Bicycle Drivetrain Builder

Deore 12-Speed Derailleur

Name: Deore 12-Speed
Brand: Shimano
Part Number: RD-M6100
Pull Ratio: 1.07
Max Tooth: 51
Chain Wrap: 41
Supports Multiple Front Chainrings No
Cable Pull Analysis
2025-02-16T16:14:27.741201 image/svg+xml Matplotlib v3.9.2, https://matplotlib.org/
Derailleur motion

Lowest Gearing with Drop-Bar Shifters

Combination Speeds Status Max Tooth Chain Wrap
Shimano CUES 10-Speed shifter/Deore 12-Speed derailleur 10 Has Potential 48 41
Shimano CUES 10-Speed shifter/Deore 12-Speed derailleur 9 Has Potential 46 41
Shimano CUES 9-Speed shifter/Deore 12-Speed derailleur 9 Has Potential 46 41

Widest Range with Drop-Bar Shifters

Combination Speeds Status Max Tooth Chain Wrap
Shimano CUES 10-Speed shifter/Deore 12-Speed derailleur 9 Has Potential 46 41
Shimano CUES 10-Speed shifter/Deore 12-Speed derailleur 10 Has Potential 48 41
Shimano CUES 9-Speed shifter/Deore 12-Speed derailleur 9 Has Potential 46 41

Other Combos

Combination Speeds Status Max Tooth Chain Wrap
Shimano Deore 10-Speed shifter/Deore 12-Speed derailleur 10 Has Potential 48 41
Shimano Deore 11-Speed shifter/Deore 12-Speed derailleur 11 Has Potential 51 41