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MicroSHIFT Trigger TS39 Left Shifter
MicroSHIFT

MicroSHIFT Trigger TS39 Left Shifter

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3 Reviews

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Features of MicroSHIFT Trigger TS39

Product description of MicroSHIFT Trigger TS39 Left Shifter

Description summary

Upgrade your MTB or urban ride with the MICROSHIFT TS39 2x9 Trigger Shifter set. Experience precise, reliable gear changes with intuitive thumb operation, freeing your fingers for better control and reducing hand fatigue. The integrated optical gear indicator keeps you informed of your current gear, ensuring smooth cadence and preemptive shifting. Built with a durable composite body and metal clamp, this shifter offers exceptional value and seamless compatibility with Shimano Mountain drivetrains. Perfect for building new bikes or revitalizing your 9-speed setup

Upgrade Your Ride with the MICROSHIFT TS39 2x9 Shifter Set for MTB & Urban Cycling

Transform your cycling experience with the MICROSHIFT TS39 2x9 Trigger Shifter set, the perfect performance upgrade for both mountain bike enthusiasts and dedicated urban commuters. Engineered for precision, durability, and exceptional user comfort, this shifter pair delivers crisp, reliable gear changes ride after ride. Whether you are navigating challenging singletrack, tackling steep climbs, or cruising through city streets, the TS39 shifter provides the control and confidence you need to conquer any terrain. It represents an ideal balance of quality and value, making it a premier choice for building a new bike or revitalizing your current 9-speed MTB or hybrid setup.

Experience intuitive and effortless control with MICROSHIFT´s acclaimed Thumb-Thumb operation. This ergonomic design allows you to manage both upshifts and downshifts using only your thumb, a feature that is incredibly practical for active MTB cycling. By keeping your fingers free and securely wrapped around your brake levers, you maintain maximum control and can react instantly, boosting your confidence on technical descents and in unpredictable urban environments. The light shifting design further enhances your ride by reducing hand fatigue, allowing for longer, more comfortable journeys without sacrificing performance.

Never lose track of your momentum with the integrated optical gear indicator. This clear and conveniently placed display provides at-a-glance information on your current gear selection, allowing you to anticipate terrain changes and shift preemptively for a smooth and efficient cadence. This seemingly small detail makes a significant difference in overall ride quality, eliminating guesswork and letting you focus on the path ahead. Built with a robust engineering composite body and a secure metal clamp, this shifter is designed for longevity and consistent performance in all conditions. Its broad compatibility with Shimano Mountain drivetrains makes it a seamless and hassle-free upgrade for a wide range of bikes.

Feature:
- Thumb-Tap Shifter for 2x9 Speed
- Thumb-Thumb Operation
- Light Shifting Design
- Optical Gear Indicator
- Metal Clamp
- For flat type handlebar

Specifications:
- Shifter Style: Flat Bar Thumb Tap
- Side: Pair
- Speed: 2x9
- Compatibility: Shimano Mountain
- Bracket Material: Engineering Composite
- Operations: Thumb-Thumb
- Clamp Band: 22.2mm
- Weight: 242g

IMPORTANT NOTE: Left levers work with front brake and right levers work with back brakes. Left gear shifters work with chain rings and right gear shifters work with cycling cassettes.

Specifications

Manual

Technical specifications of MicroSHIFT Trigger TS39

Features of MicroSHIFT Trigger TS39

Color Black

Color

Black

Recommended Use MTB Cycling

Recommended Use

MTB Cycling

Urban Cycling

Urban Cycling

Electronic No

Electronic

No

Features Shifter

Features

Shifter

Rings 3s

Rings

3s

Key differentiators

Compatible with Shimano Mountain drivetrains

Designed for 2x9 speed systems on flat handlebars

Durable engineering composite body with a metal clamp

Integrated optical gear display to track your current gear

Intuitive Thumb-Thumb operation for easy shifting

Technology in MicroSHIFT Trigger TS39 Left Shifter

Energy rating

Warnings

5 / 5

3 Reviews

What our customers are saying about MicroSHIFT Trigger TS39 Left Shifter

Experience a smooth ride with this high-quality bike shifter. Its intuitive trigger shifter design offers an easy upgrade, replacing older twist shifters seamlessly. Enjoy excellent performance and reliable functionality for your cycling needs

MicroSHIFT Trigger TS39 Left Shifter

Simple product

2025/05/17

Francis

easy to install and a great upgrade from twist shifters

MicroSHIFT Trigger TS39 Left Shifter

Easy to find part

2025/04/13

francis

Exactly the part I was after for a simple replacement. Delivery was slower than hoped for

MicroSHIFT Trigger TS39 Left Shifter

Purchase parts

2024/10/14

Philippe

Perfect, fast delivery, very competitive prices, huge choice

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Answer the question

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The question has already been answered, thank you very much for trying to help another customer. We will count on you for future questions.

