We may get paid by partner for deals, including promoted items

Menu

Trending
Top Brands Palmetto State ArmoryHot Yeti CoolerDeal Midway USA Sitka 5.11Sale Winter Clearance Amazon Pickleball Sale Amazon FitnessHot Socks
SunRace CSMZ903 12-Speed Cassette Gray 11-51 T

Product Description

Made for use with Shimano 12-speed drivetrain components and an HG freehub body, the SunRace CSMZ903 cassette is a wide-ratio, 12-speed cassette for cruising uphill and down on a mountain bike.

SunRace CSMZ903 12-Speed Cassette Gray 11-51 T

at REI.com
$115.00
Amazon logo Check Price on Amazon eBay logo Check Price on eBay
    Last Updated:
    Feb 13, 2026 08:28 PM
    SunRace CS-MS2 10-Speed Cassette SunRace CS-MS2 10-Speed Cassette More Info...
    $78.19
    Angry Catfish Bicycle
    💬 1
    Last Updated:
    Feb 13, 2026 08:28 PM
    SunRace CS-M983 9-Speed Cassette SunRace CS-M983 9-Speed Cassette More Info...
    $68.79
    Angry Catfish Bicycle
    💬 2
    Last Updated:
    Feb 13, 2026 08:28 PM
    SunRace CSMZ903 12-Speed Cassette SunRace CSMZ903 12-Speed Cassette More Info...
    $126.23
    Angry Catfish Bicycle
    💬 3
    Last Updated:
    Feb 13, 2026 07:54 PM
    SunRace CSMZ8000 12-Speed Cassette Black 11-51 T SunRace CSMZ8000 12-Speed Cassette Black 11-51 T More Info...
    $83.00
    REI.com
    💬 4
    Last Updated:
    Feb 13, 2026 07:54 PM
    SunRace CSM993 9-Speed Cassette Black 11-46 T SunRace CSM993 9-Speed Cassette Black 11-46 T More Info...
    $60.00
    REI.com
    💬 5
    Last Updated:
    Jan 29, 2026 04:39 PM
    Sunrace Derailleur Sunrace Derailleur More Info...
    $18.99
    Aventon Bikes
    💬 6
    Last Updated:
    Jan 05, 2026 06:57 PM
    Sunrace FD-R90 Front Derailleur Sunrace FD-R90 Front Derailleur More Info...
    $39.74$52.99
    25% off
    OMCgear
    💬 7
    Last Updated:
    Jan 05, 2026 06:57 PM
    Sunrace CSR91 Nickel Cassette Sunrace CSR91 Nickel Cassette More Info...
    $26.24$34.99
    25% off
    OMCgear
    💬 8
    Last Updated:
    Jan 05, 2026 06:57 PM
    Sunrace Csm90 Cassette Sunrace Csm90 Cassette More Info...
    $23.24$30.99
    25% off
    OMCgear
    💬 9
    Last Updated:
    Jan 05, 2026 06:57 PM
    Sunrace R103 Friction Top Mounted Shifter Set - 2/3 x 6/7/8 Speed Friction Sunrace R103 Friction Top Mounted Shifter Set - 2/3 x 6/7/8 Speed Friction More Info...
    $8.99$11.99
    25% off
    OMCgear
    💬 10
    Last Updated:
    Jan 05, 2026 06:57 PM
    SunRace MTB Right Friction Shifter - 5 Speed SunRace MTB Right Friction Shifter - 5 Speed More Info...
    $8.99$11.99
    25% off
    OMCgear
    💬 11
    Last Updated:
    Jan 05, 2026 06:57 PM
    Sunrace Index Derailleur Hanger Plate with Nut and Bolt (Shimano Compatible) Sunrace Index Derailleur Hanger Plate with Nut and Bolt (Shimano Compatible) More Info...
    $2.99$3.99
    25% off
    OMCgear
    💬 12
    Last Updated:
    Dec 22, 2025 07:17 PM
    SunRace CS-M66 8-Speed Cassette SunRace CS-M66 8-Speed Cassette More Info...
    $29.99
    Angry Catfish Bicycle
    💬 13
    Last Updated:
    Dec 22, 2025 07:17 PM
    SunRace CS-M66 8-Speed Cassette SunRace CS-M66 8-Speed Cassette More Info...
    $27.99
    Angry Catfish Bicycle
    💬 14
    Last Updated:
    Dec 22, 2025 07:17 PM
    SunRace CSM980 SunRace CSM980 More Info...
    $49.99
    Angry Catfish Bicycle
    💬 15
    Last Updated:
    Dec 05, 2025 09:31 PM
    SunRace CS-MS 11-Speed Cassette SunRace CS-MS 11-Speed Cassette More Info...
    $115.19
    Angry Catfish Bicycle
    💬 16
    Last Updated:
    Dec 05, 2025 09:31 PM
    SunRace CS-MS 11-Speed Cassette SunRace CS-MS 11-Speed Cassette More Info...
    $113.39
    Angry Catfish Bicycle
    💬 17
    Last Updated:
    Dec 05, 2025 09:31 PM
    SunRace CS-MS 11-Speed Cassette SunRace CS-MS 11-Speed Cassette More Info...
    $100.59
    Angry Catfish Bicycle
    💬 18
    Last Updated:
    Dec 05, 2025 09:31 PM
    SunRace CS-MS2 10-Speed Cassette SunRace CS-MS2 10-Speed Cassette More Info...
    $86.59
    Angry Catfish Bicycle
    💬 19
    An unhandled error has occurred. Reload 🗙