SunRace STM-933 3x9 Speed Trigger Shifter Set with V-Brake Levers – Black – Shimano Compatible 22.2 mm Clamp (Pair).

The SunRace STM-933 3x9 Speed V-Brake Trigger Shifter Set combines precise gear control and powerful braking performance into a single, durable, and ergonomic design.

Built to the Shimano 2:1 SIS actuation standard, the STM-933 delivers smooth, indexed gear changes across 27-speed drivetrains and is fully compatible with Shimano 3x9 systems such as Alivio, Acera, and Altus.

This integrated dual-control set pairs trigger shifters with V-brake levers, giving riders responsive control and clean handlebar setup—ideal for mountain, hybrid, or touring bicycles.

🔹 SPECIFICATIONS

• Brand: SunRace

• Part Type: Integrated Trigger Shifter & V-Brake Lever Set (Right & Left Pair)

• Model: STM-933

• Shifter Style: Trigger / Integrated Brake Lever Combo

• Speeds: 3x9 (27-Speed Total)

• Compatibility: Shimano SIS 2:1 Actuation Systems

• Brake Type: V-Brake / Linear Pull Compatible

• Color: Black

• Material:

  • Reinforced polymer lever housing

  • Alloy brake levers

  • Hardened steel internal components

• Left/Right/Pair: Pair (Left + Right)

• Sold As: Set (Both Levers)

• Clamp Size: 22.2 mm (7/8”) – standard handlebar diameter

• Cable Type: Compatible with standard brake and shift cables

• Country/Region of Manufacture: Taiwan

🔹 DIMENSIONS

• Handlebar Fit: 22.2 mm (7/8”)

• Lever Length: 120 mm

• Item Width (each): 90 mm

• Item Height (each): 45 mm

🔹 COMPATIBILITY

✅ Fully Compatible With:

• Shimano 3x9 (27-speed) drivetrain systems – Alivio, Acera, Altus

• Shimano SIS 2:1 front and rear derailleurs

• SunRace 3x9 systems using Shimano actuation

• V-brake and linear pull braking systems

• Standard 22.2 mm flat or riser handlebars

❌ Not Compatible With:

• Hydraulic brake systems

• Drop-bar road or cantilever brakes

• SRAM 1:1 actuation drivetrains

🔹 FEATURES & PERFORMANCE

• ✅ Full 3x9 Speed Pair:
  Integrated left 3-speed and right 9-speed trigger shifters with alloy V-brake levers.

• Shimano-Compatible 2:1 Indexing:
  Provides consistent, precise shifting across all 27 gears.

• Dual Trigger Design:
  Independent thumb and index triggers allow quick, effortless up- and downshifts.

• Alloy Brake Levers:
  Lightweight and responsive with strong lever return and smooth braking action.

• Optical Gear Display:
  Clear gear indicators show current gear selection at a glance for both shifters.

• Durable Construction:
  Reinforced polymer body with steel indexing components ensures long service life.

• Ergonomic Shape:
  Contoured lever design provides comfortable finger positioning and easy reach during long rides.

• Easy Installation:
  Fits all standard 22.2 mm handlebars and uses standard Shimano-compatible cable routing.

🔹 COLOR & FINISH

• Primary Color: Matte Black

• Finish: Textured housing with brushed alloy brake levers

• Gear Display: Transparent window with 1–3 (front) and 1–9 (rear) numeric indicators

🔹 IDEAL FOR

• Mountain Bikes (MTB)

• Hybrid / Trekking Bicycles

• City / Comfort Bikes

• Touring Bicycles

• 3×9 (27-Speed) Drivetrains

• V-Brake and Linear Pull Systems

🔹 PACKAGING CONTENTS

• 1 × Left 3-Speed Trigger Shifter with Integrated Brake Lever

• 1 × Right 9-Speed Trigger Shifter with Integrated Brake Lever