Engineering:Comparison of hub gears

From HandWiki

This page is a list of internal hub gears for bicycles.

Brand Model Introduced Discontinued Speeds
(external)		 Gear width
(with external) 		Ebike Max Power Max Torque Direct Drive Weight (excluding
auxiliary components)		 Intended
purpose
Bafang RG A510.S.D 2023 5 315.7% 3700g eFat
Bafang RG A310.S.D 2022 3 165.1% 80 Nm 1700g eCity / eTour
3x3 Nine 2022 9 554% 250 Nm 2000g eMTB, heavy cargo, commuter
Brompton BSR (fork from Sturmey Archer) 3 178% ? g City
Brompton BWR[1][2] 2009 3(x2) 246% (302%) 940 g City
Enviolo City 2019 continuous 310% 250 W 55 Nm n/a 2450 g [3] City
Enviolo Trekking 2019 continuous 380% 250 W 85 Nm n/a 2450 g [3] City/Trekking
Enviolo Sportive 2019 continuous 380% 500 W 120 Nm n/a ? City/Trekking/Sport
Enviolo Cargo 2019 continuous 380% 500 W 80 Nm n/a ? City/Cargo
Enviolo Commercial 2019 continuous 310% 250 W 50 Nm n/a ? City
Fallbrook (Enviolo) NuVinci N380 2015 2018 continuous 380% n/a 2450 g[4] City
Fallbrook (Enviolo) NuVinci N360 2010 2014 continuous 360% n/a 2450 g[5] City
Fallbrook (Enviolo) Nuvinci N330 2015 2018 continuous 330% n/a 2450 g[5] City
Fallbrook (Enviolo) NuVinci N171 2007 2010 continuous 350% n/a 3850–3950 g City
Kindernay XIV 2016 14 543%[6] 160 Nm[6] 1400g raw cartridge[6] eMTB, heavy cargo, commuter
Kindernay VII 2021 7 428%[7] 160 Nm[7] 1200g raw cartridge, 1750g total system weight including SWAP and Hyseq Onesie[7] eMTB, heavy cargo, commuter
Rohloff AG Speedhub 500/14 1998 14 526% 130 Nm 11th gear 1700-1825 g[8] Sport/Touring/ Cargo/Tandem
Shimano Alfine Di2 SG-S7001-11 (SG-S7051-11) 2018[9] 11 409% ~5th gear

(0.995 ratio)

1665 g[10] City, Sport, Touring
Shimano Alfine SG-S7000-8 (SG-S7001-8) 2014 (2017[9]) 8 307% 5th gear 1680 g[11] City
Shimano Alfine SG-700 2010 2017[9] 11 409% n/a 1600-1744 g[12][13][14] City, Sport
Shimano Alfine SG-500 2006 2016 (?)[15] 8 307% 1600 g City
Shimano Nexus Inter-8 8 307% 5th gear 1550-2040 g City
Shimano Nexus Inter-7 1995 7 244% 1465-1860 g City
Shimano Nexus Inter-5E 2019 5 263% 60 Nm 1st gear 1650 g e-bike
Shimano Nexus 4 Speed 4 184% 1st gear City
Shimano Nexus Inter-3 3 187% 2nd gear 1220 g City
SRAM (Sachs) Spectro E12 (Elan) 1995 1999 12 339% 3500-4000 g City
SRAM i-Motion 9 2005 2012 9 340% 2000g (w/o brake)-
2400g (with coaster brake) 		City
SRAM G8 2012 2015 8 260% 2088-2180 g [16][17] City
SRAM G9 2014 2015 9 292% 2088 g[17] 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),[18] P5 Cargo 1987 2010? [19] 5 224-251% 3rd gear City
SRAM (Sachs) Spectro T3/i-Motion 3/Torpedo Dreigang[18] 1970s 2017[20] 3 187% 2nd gear City
SRAM (Sachs) Neos/Spectro 3x7 1994 2000[21] 3(x7) 186% (434%) [22] City
SRAM (Sachs) Torpedo Duomatic/Automatic 2017[20] 2 136% City
Sturmey Archer XRF-8 (W), XRK-8 (W), XRD-8 (W) 2014 8 325% 1st Gear 1770-2170 g City/Folding
Sturmey Archer XRF-8, X-R[F/D/K]8 2007 2013 8 305% 1st Gear 1480-1600 g City
Sturmey Archer RX-RF5, RX-RD5, RX-RK5, RX-RC5, RXL-RD5, TS-RF5 2017 5 243% 3rd Gear 1905-2412 g City
Sturmey Archer S5,AT5,SAB,Sprinter-5,[S/X/XL]-R[C/D/F/K]5 1966 5 225-256% 1200-1760 g City
Sturmey Archer X-RF4, X-RK4, X-RD4 2018 4 210% 1st Gear 1160-1630 g City/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[23] 1933 3 178% 2nd Gear 1000-1380 g City
Sturmey Archer [S/B]2[C] Duomatic[24] 2010 2 138% 930-1400 g City

