Crank Identification
Note: This list shows most of our current crank models and service parts; we have produced multiple generations of crank arms 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 Alloy Cranks
- 30mm Spindle Diameter
- 73mm Spindle Width
- Produced in two colors; Black and Bronze
- Produced in four lengths; 160, 165, 170, and 175mm
- Q-Factor: 169.9
Service Parts:
- APS Adjuster: CSS40-111
- Chainring Lockring: CSS40-106
- Crank Boots: CSS40-109
- Bolt/Extractor Kit: CSS40-108
Helix Race 30mm Crank Users Manual
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Helix Core Alloy Cranks
- 24mm Spindle Diameter
- 73mm Spindle Width
- Produced in two lengths; 170, and 175mm
- Q-Factor: 171
Service Parts:
- APS Adjuster: CSS40-105
- Chainring Lockring: CSS40-106
- Crank Boots: CSS40-109
- Bolt/Extractor Kit: CSS40-104
Helix Core 24mm Crank Users Manual
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LG1 Race Carbon Cranks - Gen 4
- 30mm Spindle Diameter
- Two spindle widths; 73mm, and 83mm
- 73mm width produced in 165, 170, 175mm Lengths; 83mm width produced in 160, 165, 170mm Lengths
- Q-Factor: 73, 178.2; 83, 191.6
Service Parts:
- APS Adjuster: CSS40-100
- Chainring Lockring/Chainline Spacer Kit: CSS30-116
- Crank Boots: CSS30-105 (Black), CSS30-108 (Red), CSS30-107 (Seafoam)
- Bolt/Extractor Kit: CSS40-101
MY19+ XCX, TRS AND LG1 CRANK USERS MANUAL
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LG1 Plus Alloy Cranks
- 24 or 30mm Spindle Diameters
- 83mm Spindle Width
- Produced in 165, and 170mm Lengths
- Q-Factor: 184.5
Service Parts:
- APS Adjuster: CSS30-106
- Chainring Lockring/Chainline Spacer Kit: CSS30-116
- Bolt/Extractor Kit: CSS30-109
MY19+ XCX, TRS AND LG1 CRANK USERS MANUAL
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TRS Race Carbon Cranks - Gen 4
- 30mm Spindle Diameter
- 73mm Spindle Width
- Produced in three lengths; 165, 170, and 175mm
- Q-Factor: 176.2
Service Parts:
- APS Adjuster: CSS40-100
- Chainring Lockring/Chainline Spacer Kit: CSS30-116
- Crank Boots: CSS30-105 (Black), CSS30-108 (Red), CSS30-107 (Seafoam)
- Bolt/Extractor Kit: CSS40-101
MY19+ XCX, TRS AND LG1 CRANK USERS MANUAL
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TRS Plus Alloy Cranks
- 24 or 30mm Spindle Diameters
- 73mm Spindle Width
- Produced in 170, and 175mm Lengths
- Q-Factor: 169.5
Service Parts:
- APS Adjuster: CSS30-106
- Chainring Lockring/Chainline Spacer Kit: CSS30-116
- Bolt/Extractor Kit: CSS30-109
MY19+ XCX, TRS AND LG1 CRANK USERS MANUAL
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XCX Race Carbon Gravel Cranks
- 30mm Spindle Diameter
- 68mm Spindle Width
- Produced in 170, 172.5, and 175mm Lengths
- Q-Factor: 156.3
Service Parts:
- APS Adjuster: CSS40-100
- Chainring Lockring: CSS30-116 (XCX Cranks Are Not Compatible with Chainline Spacers)
- Bolt/Extractor Kit: CSS40-103
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XCX Race Carbon Mountain Cranks
- 30mm Spindle Diameter
- 73mm Spindle Width
- Produced in 170, and 175mm Lengths
- Q-Factor: 172.7
Service Parts:
- APS Adjuster: CSS40-100
- Chainring Lockring: CSS30-116 (XCX Cranks Are Not Compatible with Chainline Spacers)
- Bolt/Extractor Kit: CSS40-103
MY19+ XCX, TRS AND LG1 CRANK USERS MANUAL
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Helix Race E*Spec Alloy Cranks
- Compatible with Bosch, Brose S Mag, TQ, Fazua FZ50 systems. Not compatible with Fazua Ride 60
- Produced in two colors; Black and Bronze
