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Ethirteen Helix Sram XD Cassette 12s 9-50T

Marsoni M251S
Sale price$199.63
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Get it in 3 business days with 1 day shipping. Friday, May 29
Ethirteen Helix Sram XD Cassette 12s 9-50Te*thirteen Helix Plus Cassette 12s 9 50T Black Not compatible with SRAM Transmission T Type systems. TRANSMISSION T TYPE INDUSTRY LEADING: Helix Plus 12 speed, 556% Range, 406g INDUSTRY LEADING: Helix Plus 12 speed, 556% Range, 406g More Range, Less Weight Engineered for E bike durability and cross experience compatibility with SRAM and Shimano drivetrains. This 9 50T combination is the hot set up for your 12 Speed MTB and allows for a 2 tooth smaller
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.6 ★★★★★
Based on 169 reviews
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A
Verified Purchase
Amazon Customer
Fort Morgan, US
★★★★★ 5
Great OEM replacement at hlaf the cost
Looks exactly like the OEM filter a quality product. it is the same size fit and performance. Filter replacement is fast 10 min tops, it's crazy how much a dealer charges to replace it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 15, 2025
E
Verified Purchase
Elliot
Lexington, US
★★★★★ 5
As good as Honda OEM
Perfect fit. Lasts as long as OEM for 25% of the price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 27, 2025
F
Verified Purchase
Fatman
Louisville, US
★★★★★ 5
Great fit
Perfect fit. FYI - I bought the exact same one on EBAY FOR $11.78
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Reviewed in the United States on May 2, 2026
A
Verified Purchase
Amazon Customer
San Leandro, US
★★★★★ 5
East
Easy to replace and great fit
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Reviewed in the United States on January 4, 2026
T
Verified Purchase
Tom
Fort Morgan, US
★★★★★ 5
Perfect fit
Nice quality
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Reviewed in the United States on May 10, 2025

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