References

  1. ↑ Emerson Roberts: Brompton product announced 2009, Foldabikes.com
  2. ↑ Richard Peace: Brompton wide ratio hub gear announced, Bikeradar.com, 30 Oct 2008
  3. ↑ 3.0 3.1 "Enviolo Technical Manual CY 2022". https://enviolo.com/wp-content/uploads/Technical-Manual-enviolo-CY2022-May-2022.pdf. 
  4. ↑ "Nfinity N330/N380/N380SE - Products - nuvincicyling.com". http://www.nuvincicycling.com/en/products/nfinity.html. 
  5. ↑ 5.0 5.1 "NuVinci N171 and N360". 9 October 2007. https://hubstripping.wordpress.com/atc-nuvinci/. 
  6. ↑ 6.0 6.1 6.2 "Kindernay XIV" (in en-US). https://kindernay.com/products/complete-gear-hub/product-landing-kindernay-xiv/. 
  7. ↑ 7.0 7.1 7.2 "Kindernay VII" (in en-US). https://kindernay.com/products/complete-gear-hub/kindernay-vii/. 
  8. ↑ "Technical data: www.rohloff.de". http://www.rohloff.de/en/technology/speedhub/technical_data/index.html. 
  9. ↑ 9.0 9.1 9.2 "Most complete page about the Shimano Alfine Inter 11 Internal Gear hub". https://bikeshed.johnhoogstrate.nl/bicycle/drivetrain/shimano_alfine_inter_11/. 
  10. ↑ "SG-S7001-11". https://bike.shimano.com/en-EU/product/component/alfine-s7000s700/SG-S7001-11.html. 
  11. ↑ "SG-S7000-8". https://bike.shimano.com/en-EU/product/component/alfine-s7000s700/SG-S7000-8.html. 
  12. ↑ "Shimano Alfine 11-speed hub gear - Gear news - RoadCyclingUK". http://www.roadcyclinguk.com/gear-news/shimano-alfine-11-speed-hub-gear/4896.html. 
  13. ↑ "Shimano Alfine 11". October 2010. http://hubstripping.wordpress.com/alfine-shimano/alfine-11/. 
  14. ↑ "Shimano Alfine 11 hub gear and shifter". 30 November 2010. http://road.cc/content/review/27971-shimano-alfine-11-hub-and-shifter. 
  15. ↑ "SG501 internals in a SG-500 body?" (in en-US). https://www.mtbr.com/threads/sg501-internals-in-a-sg-500-body.1003496/. 
  16. ↑ "G8 | Sram". Archived from the original. Error: If you specify |archiveurl=, you must also specify |archivedate=. https://web.archive.org/web/20130123210451/http://www.sram.com/sram/urban/products/g8. 
  17. ↑ 17.0 17.1 "SRAM G8 / G9 IGH2015 Frame Fit Specifications". 2014. https://www.servicearchive.sram.com/sites/default/files/techdocs/gen.0000000004677_rev_a_2015_g8g9_frame_fit_specs.pdf. 
  18. ↑ 18.0 18.1 Cycle A 2 B: Sachs 5 speed Torpedo Pentasport hub gear, 11 April 2011
  19. ↑ "TSR 2 --> TSR 5 mod". https://www.bikeforums.net/folding-bikes/781365-tsr-2-tsr-5-mod.html. 
  20. ↑ 20.0 20.1 Frothingham, Steve. "SRAM ends sales of internal gear hubs". https://www.bicycleretailer.com/international/2017/02/15/sram-ends-sales-internal-gear-hubs. 
  21. ↑ "Sachs and SRAM Internal-Gear Hubs". http://sheldonbrown.com/sachs-internal.html. 
  22. ↑ "Archived copy". http://www.greenspeed.com.au/pdfs/sachs_3x7.pdf. 
  23. ↑ "Sears 3-speed model 503.21". https://ratrodbikes.com/forum/threads/sears-3-speed-model-503-21.26816/. 
  24. ↑ S/A S2C 2010



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