SRAM S300 Courier Crankset
Top Pick
SRAM

SRAM S300 Courier Crankset

4.6

Best durable upgrade for dedicated urban commuters and track bike enthusiasts.

A reliable, no-nonsense crankset that brings high-end materials to the single-speed world. It balances stiffness and weight perfectly for urban riders who want performance without the complexity of a multi-gear drivetrain.

$153.99

Out of stock
Crank Arm Length Mm
Intended Use Road
Drivetrain Speed Compatibility 9-Speed
1x
9-Speed
Bottom Bracket Interface Type GXP
Number Of Chainrings 1
1
1

Who it's for

  • Fixed gear riders seeking a responsive and efficient drivetrain
  • Daily commuters needing a reliable crankset for all-weather riding
  • Budget-conscious cyclists looking for a comprehensive drivetrain upgrade

Who should skip it

  • Riders wanting smaller gear ratios for steep climbs
  • Mechanics preferring universal component standards for easier maintenance
  • Weight-weenies prioritizing the lightest possible build for racing

Performance breakdown

Power Transfer Efficiency

Forged aluminum arms provide a stiff, responsive feel under heavy pedaling.

Excellent

Durability

Robust construction handles the daily abuse of urban commuting with ease.

Excellent

Installation Simplicity

The included GXP bottom bracket makes setup straightforward for most mechanics.

Excellent

Weight Optimization

Solid performance, though slightly heavier than high-end carbon racing alternatives.

Good

Aesthetic Integration

Clean, minimalist design complements any modern fixed-gear or track build.

Excellent

Component Compatibility

Standard 130mm BCD allows for easy chainring swaps and customization.

Excellent

Key Specs

Material

AL-6061 arms, AL-7075 chainring

Weight

830 grams

Chainring

48T

Bolt Circle Diameter

130mm

Bottom Bracket Included

Yes

Bottom Bracket Interface

GXP

Frame Interface

English Threaded

Intended Use

Road, Singlespeed, Track

Drivetrain Compatibility

3/32 inch chain, 9-speed

Pedal Spindle

9/16 inch

Know before you buy

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SRAM S300 Courier Crankset

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