
Specifications
- Manufacturer
- SRAM
- Name
- Eagle 70 Transmission Crankset
- Series
- Eagle 70
- MPN
- FC-70-A1
- Crank Length (mm)
- 155, 160, 165, 170, 175
- Spindle Interface
- 28.99MM_DUB
- Chainring Sizes
- 30, 32
- Weight (g)
- 895
- Chainring Count
- 1
- Chainline (mm)
- 55
- Front Speeds
- 1
- Drivetrain Brand
- Sram
- Rear Speeds
- 12
SRAM Eagle 70 Transmission Crankset
Crankset
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Compatibility
This SRAM Eagle 70 Transmission Crankset is a SRAM MTB crankset. It requires a 12-speed drivetrain and compatible components. For best performance, use with other Eagle 70 components, though it is mechanically compatible with the parts listed below.
Compatible Chainrings20
RecommendedShimano
Chainring 22T for FC-M7000-10-3/FC-M6000-3/FC-M672/FC-M622/FC-M612/FC-MT500
RecommendedShimano
Chainring 22T for FC-M8000-3
RecommendedShimano
Chainring 22T for FC-MT300 (for 40-30-22T)
RecommendedShimano
Chainring 22T for FC-MT300 (for 44-32-22T)
RecommendedShimano
Chainring 22T for FC-U6000-2/FC-U6000-2B
RecommendedShimano
Chainring 24T for FC-M6000-2
RecommendedShimano
Chainring 24T for FC-M7000-11-2/FC-M7000-11-B2
RecommendedShimano
Chainring 24T for FC-M8000-2/FC-M8000-B2/FC-MT700-2/FC-MT700-B2
RecommendedShimano
Chainring 24T for FC-T521
RecommendedShimano
Chainring 26T for FC-M5100-2/FC-M5100-B2
RecommendedShimano
Chainring 26T for FC-M6000-2/FC-M6000-B2/FC-M4100-2/FC-M4100-B2/FC-MT500-2/FC-MT500-B2
RecommendedShimano
Chainring 26T for FC-M610/FC-T6010/FC-T611/SHIMANO DEORE trekking
RecommendedShimano
Chainring 26T for FC-M7000-11-2/FC-M7000-11-B2/FC-MT600-2/FC-MT600-B2
RecommendedShimano
Chainring 26T for FC-M8000-2/FC-M8000-B2/FC-MT700-2/FC-MT700-B2
RecommendedShimano
Chainring 26T for FC-MT610-2/FC-MT610-B2
RecommendedShimano
Chainring 26T for FC-T521
RecommendedShimano
Chainring 26T for FC-T8000/FC-T781/FC-T780/FC-M771-K
RecommendedShimano
Chainring 28T for FC-M6000-2
RecommendedShimano
Chainring 28T for FC-M7000-11-2/FC-M7000-11-B2
RecommendedShimano
Chainring 28T for FC-M8000-2/FC-M8000-B2
Compatible Bottom Brackets20
RecommendedWheels Manufacturing
386EVO ABEC-3 BB for 29mm SRAM DUB Compatible Cranks
RecommendedToken
BB29BSA
RecommendedToken
BB29ITA
RecommendedToken
BB38629
RecommendedToken
BB38629P
Token
BB4129
RecommendedToken
BB4129SR
RecommendedToken
BB4229
RecommendedToken
BB4629
RecommendedToken
BB46BR29
RecommendedToken
BB47R29
RecommendedToken
BB47V29
RecommendedWheels Manufacturing
BB86 to 29MM (DUB Compatible) Flanged, Dual Row PressFit 86/92 ABEC-3 Bottom Bracket
RecommendedWheels Manufacturing
BB86 to 29MM (DUB Compatible) Kit for PressFit 86/92 Bottom Bracket with Flanged, Dual Row Black Oxide Sealed Bearings
RecommendedWheels Manufacturing
BBRight Outboard ABEC-3 BB for 29mm SRAM DUB Compatible Cranks
RecommendedSRAM
DUB BB30 Bottom Bracket
RecommendedSRAM
DUB BSA Bottom Bracket
RecommendedSRAM
DUB Italian Bottom Bracket
RecommendedSRAM
DUB PressFit Bottom Bracket
RecommendedSRAM
DUB PressFit30 Bottom Bracket
Compatible Front Derailleurs2
Compatible Chains20
RecommendedSRAM
Eagle 70 Transmission Flattop Chain
- Matches required 12-speed standard
- Uses sram eagle standard
CompatibleSRAM
12s PowerLock
- Matches required 12-speed standard
- Uses sram flattop standard
CompatibleShimano
ALFINE DOUBLE PULLEY CHAIN TENSIONER
CompatibleShimano
ALFINE SINGLE FIXED PULLEY CHAIN TENSIONER
CompatibleSRAM
Apex Chain
- Matches required 12-speed standard
- Uses sram flattop standard
CompatibleShimano
CHAIN DEVICE 11/12s
- Matches required 12-speed standard
- Uses shimano hg standard
CompatibleShimano
CHAIN DEVICE D-TYPE MOUNT
- Uses shimano hg standard
CompatibleShimano
CHAIN DEVICE E-TYPE MOUNT
- Uses shimano hg standard
CompatibleShimano
CHAIN DEVICE ISCG05 MOUNT
- Uses shimano hg standard
CompatibleShimano
CN-M6100 HYPERGLIDE+ CHAIN 12s
- Matches required 12-speed standard
- Uses shimano hg plus standard
CompatibleShimano
CN-M7100 HYPERGLIDE+ CHAIN 12s
- Matches required 12-speed standard
- Uses shimano hg plus standard
CompatibleShimano
CN-M8100 HYPERGLIDE+ CHAIN 12s
- Matches required 12-speed standard
- Uses shimano hg plus standard
CompatibleShimano
CN-M9100 HYPERGLIDE+ CHAIN 12s
- Matches required 12-speed standard
- Uses shimano hg plus standard
CompatibleSRAM
Eagle PowerLock
- Matches required 12-speed standard
- Uses sram eagle standard
CompatibleSRAM
Eagle S100 Chain
- Matches required 12-speed standard
- Uses sram eagle standard
CompatibleSRAM
Eagle S200 Chain
- Matches required 12-speed standard
- Uses sram eagle standard
CompatibleSRAM
Eagle S500 Chain
- Matches required 12-speed standard
- Uses sram eagle standard
CompatibleSRAM
Eagle Transmission PowerLock
- Matches required 12-speed standard
- Uses sram eagle standard
CompatibleSRAM
Force Chain (CN-FRC-D1)
- Matches required 12-speed standard
- Uses sram flattop standard
CompatibleSRAM
Force Chain (CN-FRC-E1)
- Matches required 12-speed standard
- Uses sram flattop standard
Frequently Asked Questions
What fits with SRAM Eagle 70 Transmission Crankset?
SRAM Eagle 70 Transmission Crankset is compatible with chainrings, bottom brackets, front derailleurs, chains that match its technical standards. Most importantly, it requires matching 12-speed components.
Can I use a higher or lower speed chain with SRAM Eagle 70 Transmission Crankset?
No, SRAM Eagle 70 Transmission Crankset requires a 12-speed chain. Chains for different speeds have different external widths and internal profiles, which will cause poor shifting or mechanical interference.
Can I mix SRAM Eagle 70 Transmission Crankset with Road components?
While some mechanical standards (like cassette spacing at certain speeds) may overlap, SRAM Eagle 70 Transmission Crankset is optimized for MTB use. Mixing with Road parts often fails due to differing pull ratios and chainlines.