Include AI Generated questions and answers

2026-09-10

Generated by AI and verified

MicroSHIFT Trigger TS39 Left Shifter

What type of shifting operation does the Microshift TS39 shifter use?

Answer of Generated by AI and verified

The Microshift TS39 shifter features an intuitive Thumb-Thumb operation. This design allows you to manage both upshifts and downshifts using only your thumb, which can help reduce hand fatigue on longer rides.

* Generated by AI based on customer and product data

2026-09-10

Generated by AI and verified

MicroSHIFT Trigger TS39 Left Shifter

Does the Microshift TS39 shifter have a gear indicator?

Answer of Generated by AI and verified

Yes, this shifter is equipped with an integrated optical gear display. This feature allows you to see your current gear selection at a glance, helping you maintain a smooth cadence and anticipate shifts.

* Generated by AI based on customer and product data

2026-09-10

Generated by AI and verified

MicroSHIFT Trigger TS39 Left Shifter

What material is the Microshift TS39 shifter made from?

Answer of Generated by AI and verified

The bracket of the Microshift TS39 shifter is constructed from an engineering composite, and it features a durable metal clamp for secure mounting.

* Generated by AI based on customer and product data

2026-09-10

Generated by AI and verified

MicroSHIFT Trigger TS39 Left Shifter

What is the clamp band diameter for this shifter?

Answer of Generated by AI and verified

The Microshift TS39 shifter is designed to fit handlebars with a standard clamp band diameter of 22.2mm.

* Generated by AI based on customer and product data

2026-09-10

Generated by AI and verified

MicroSHIFT Trigger TS39 Left Shifter

What is the lever length of the Microshift TS39 shifter?

Answer of Generated by AI and verified

The lever length for this shifter is 70 mm.

* Generated by AI based on customer and product data

2026-09-10

Generated by AI and verified

MicroSHIFT Trigger TS39 Left Shifter

Is the Microshift TS39 an electronic shifter?

Answer of Generated by AI and verified

No, the Microshift TS39 is a mechanical trigger shifter and does not have electronic components.

* Generated by AI based on customer and product data

2026-09-10

Generated by AI and verified

MicroSHIFT Trigger TS39 Left Shifter

What type of cycling is the Microshift TS39 shifter recommended for?

Answer of Generated by AI and verified

This shifter is recommended for both MTB (Mountain Biking) and Urban Cycling. Its durable construction and intuitive operation make it a versatile choice for navigating trails or city streets.

* Generated by AI based on customer and product data

2026-09-10

Generated by AI and verified

MicroSHIFT Trigger TS39 Left Shifter

What drivetrain systems is the Microshift TS39 shifter compatible with?

Answer of Generated by AI and verified

The Microshift TS39 2x9 shifter is compatible with Shimano Mountain drivetrains.

* Generated by AI based on customer and product data

2026-09-10

Generated by AI and verified

MicroSHIFT Trigger TS39 Left Shifter

How many speeds is this shifter designed for?

Answer of Generated by AI and verified

This is a 2x9 speed shifter, designed for a 2-speed front derailleur and a 9-speed rear derailleur.

* Generated by AI based on customer and product data

2026-09-10

Generated by AI and verified

MicroSHIFT Trigger TS39 Left Shifter

How does the Microshift TS39 shifter mount to the handlebar?

Answer of Generated by AI and verified

This shifter uses a clamp mount with a 22.2mm diameter to attach securely to flat handlebars.

* Generated by AI based on customer and product data

2026-09-10

Generated by AI and verified

MicroSHIFT Trigger TS39 Left Shifter

What brake types are compatible with the integrated brake lever?

Answer of Generated by AI and verified

This shifter is part of a set that is compatible with both mechanical and hydraulic disc brakes.

