SRAM APEX 12-Speed Drop Bar Groupset Components

SRAM Apex 1×12 Speed

Apex is the group that knows how to have a good time. Wide-range 1×12 gearing makes it ideal for gravel, bikepacking, adventure riding, casual cruising, and everything in between. Available with wireless AXS or classic DoubleTap mechanical shifting, Apex delivers smooth, reliable shifting, excellent chain retention, and powerful, controlled hydraulic braking. Simple to understand and easy to use, Apex keeps the focus where it belongs—on the ride.

Shift-Brake System

The Apex shift-brake lever uses SRAM’s proven hydraulic braking platform, optimized for 12-speed use with Apex Eagle and XPLR gearing. Ergonomics inspired by AXS controls improve comfort and control for a wide range of hand sizes, while Reach Adjust and the Stealth-a-Majig connector simplify setup and personalization.

Features

• Optimized hood shape fits a wide range of hand sizes

• 12-speed compatibility with Apex XPLR and Eagle mechanical derailleurs

• Hydraulic disc braking for strong power and modulation

• Textured hoods for control and comfort

• Reach Adjust for personalized fit

• Stealth-a-Majig connector for easy hose installation

Disc Brake Lever

Designed for bikes without a shift mechanism, the Apex disc brake lever retains the same comfort-focused ergonomics and adjustability.

Features

• Hydraulic disc braking for power and modulation

• Optimized hood shape for multiple hand sizes

• Textured hoods for control and comfort

• Reach Adjust for fit customization

Apex XPLR Rear Derailleur

Built for riders who want one bike to do everything, the Apex XPLR rear derailleur delivers smooth shifts across wide-range 12-speed cassettes while maintaining excellent chain security in a simple 1× drivetrain.

Features

• Compatible with cassettes up to 44T

• Designed for use with Flattop chains

• Works with 12-speed mechanical Apex and Eagle shifters

• Clutch manages chain tension for consistent shifting

• X-HORIZON straight parallelogram design eliminates ghost shifting and reduces shift force

• Cage Lock technology for easier wheel removal and chain installation

Apex Eagle Rear Derailleur

Bringing Eagle range to drop-bar bikes, the Apex Eagle rear derailleur blends road and mountain innovations for maximum versatility.

Features

• Compatible with 50T and 52T Eagle cassettes

• Works with 12-speed mechanical Apex and Eagle shifters

• Designed for use with Eagle chains

• Roller Bearing Clutch for consistent chain tension

• X-HORIZON straight parallelogram design for precise shifting

• Cage Lock technology for fast wheel changes and chain installation

Apex Wide Crankset

The Apex 1 Wide crankset offers a clean, efficient 1× setup with room for large gravel tires. Aluminum crankarms, a DUB spindle, and direct-mount X-SYNC chainrings ensure durability, stiffness, and reliable chain management.

Features

• Single-ring drivetrain for simplicity and reduced weight

• Wide chainline to accommodate large gravel tires

• DUB spindle supports both road and MTB bottom bracket standards

• Compatible with 135 mm, 142 mm, and Boost rear spacing

• SRAM X-SYNC wide-tooth, narrow-tooth chainring technology for maximum chain control

• Durable and simple DUB bottom bracket system

XPLR Cassette

Designed for maximum range with smooth progression, the 12-speed XPLR cassette delivers efficient gearing for fast riding and confident climbing, while fitting a standard 11-speed road driver body.

Features

• 12-speed design

• 400% gear range

• Cog sizes: 11, 12, 13, 15, 17, 19, 21, 24, 28, 32, 38, 44

• Compatible with XPLR 1× rear derailleurs

• Designed for use with Flattop chains

• Fits 11-speed road driver bodies

Apex Chain

Using SRAM’s Flattop technology, the Apex chain is lighter, stronger, quieter, and more durable, sharing the same construction as Rival and Force chains.

Features

• 12-speed

• Flattop technology for increased strength and quieter operation

• Includes Flattop PowerLock

• Polished steel with grey finish