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CHAINWHEELS

Bike Chainrings South Africa

Upgrade your drivetrain with premium bike chainrings from Olympic Cycles. Whether you're replacing a worn chainring, changing your gear ratio or building a custom bike, we stock genuine chainrings for mountain bikes, road bikes, gravel bikes and e-bikes.

Our collection includes narrow-wide chainrings, direct mount chainrings, oval chainrings and traditional BCD chainrings from leading brands including Shimano, SRAM, Absolute Black, Race Face, FSA, CSixx, Truvativ, Easton and KCNC. Available in a wide range of tooth counts, mounting standards and drivetrain configurations, you'll find the right chainring for smooth shifting, efficient power transfer and reliable performance.

Complete your drivetrain upgrade by exploring our Cranksets, Cassettes, Chains, Bottom Brackets, Derailleurs and Pedals collections. Shop genuine bike chainrings online at Olympic Cycles with expert advice and fast nationwide delivery throughout South Africa.

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Bravvos Crank 1Pce 16 43Mm With Pin

Bravvos
R 90.00 - R 90.00
R 90.00
R 90.00 - R 90.00
R 90.00

????️ What it is This is a one-piece crank (OPC) system designed for small 16-inch wheel bicycles, usually kids’ bikes or very basic single-spee...

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Bravvos Chain Wheel Disc Freestyle 28T

Bravvos
R 40.00 - R 40.00
R 40.00
R 40.00 - R 40.00
R 40.00

What it is This is a 28-tooth BMX freestyle front chainring (sprocket). It mounts on your crank and drives the rear wheel through a single-speed...

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Bravvos Chainwheel Disc Bmx 16" 32T Sml Bb W/O Pin

Bravvos
R 60.00 - R 60.00
R 60.00
R 60.00 - R 60.00
R 60.00

????️ What it is This is a 16-inch BMX/kids bike front chainring (sprocket) designed for small-frame bikes using a one-piece crank (OPC) system ...

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Bravvos Crank 1Pce 16 43Mm W/O Pin

Bravvos
R 105.00 - R 105.00
R 105.00
R 105.00 - R 105.00
R 105.00

????️ What it is This is a one-piece crank (OPC) system used on basic bicycles—mainly: Kids’ bikes (16”–20”) Entry-level BMX-style bikes...

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Bravvos Chain Wheel Disc Freestyle 32T

Bravvos
R 40.00 - R 40.00
R 40.00
R 40.00 - R 40.00
R 40.00

????️ What it is (in simple terms) This is a BMX/freestyle sprocket (front chainring) designed for single-speed setups. The “disc” style means i...

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Bravvos Chainwheel Disc Bmx 12" 28T Sml Bb W/O Pin

Bravvos
R 60.00 - R 60.00
R 60.00
R 60.00 - R 60.00
R 60.00

????️ What it is This is a small BMX freestyle chainring (28T) designed for very small BMX bikes (around 12” wheel size) or entry-level kids’ se...

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Bravvos Crank 1Pce 20 51.5Mm W/O Pin

Bravvos
R 85.00 - R 85.00
R 85.00
R 85.00 - R 85.00
R 85.00

????️ What it is This is a one-piece (Ashtabula-style) crankset designed for 20-inch bikes, commonly: BMX bikes Kids’ bikes Basic cr...

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Bravvos Chain Wheel Disc Freestyle 25T

Bravvos
R 50.00 - R 50.00
R 50.00
R 50.00 - R 50.00
R 50.00

????️ What it is This is a 25-tooth BMX freestyle front chainring (sprocket). It mounts on your crank and works with a single-speed drivetrain, ...

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Bravvos Crank 1Peace 20Inch 51.5Mm W/O Pin

Bravvos
R 105.00 - R 105.00
R 105.00
R 105.00 - R 105.00
R 105.00

????️ What it is This is a standard 20-inch BMX/kids bike one-piece (Ashtabula) crankset. It combines: Left crank arm Right crank arm ...

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Bravvos Crank 1Peace 20 43Mm 152Mm W/O Pin

Bravvos
R 105.00 - R 105.00
R 105.00
R 105.00 - R 105.00
R 105.00

????️ What it is This is a 20-inch one-piece crank (OPC) system designed for small BMX and entry-level MTB-style bikes that use the narrow 43 ...

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Frequently Asked Questions

What bike chainrings does Olympic Cycles stock? +
Olympic Cycles stocks narrow-wide, direct mount, oval and BCD chainrings for mountain bikes, road bikes, gravel bikes and e-bikes.
Which chainring brands does Olympic Cycles stock? +
Olympic Cycles stocks genuine chainrings from Shimano, SRAM, Absolute Black, Race Face, FSA, CSixx, Truvativ, Easton, KCNC and other leading cycling brands.
How do I choose the correct chainring? +
The correct chainring depends on your crankset, mounting standard, drivetrain speed and preferred gear ratio. If you're unsure, our team can help you choose the right option.
What is a narrow-wide chainring? +
A narrow-wide chainring features alternating tooth profiles that improve chain retention on 1x drivetrains, helping reduce chain drops on rough terrain.
Does Olympic Cycles deliver bike chainrings throughout South Africa? +
Yes. Olympic Cycles supplies genuine bike chainrings with fast nationwide delivery throughout South Africa.