- Produced in 155, 160, and 165mm Lengths
- Offset: 26.7
- Q-Factor: Fazua FZ50, 183.4; Bosch Gen 4 CX, 184.9; Brose S Mag, 171.4; TQ, 184.4
Service Parts:
- Crank Boots: CSS40-109
- Bolt/Extractor Kit: CSS40-107; CSS40-112 for Ride 60 Cranks
add users manual
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Helix Core E*Spec Alloy Cranks for Bosch Gen 4, Brose S Mag, and TQ HPR50
- Compatible with Bosch, Brose S Mag, TQ HPR 50
- Produced in 155, 160, 165, and 170mm Lengths
- Offset: 21
- Q-Factor: Bosch Gen 4 CX, ; Brose S Mag, ; TQ, 181.5
Service Parts:
- Crank Boots: CSS40-109
- Bolt/Extractor Kit: Contact Support
add users manual
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Helix Core E*Spec Alloy Cranks for Fazua Ride 60
- Compatible with Fazua Ride 60
- Produced in 155, 160, 165, and 170mm Lengths
- Offset: 21.6
- Q-Factor: 179.1
Service Parts:
- Crank Boots: CSS40-109
- Bolt/Extractor Kit: Contact Support
add users manual
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E*Spec Race Carbon Cranks for Bosch Gen 4 CX
- Wider 27.2mm Offset designed for use with Bosch Gen 4 CX Motors
- ISIS Spline spindle standard and wider offset allows for increased compatibility with many other motor standards
- Produced in 160, 165, and 170mm Lengths
- Offset: 27.2
- Q-Factor: Bosch, 182.4
Service Parts:
- Crank Boots: CSS30-105 (Black), CSS30-108 (Red), CSS30-107 (Seafoam)
- Bolt/Extractor Kit: CSS40-102
add users manual
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E*Spec Race Carbon Cranks for Brose S Mag, Fazua Ride 50, and TQ
- Produced in 160, 165, and 170mm Lengths
- Offset: 21.2
- Q-Factor: Brose, 193.4
Service Parts:
- Crank Boots: CSS30-105 (Black), CSS30-108 (Red), CSS30-107 (Seafoam)
- Bolt/Extractor Kit: CSS40-101
add users manual
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E*Spec Race Carbon Cranks for Shimano EP8 and E8000
- Designed for use with Shimano EP8 and E8000 Motors; (?) required when installing on E8000 Models
- Produced in 160, 165, and 170mm Lengths
- Offset:
- Q-Factor:
Service Parts:
- Crank Boots: CSS30-105 (Black), CSS30-108 (Red), CSS30-107 (Seafoam)
- Bolt Kit: Contact Support
- Conversion Kit for E7000/E8000: Contact Support
MY22+ E*SPEC RACE SHIMANO™️ EP800™️ CARBON CRANK USER MANUAL
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E*Spec Plus Alloy Cranks for Bosch Gen 4 CX
- Produced in 160, 165, 170, and 175mm Lengths
- Offset: 22.5
- Q-Factor: Bosch, 176.5
Service Parts:
- Mounting Bolt: CSS30-111 (Sold Individually)
MY18+ BOSCH & BROSE E*SPEC CRANK MANUAL
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E*Spec Plus Alloy Cranks for Brose S Mag
- Produced in 160, 165, 170, and 175mm Lengths
- Offset: 19.5
- Q-Factor: Fazua FZ50, 175; Brose S Mag, 190; TQ, 176
Service Parts:
MY18+ BOSCH & BROSE E*SPEC CRANK MANUAL
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E*Spec Plus Alloy Cranks for Shimano EP8 and E8000
- Designed for use with Shimano EP8 and E8000 Motors; Converter Kit CSS30-114 required when installing on E7000/E8000 Models
- Produced in 160, 165, 170, and 175mm Lengths
- Offset: EP8, 26; E7000/E8000, 29.5
- Q-Factor: EP8, 176.4; E7000/E8000, 183.4
Service Parts:
- Crank Boots: CSS40-109
- Mounting Bolt for use with EP8: CSS30-115
- Converter Kit for E7000/E8000: CSS30-114
MY21+ E*SPEC PLUS SHIMANO™️ EP800™️ ALLOY CRANK MANUAL
MY20+ E*SPEC PLUS SHIMANO™️ E7000/8000™️ ALLOY CRANK MANUAL
TSB #156 - E*SPEC SHIMANO™ ALLOY CRANK TECH UPDATE