* Generated by AI based on customer and product data

2026-09-10

Generated by AI and verified

MicroSHIFT Trigger TS39 Left Shifter

How does the Microshift TS39 shifter compare to the Shimano Deore SL-m5100-l shifter?

Answer of Generated by AI and verified

The primary difference is their drivetrain compatibility; the Microshift TS39 is designed for Shimano Mountain drivetrains, while you should verify the specific compatibility for the Deore model to ensure it matches your setup.

* Generated by AI based on customer and product data

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Frequently bought together
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Use cases

Mountain Biking (MTB) 90% Fit

These shifters are specifically recommended for MTB cycling, offering reliable trigger shifting for 2x9 speed drivetrains. The thumb-thumb operation and compatibility with Shimano Mountain components make them a great choice for trail riding.

Recommended Use: MTB Cycling,Speed: 2x9,Compatibility: Shimano Mountain,Shifter Type: Trigger

Urban Commuting & City Riding 90% Fit

With an optical gear display for at-a-glance gear checking and a durable composite construction, these shifters are well-suited for the demands of daily urban cycling. The 2x9 speed setup provides a versatile range for navigating city streets and hills.

Recommended Use: Urban Cycling,Optical Gear Display: Yes,Material: Engineering Composite,Speed: 2x9

Upgrading or Repairing a 2x9 Speed Drivetrain 80% Fit

This shifter set is a practical choice for cyclists looking to repair or upgrade an existing 2x9 speed mountain or urban bike. Its compatibility with Shimano Mountain components and standard 22.2mm clamp band ensures it can be fitted to a wide range of flat handlebar bikes.

Speed: 2x9,Compatibility: Shimano Mountain,Clamp Band Diameter: 22.2mm,Mounting Type: Clamp

Beginner-Friendly Bike Builds 75% Fit

For those building a budget-friendly or entry-level mountain or hybrid bike, these shifters offer reliable performance. The inclusion of an optical gear display helps new riders easily see their current gear, and the trigger shifting is intuitive to learn.

Optical Gear Display: Yes,Shifter Type: Trigger,Light Shifting Design: yes,Price Tier: entry

Best for

Best for City Riders

With its straightforward thumb-tap operation and clear optical gear display, this shifter is perfect for navigating city streets with ease and confidence.

Ideal for Casual Trail Rides

The ergonomic, light-shifting design and compatibility with Shimano Mountain components make this a reliable choice for enjoyable weekend rides on the trail.

Great for Value-Focused Upgrades

This shifter offers reliable 2x9 speed performance and an easy-to-read optical gear display, providing a practical and affordable upgrade for your bike.

Benefits

FunctionalKnow Your Gear with a Quick Glance

Stay informed and in control of your ride without looking down. The integrated optical gear display clearly shows your current gear selection, allowing you to anticipate terrain changes and shift efficiently.

Optical gear display: Yes

FunctionalRide Longer with an Ergonomic Design

Designed with rider comfort in mind, this shifter's ergonomic shape helps reduce hand fatigue on long rides. This allows for better control and a more enjoyable experience, whether you're on the trail or navigating city streets.

Ergonomic design: yes

FunctionalOptimized for Both Trail and City Riding

Whether you're tackling mountain bike trails or commuting through the city, this shifter is built to perform. Its design is recommended for both MTB and urban cycling, offering reliable shifting across different environments.

Recommended use: MTB Cycling

Urban Cycling

FunctionalIntegrates with Shimano Mountain Drivetrains

Upgrade or replace your components with confidence. This shifter is designed for compatibility with Shimano Mountain drivetrains, ensuring seamless integration with one of the most common systems on the market.

Compatibility: Shimano Mountain

FunctionalBuilt to Last with Engineering Composite

Count on long-lasting performance thanks to a robust build. The shifter bracket is made from a durable engineering composite material, designed to withstand the rigors of regular use.

Bracket material: Engineering Composite

Ideal buyer profiles

The Urban

This rider uses their bike for daily transportation, navigating city streets and bike paths. They value reliability, ease of use, and components that can handle the stop-and-go nature of urban environments without requiring constant maintenance.

