SunRace TSM-37 3x6 Speed Twist Grip Shifter Set – Black MTB Gear

SunRace TSM-37 3x6 Speed Twist Grip Shifter Set – Black MTB Bike Gear Levers w/Cables – Shimano Compatible.

The SunRace TSM-37 3x6 Speed Twist Shifter Set is a durable and smooth-shifting gear control system designed for mountain bikes, hybrid bikes, and touring bicycles with 18-speed drivetrains (3x6 setup).

• Brand: SunRace

• Part Type: Twist Shifter Set

• Model: TSM-37

• Shifter Style: Twist / Grip Shifters

• Speed Compatibility: 3x6 Speed (18-Speed Drivetrain)

• Indexing Type: Indexed (2:1 Pull Ratio – Shimano Compatible)

• Color: Black

• Material: Reinforced Plastic and Rubber Grip Sleeves

  • Rubberized twist surface for excellent traction and comfort

  • Reinforced plastic core for long-lasting durability

• Cable & Housing:

  • Front Cable: 1700 mm

  • Rear Cable: 2100 mm

  • Includes inner wire and outer casing (pre-lubricated)

• Left/Right/Pair: Pair (Front + Rear Shifters)

• Sold As: Set (2 pcs with cables and housing)

• Compatibility:

  • Compatible with Shimano Tourney, Altus, Acera, Alivio, and other 2:1 actuation systems

  • Works with standard 7/8" (22.2 mm) handlebars

• Actuation Ratio: 2:1 (Shimano standard)

• Weight: Approx. 280 grams (pair with cables)

• Country/Region of Manufacture: Taiwan

• MPN: TSM-37

• Handlebar Fit: 22.2 mm (7/8 inch standard)

• Grip Length: Approx. 95–100 mm per shifter

• Cable Lengths:

  • Front: 1700 mm

  • Rear: 2100 mm

• Item Width: ~85 mm

• Item Height: ~40 mm

✅ Compatible With:

• Shimano 6-speed rear derailleurs (Tourney, SIS, etc.)

• Shimano-compatible 3-speed front derailleurs

• Standard MTB, Hybrid, Comfort, and City bikes

• 18-speed drivetrains (3 front x 6 rear setup)

• Fits any handlebar with 22.2 mm outer diameter

❌ Not Compatible With:

• SRAM 1:1 actuation derailleurs

• Drop-bar road bikes

• Smooth Indexed Shifting:

  • Crisp, positive clicks for each gear change ensure reliable indexing every time.

• Ergonomic Grip Surface:

  • Soft, rubberized outer texture provides firm control even when wet or sweaty.

  • Ideal for long-distance riding comfort.

• Integrated Gear Indicator:

  • Each shifter includes a clear visual gear display showing current gear selection.

• Complete Cable & Housing Set Included:

  • Pre-installed inner wires with outer casing (front 1700 mm / rear 2100 mm) for fast installation.

• Maintenance-Free Operation:

  • Internal mechanism pre-lubricated from factory for smooth and silent performance.

• Universal Fit:

  • Mounts easily on all 22.2 mm handlebars using standard clamp design.

• Lightweight & Durable:

  • High-strength polymer and rubber construction keeps weight low without sacrificing strength.

• Primary Color: Black

• Accent: White shift indicators with red markings for easy visibility

• Mountain Bikes (MTB)

• Hybrid Bikes

• City / Comfort Bikes

• Kids’ 18-Speed Bicycles

• Replacement or Upgrade from older Shimano-compatible twist systems

• Contents:

  • 1x Left 3-Speed Shifter

  • 1x Right 6-Speed Shifter

  • 2x Inner Cables

  • 2x Outer Casings (1700 mm front / 2100 mm rear)

• Packaging Type: SunRace-branded box (depending on supplier batch)