Cassettes, Freewheels & Drivers

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Answer a few short questions and we'll make a recommendation on which size is best for you.

Shimano

Shimano Cassette Acera HG41 11-28 7-Speed

$29.00 Full price

$29.00

Club price

$29.99 Full price

Shimano

Shimano Ultegra CS-R8100 12 Speed Cassette 11-30T

$175.00 Full price

$175.00

Club price

$189.99 Full price

Shimano

Shimano CS-LG400 11-50 Linkglide Only 11 Speed Cassette

$156.99 Full price

$156.99

Club price

$159.99 Full price

Shimano

Shimano Alivio CS-HG400 11-25T 9sp Cassette

$45.00 Full price

$45.00

Club price

$49.99 Full price

19% Off Full Price

Shimano

Shimano Freewheel Tourney TZ500 14-28 7-Speed

$20.00 Full price

$20.00

Club price

$24.99 Full price

20% Off Full Price

Shimano

Shimano Ultegra R8000 11 Speed Cassette

$135.00 Full price

$135.00

Club price

$169.99 Full price

SRAM

SRAM Cassette 10-Speed 11-36T PG1030

$132.99 Full price

$132.99

Club price

$139.99 Full price

17% Off Full Price

Shimano

Shimano Cassette Acera HG41 11-30 8-Speed

$33.00 Full price

$33.00

Club price

$39.99 Full price

Shimano

Shimano CS-HG800 Cassette 11-34T 11 Speed

$215.00 Full price

$215.00

Club price

$219.99 Full price

27% Off Full Price Clearance

Shimano

Shimano Ultegra CS-6600 16-27T 10sp Cassette Silver

$109.00 Full price

$109.00

Club price

$149.99 Full price

SRAM

SRAM Cassette 10 speed 11-28T PG1030

$126.00 Full price

$126.00

Club price

$139.99 Full price

SRAM

SRAM Powerglide 1130 Cassette 11 Speed 11-36T

$188.00 Full price

$188.00

Club price

$208.99 Full price

Shimano

Shimano Ultegra R8000 11 Speed Cassette 11-30T

$159.00 Full price

$159.00

Club price

$169.99 Full price

16% Off Full Price

Shimano

Shimano Cassette Alivio HG400 11-28 9-Speed

$40.00 Full price

$40.00

Club price

$47.99 Full price

17% Off Full Price

Shimano

Shimano Freewheel TZ500 Tourney 6-Speed 14-28T

$19.00 Full price

$19.00

Club price

$22.99 Full price

Shimano

Shimano HG700 Cassette 105 11-Speed 11-34T

$115.00 Full price

$115.00

Club price

$119.99 Full price

15% Off Full Price

Shimano

Shimano CS-HG81-10/HG-500 11T 10-Speed MTB Sprocket

$11.00 Full price

$11.00

Club price

$12.99 Full price

15% Off Full Price

Shimano

Shimano CS-HG81-10/HG-500 Sprocket 13T 10-Speed

$11.00 Full price

$11.00

Club price

$12.99 Full price

16% Off Full Price

Shimano

Shimano Sora CS-HG50 12-25T 8sp Cassette

$50.00 Full price

$50.00

Club price

$59.99 Full price

38% Off Full Price

SRAM

SRAM PG-820 Cassette MTB 8-speed 11-32T

$33.00 Full price

$33.00

Club price

$38.99 Full price

Sunrace

Sunrace Freewheel 7S 14-28

$36.00 Full price

$36.00

Club price

$39.99 Full price

35% Off Full Price

SRAM

SRAM Cassette 8sp 11-30 PG820

$33.00 Full price

$33.00

Club price

$38.99 Full price

26% Off Full Price Clearance

MicroShift

Microshift Cassette 8 Speed 12-46T Acolyte H-Series

$55.00 Full price

$55.00

Club price

$74.99 Full price

30% Off Full Price Clearance

Sunrace

Sunrace Freewheel 5 Speed 14-28T

$25.00 Full price

$25.00

Club price

$35.99 Full price

38% Off Full Price

SRAM

SRAM Cassette Power Glide II 8 Speed PG850

$45.00 Full price

$45.00

Club price

$53.99 Full price

Shimano

Shimano 105 CS-HG710 12-Speed Road Cassette 11-36T

$155.00 Full price

$155.00

Club price

$159.99 Full price

Crankbrothers

Crankbrothers Freehub HG Synthesis Project 321

$446.00 Full price

$446.00

Club price

$469.99 Full price

Crankbrothers

Crankbrothers Freehub XD for i9

$370.00 Full price

$370.00

Club price

$389.99 Full price

SRAM

SRAM XG-1190 11 Speed Cassette 11-30T

$717.00 Full price

$717.00

Club price

$796.99 Full price

SRAM

Sram PG-1050 Cassette 12-27T 10 Speed

$147.00 Full price

$147.00

Club price

$162.99 Full price

Sunrace Wide Range MTB Cassette 11-42T 10 Speed

27% Off Full Price Clearance

Sunrace

Sunrace Wide Range MTB Cassette 11-42T 10 Speed

$166.00 Full price

$166.00

Club price

$229.99 Full price

26% Off Full Price

Sunrace

Sunrace Freewheel 6 Speed 14-28T

$28.00 Full price

$28.00

Club price

$37.99 Full price

SRAM

Sram PG-1070 Cassette 12-25T 10 Speed

$177.00 Full price

$177.00

Club price

$196.99 Full price

28% Off Full Price

SRAM

SRAM PG1070 10 Speed Cassette 11-28T

$167.00 Full price

$167.00

Club price

$196.99 Full price

SRAM

SRAM Cassette 11-Speed 11-28T PG1170

$186.00 Full price

$186.00

Club price

$206.99 Full price

SRAM

SRAM PG-1130 Cassette 11 Speed 11-26T

$139.00 Full price

$139.00

Club price

$154.99 Full price

Find Your Size

Step 1: Measure your height

Take off your shoes
Stand with your back straight against a wall
Balance a book on your head to mark your height on the wall
Measure your height by the distance from the floor to the mark

Your height:

Find Your Size

Step 2: Adjust your inseam

Based on your height, we’ve calculated a starting point.
You can measure your inseam by tucking a book between your legs so there is pressure but it isn’t uncomfortable.
Inseam typically falls with 5cm of the average.

Your inseam:

Find Your Size

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For the we suggest the following size.

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Height: --

Inseam: --

Adjusted Height: --

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99 Bikes has a wide range of cassettes to fit every bike. Whether you need a few extra gears to get up those hills or to find some more speed on the flat roads 99 Bikes has you covered. 99 Bikes has the best range of cassettes at New Zealand's best prices.