The Microshift TS39 shifter is ideal for urban cycling, offering a clear optical gear display to easily track gears in traffic. Its ergonomic, light-shifting design and simple thumb-thumb operation provide comfort and control for daily rides. Compatibility with Shimano Mountain components and both mechanical and hydraulic disc brakes makes it a versatile upgrade for many city bikes.

The Recreational Rider

This individual enjoys cycling on weekends, exploring local trails, and riding for leisure. They seek dependable performance and comfort without needing top-of-the-line, professional-grade components. Their focus is on an enjoyable and hassle-free riding experience.

With its ergonomic design and light shifting action, this shifter enhances comfort on longer recreational rides. The intuitive thumb-tap operation and optical gear display make it easy to manage the 2x9 speed gearing. Its durable engineering composite construction and suitability for MTB cycling ensure it can reliably handle weekend adventures on varied terrain.

The Builder

This cyclist is building a new bike or upgrading an older one with a focus on maximizing performance for the cost. They are knowledgeable about component compatibility and look for parts that offer solid functionality and durability without a premium price tag.

This shifter provides excellent value, delivering features like an optical gear display and an ergonomic design at an accessible price point. Its compatibility with widely-used Shimano Mountain drivetrains and standard 22.2mm clamp-on mounting makes it a straightforward and cost-effective choice for many custom builds or upgrade projects.

Competitive features

When upgrading your bike's drivetrain, the choice between components can significantly impact your ride. We're comparing the Microshift Trigger TS39 Left Shifter against several alternatives, including other shifters and dedicated brake levers. The primary distinction lies in functionality: the TS39 is a gear shifter, designed for changing gears, whereas several competitors like the Shimano Acera and Odyssey Monolever are brake levers, designed for stopping.

Where it excels

The Microshift TS39 is a dedicated 2x9 trigger shifter, offering precise gear changes for mountain and urban bikes compatible with Shimano Mountain drivetrains. It features an integrated optical gear indicator, a feature not present in the listed brake lever alternatives, which helps you monitor your gear position for a smoother cadence. Engineered for ease of use, its thumb operation is designed to reduce hand fatigue and allow your fingers to remain focused on controlling the handlebars and brakes.

Consider alternatives if...

If your primary need is braking control rather than gear shifting, dedicated brake levers like the Shimano Acera BL-MT401 or Odyssey Monolever would be the appropriate choice, as the TS39 does not perform braking functions. For cyclists seeking a complete cockpit solution, this shifter would need to be paired with a separate brake lever, unlike integrated shifter/brake lever units (combo shifters) which are not listed here.

Verdict

The Microshift Trigger TS39 Left Shifter is an excellent, value-oriented choice for cyclists looking to upgrade or replace a 9-speed front shifter. It provides reliable, precise shifting and user-friendly features like an optical gear display. Its primary function is gear shifting, making it fundamentally different from the brake levers in this comparison. It stands as a strong competitor to other shifters like the Sunrace DLMS10, offering a compelling package for MTB and urban riders.

Specs comparison

Favorite On Favorite Off
CompatibilityShimano Mountain9
Integrated ShifterYesYes
Recommended UseMTB Cycling, Urban CyclingMTB Cycling
Mounting Typeclampclamp
Ergonomic DesignYesYes
Lever Length70.0 mm80.0 mm
Compatible Brake Typemechanical_disc, hydraulic_discMechanical Disc
Rings32
ElectronicNoNo
Front Speeds22

Specs vs competitors

Favorite On Favorite Off
Favorite On Favorite Off
Favorite On Favorite Off
Favorite On Favorite Off
Favorite On Favorite Off
CompatibilityShimano Mountain-Shimano--1
Integrated ShifterYesYesYesYesYesYes
Recommended UseMTB Cycling, Urban CyclingMTB CyclingMTB CyclingMTB CyclingMTB CyclingMTB Cycling
Mounting Typeclampclamp-integratedclampclamp
Ergonomic DesignYesYesYesYesYesYes
Lever Length70.0 mm80.0 mm-3.0 mm70.0 mm70.0 mm
Compatible Brake Typemechanical_disc, hydraulic_discmechanical_disc, rimMechanical DiscHydraulic Discmechanical_disc, hydraulic_discmechanical_disc, hydraulic_disc
Rings33s2s2s2s3s
ElectronicNoNoNoNoNoNo
Optical Gear DisplayYesYesYesYesYesYes
Front Speeds232223
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