This page is a list of internal hub gears for bicycles.
BrandModelIntroducedDiscontinuedSpeeds(external)Gear width(with external)Ebike Max PowerMax TorqueDirect DriveWeight (excludingauxiliary components)IntendedpurposeBafangRG A510.S.D20235315.7%3700geFatBafangRG A310.S.D20223165.1%80 Nm1700geCity / eTour3x3Nine20229554%250 Nm2000geMTB, heavy cargo, commuter Brompton BSR (fork from Sturmey Archer) 3 178% ? g City Brompton BWREmerson Roberts: Brompton product announced 2009, Foldabikes.comRichard Peace: Brompton wide ratio hub gear announced, Bikeradar.com, 30 Oct 2008 2009 3(x2) 246% (302%) 940 g CityEnvioloCity2019continuous310%250 W55 Nmn/a2450 g CityEnvioloTrekking2019continuous380%250 W85 Nmn/a2450 g City/TrekkingEnvioloSportive2019continuous380%500 W120 Nmn/a?City/Trekking/SportEnvioloCargo2019continuous380%500 W80 Nmn/a?City/CargoEnvioloCommercial2019continuous310%250 W50 Nmn/a?City Fallbrook (Enviolo)NuVinci N380 20152018 continuous 380% n/a 2450 g City Fallbrook (Enviolo) NuVinci N360 20102014 continuous 360% n/a 2450 g CityFallbrook (Enviolo)Nuvinci N33020152018continuous330%n/a2450 gCity Fallbrook (Enviolo)NuVinci N171 2007 2010 continuous 350% n/a 3850–3950 g CityKindernayXIV201614543%160 Nm1400g raw cartridgeeMTB, heavy cargo, commuterKindernayVII20217428%160 Nm1200g raw cartridge, 1750g total system weight including SWAP and Hyseq OnesieeMTB, heavy cargo, commuterRohloff AGSpeedhub 500/14 1998 14 526%130 Nm11th gear 1700-1825 g Sport/Touring/ Cargo/TandemShimanoAlfine Di2 SG-S7001-11 (SG-S7051-11)201811409%~5th gear (0.995 ratio)1665 gCity, Sport, TouringShimanoAlfine SG-S7000-8 (SG-S7001-8)2014 (2017)8307%5th gear1680 gCityShimano Alfine SG-700 20102017 11 409%n/a 1600-1744 g City, Sport Shimano Alfine SG-500 20062016 (?) 8 307% 1600 g City Shimano Nexus Inter-8 8 307% 5th gear 1550-2040 g City ShimanoNexus Inter-7 1995 7 244% 1465-1860 g CityShimanoNexus Inter-5E20195263%60 Nm1st gear1650 ge-bike Shimano Nexus 4 Speed 4 184% 1st gear City ShimanoNexus Inter-3 3 187% 2nd gear 1220 g CitySRAM (Sachs)Spectro E12 (Elan) 1995 1999 12 339% 3500-4000 g City SRAMi-Motion 9 2005 2012 9 340% 2000g (w/o brake)-2400g (with coaster brake) City SRAMG8 2012 2015 8 260% 2088-2180 g City SRAM G9 2014 2015 9 292%2088 g City, Sport SRAM (Sachs) Spectro S7 (Super 7) 1993 2010 7 303% (Super 7: 284%)4th gear 1645-1826 g City SRAM (Sachs) Spectro P5 (Pentasport),Cycle A 2 B: Sachs 5 speed Torpedo Pentasport hub gear, 11 April 2011 P5 Cargo 1987 2010? 5 224-251%3rd gear City SRAM (Sachs) Spectro T3/i-Motion 3/Torpedo Dreigang 1970s 2017 3 187%2nd gear City SRAM (Sachs) Neos/Spectro 3x7 1994 2000 3(x7) 186% (434%) City SRAM (Sachs) Torpedo Duomatic/Automatic 2017 2 136% CitySturmey ArcherXRF-8 (W), XRK-8 (W), XRD-8 (W)20148325%1st Gear1770-2170 gCity/FoldingSturmey Archer XRF-8, X-R[F/D/K]8 20072013 8 305%1st Gear 1480-1600 g CitySturmey ArcherRX-RF5, RX-RD5, RX-RK5, RX-RC5, RXL-RD5, TS-RF520175243%3rd Gear1905-2412 gCity Sturmey Archer S5, AT5, SAB, Sprinter-5,[S/X/XL]-R[C/D/F/K]5 1966 5 225-256% 1200-1760 g CitySturmey ArcherX-RF4, X-RK4, X-RD420184210%1st Gear1160-1630 gCity/Folding Sturmey Archer F[C/M/G/W] 1935 1970 4 134-160% ? g City Sturmey Archer A[BC/T3], AW[C], S[C3/SAB], [S/X/XL]-R[F/S/F]3, SEARS 503.21 1933 3 178% 2nd Gear 1000-1380 g City Sturmey Archer [S/B]2[C] DuomaticS/A S2C 2010 2010 2 138% 930-1400 g City
References