well-suited for the mixed surfaces and variable speeds encountered in these disciplines.

Direct mount system,38 teeth,Aluminum construction

Building a Custom 1x Drivetrain 95% Fit

Cyclists building a custom bike with a 1x (single chainring) setup will find this a versatile component. Its direct mount interface provides a clean, modern aesthetic and simplifies installation on compatible cranksets.

Direct mount system,Aluminum construction,Weight: 165 g

or Urban E-Bike Conversion 60% Fit

This chainring can be used for converting a bike to an urban commuter or a light-duty e-bike with a compatible direct mount crank. The durable aluminum construction and 38-tooth size provide reliable performance for city riding and moderate hills.

38 teeth,Aluminum construction,Direct mount system

Best for

Best for All-Round Performance

This chainring offers a great balance of efficient power transfer and adaptability, making it a solid all-rounder for regular riders who tackle diverse terrains.

Based on product features

Ideal for Performance Upgraders

With its direct-mount design and aluminum construction, this chainring enhances power transfer to help you meet your performance objectives.

Based on product features

A Reliable Choice for Consistent Riding

Engineered from strong 7075 T6 aluminum, this chainring is built for durability and provides the assurance needed for consistent, everyday use.

Based on product features

Benefits

FunctionalEasy Upgrades with Direct Mount System

Featuring a direct mount system, this chainring simplifies the installation and replacement process. This modern mounting standard allows for quick swaps, making it accessible for home mechanics to maintain or upgrade their crankset.

direct_mount: yes

FunctionalVersatile Gearing with 38 Teeth

Equipped with 38 teeth, this chainring provides a versatile gear ratio suitable for a variety of riding conditions. It offers a good middle ground for cyclists who need to tackle both moderate climbs and flat sections.

number_of_teeth: 38 teeth

FunctionalReduced Rotational Mass at 165g

Weighing in at just 165 grams, this chainring helps reduce the overall weight of your bicycle. A lighter component contributes to a more responsive and efficient feel, especially during acceleration and climbing.

weight: 165 g

Ideal buyer profiles

The Cyclist

This rider is dedicated to maximizing their bike's efficiency and their personal performance. They meticulously choose components that offer tangible benefits in power transfer, weight, and reliability, whether for competitive events or achieving personal bests.

With its high score for Enhanced Power Transfer (90%), this chainring is engineered to convert every watt of effort into forward motion. The direct mount design and strong 7075 T6 aluminum construction ensure a stiff, responsive drivetrain, while the 165 g weight helps in achieving personal performance goals.

The E-Bike Upgrader

This individual uses their electric bike for everything from commuting to exploring challenging trails and wants to ensure their drivetrain can handle the increased torque and demands of the motor. They prioritize durability and reliable performance under load.

The Stronglight Mod.19 is specifically designed to handle the high-torque demands of e-bikes, as highlighted by its high scores in Durability & Reliability (85%) and Enhanced Power Transfer (90%). The robust aluminum construction and precise tooth profile provide the riding assurance needed for both motor-assisted and rider-powered efforts across diverse terrains.

The Weekend Warrior

This cyclist enjoys long rides on weekends, tackling a mix of hills and flat roads. They want reliable components that enhance their riding experience without requiring constant maintenance, allowing them to focus on the joy of the ride.

This chainring offers excellent Riding Assurance (80%) and Durability (85%), meaning fewer worries about dropped chains or premature wear. Its design contributes to smooth, responsive shifting and efficient power transfer, enhancing the overall pleasure of a long weekend ride on varied terrain.

Competitive features

When evaluating the Stronglight Mod.19 Chainring against other options, its specific design for Bosch Gen.3 E-Bike motors is the most significant differentiator. While many chainrings offer general compatibility, the Mod.19 is engineered as a direct-mount upgrade for a particular e-bike system, focusing on durability and performance under high-torque conditions.

Where it excels

The Stronglight Mod.19 is specifically engineered for E-bikes equipped with the Bosch System Generation 3 motor, ensuring optimized compatibility and performance for that system. | Its robust, full-design construction is crafted to withstand the high-torque demands of e-bikes, providing rigidity and preventing flex for efficient power transfer on demanding MTB trails.

Consider alternatives if...

If your bicycle is not an E-bike or does not use the Bosch Generation 3 motor system, this chainring is not the appropriate choice. You should seek alternatives compatible with your specific crankset and drivetrain. | For riders of non-electric bikes, such as BMX or standard mountain bikes, other chainrings like the Éclat Onyx or those with standard 4-bolt fittings are designed for those applications and would be more suitable.

Verdict

The Stronglight Mod.19 is a specialized component, not a general-purpose one. It's an excellent choice for its intended application: upgrading a Bosch Gen.3 powered E-MTB for enhanced durability and power transfer. For any other type of bicycle, it is incompatible, and other options should be explored.

Specs comparison