Note: This list shows many of our current and discontinued cassette models/service parts; though we have produced multiple generations of cassettes and service part compatibility can vary slightly. If you dont see your exact model represented please reach out to our support team with a few images. We will do our best to assist ASAP.
HELIX RACE 11 SPEED 9-46 CASSETTE
Helix R 9-46T 11 Speed (Product Page)
- 10 Steel Sprockets, 1 Aluminum Sprocket
- Alloy Cassette Part produced in three finishes Bronze, and Grey Anodize; as well as harder PVD Coated "Intergalactic" Colorway
- Alloy section marked "9-46T 11 SPEED 511% RANGE"
- Cassette Bushing: FWS20-114
- Cassette Lock Screw: FWS20-113
- Replacement part - 46T Aluminum Piece: FW2URA-108 (Intergalactic); FW2URA-109 (Bronze); FW2URA-110 (Grey)
- Replacement part - 9-39T Steel Piece: FW2URA-111
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XCX Plus 11 SPEED 9-34 CASSETTE
XCX+ 9-34T 11 Speed (Product Page)
- 10 Steel Sprockets, 1 Aluminum Sprockets
- Both Steel and alloy sections are black
- Alloy section marked on back "9-34t 11 SPEED 378% RANGE"
- Cassette Bushing: FWS20-114
- Cassette Lock Screw: FWS20-113
- Replacement part - 34T Aluminum Piece: FWS20-107
- Replacement part - 9-30T Steel Piece: FWS20-108
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XCX Plus 11 SPEED 9-39 CASSETTE
XCX+ 9-39T 11 Speed (Product Page)
- 10 Steel Sprockets, 1 Aluminum Sprockets
- Both Steel and alloy sections are black
- Alloy section marked on back "9-39t 11 SPEED 433% RANGE"
- Cassette Bushing: FWS20-114
- Cassette Lock Screw: FWS20-113
- Replacement part - 39T Aluminum Piece: FWS20-109
- Replacement part - 9-33T Steel Piece: FWS20-110
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XCX Plus 11 SPEED 9-42 CASSETTE
XCX+ 9-42T 11 Speed (Product Page)
- 10 Steel Sprockets, 1 Aluminum Sprockets
- Both Steel and alloy sections are black
- Alloy section marked on back "9-42t 11 SPEED 467% RANGE"
- Cassette Bushing: FWS20-114
- Cassette Lock Screw: FWS20-113
- Replacement part - 42T Aluminum Piece: FWS20-111
- Replacement part - 9-36T Steel Piece: FWS20-112
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TRS+ 11 Speed 9-46 Cassette Gen 2 (2019 through Present)
TRS Plus 11 Speed Cassette - Gen2 (Product Page)
- 10 Steel Sprockets, 1 Aluminum Sprockets, marked 9-46 11 Speed on back side, marked e*spec both parts
- Aluminum piece attach to driver with pinch clamp
- Steel sprockets made from 1 Piece, no windows
- Uses Brown Delrin bushing to support the steel portion
- Replacement part - Aluminum Piece: FWS20-103
- Replacement part - Steel: FWS20-104
TRS+ 11 Speed 9-46 Cassette Gen 1 (2017 through 2019, Discontinued)
- 8 Steel Sprockets, 3 Aluminum Sprockets, marked 9-46 11 Speed on back side
- Aluminum piece may attach to XD Driver with lockring (first design) or pinch clamp (later design)
- Steel sprockets made from 1 Piece
- Uses Brown Delrin bushing to support the steel portion
- Replacement part - Aluminum Piece: FWS10-109
- Replacement part - Steel: FWS10-108
TRSr (Race) 11 Speed 9-46 Cassette Gen 1 (2018 through 2019, Discontinued)
- 8 Steel Sprockets, 3 Aluminum Sprockets, marked 9-46 11 Speed on back side
- Aluminum piece may attach to XD Driver with lockring (first design) or pinch clamp (later design)
- Steel sprockets made from 1 Piece
- Uses Brown Delrin bushing to support the steel portion
- Replacement part - Aluminum Piece: FWS10-106 (Discontinued - can replace with FWS10-109)
- Replacement part - Steel: FWS10-105 (Discontinued - can replace with FWS10-108)
TRS+ 11 Speed 9-44 Cassette (2015 through 2018, Discontinued)
- 8 Steel Sprockets, 3 Aluminum Sprockets, marked 9-44 11 Speed on back side
- Installed with Lock-ring on XD Driver
- Steel sprockets made from 2 pieces bolted together
- Replacement part - Aluminum Piece: FWS10-103 (Discontinued)
- Replacement part - Steel FWS10-100 / FWS10-107