Sachs Elan: Difference between revisions
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table of gear ratios |
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[[Image:Sachs Elan (aka SRAM Spectro E12).JPG|thumb|Sachs Elan, also known as SRAM Spectro E12, a 12 speed epicyclic internal gear hub, in coaster brake version, without auxilliary components.]] |
[[Image:Sachs Elan (aka SRAM Spectro E12).JPG|thumb|Sachs Elan, also known as SRAM Spectro E12, a 12 speed epicyclic internal gear hub, in coaster brake version, without auxilliary components.]] |
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The '''Sachs Elan''' was a [[Epicyclic gearing|epicyclic]] internal [[hub gear]] for [[bicycle]]s, introduced by the bicycle division of the German company [[Fichtel & Sachs]] in 1995 and manufactured until 1998. With its 12 speeds and an overall range of 339%<ref name="S99">[http://www.sram.com/_media/pdf/sram/dealers/DTM_GHS_E_99.pdf DEALER TECHNICAL MANUAL], SRAM, 1999</ref> it was the most advanced epicyclic hub gear at the time, and the first hub gear commercially available with more than 7 speeds. |
The '''Sachs Elan''' was a [[Epicyclic gearing|epicyclic]] internal [[hub gear]] for [[bicycle]]s, introduced by the bicycle division of the German company [[Fichtel & Sachs]] in 1995 and manufactured until 1998. With its 12 speeds and an overall range of 339%<ref name="S99">[http://www.sram.com/_media/pdf/sram/dealers/DTM_GHS_E_99.pdf DEALER TECHNICAL MANUAL], SRAM, 1999</ref> it was the most advanced epicyclic hub gear at the time, and the first hub gear commercially available with more than 7 speeds. However, the Elan was perceived as unreliable and heavy. |
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After [[SRAM Corporation]] took over ownership of the German bicycle component manufacturer, the Elan was sold under the name Spectro E12.<ref name="SB" /><ref name="S99" /> |
After [[SRAM Corporation]] took over ownership of the German bicycle component manufacturer, the Elan was sold under the name Spectro E12.<ref name="SB" /><ref name="S99" /> |
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The Elan recieved a blow with the introduction of the [[Rohloff Speedhub|Speedhub 500/14]] by the small family owned company [[Rohloff AG]], a technically more advanced product, and was [[discontinue|discontinued]] before the turn of the millennium. |
The Elan recieved a blow with the introduction of the [[Rohloff Speedhub|Speedhub 500/14]] by the small family owned company [[Rohloff AG]], a technically more advanced product, and was [[discontinue|discontinued]] before the turn of the millennium. |
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==Specifications== |
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'''Gear ratios''' |
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{| class="wikitable" |
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|- |
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! Speed |
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! Ratio |
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! Percentage diff. |
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|- |
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| 1 |
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| 1,433 |
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| |
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|- |
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| 2 |
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| 1,174 |
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| 22,1% |
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|- |
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| 3 |
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| 1 |
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| 17,4% |
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|- |
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| 4 |
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| 0,848 |
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| 17,9% |
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|- |
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| 5 |
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| 0,75 |
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| 13,1% |
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|- |
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| 6 |
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| 0,675 |
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| 11,1% |
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|- |
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| 7 |
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| 0,62 |
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| 8,9% |
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|- |
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| 8 |
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| 0,566 |
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| 9,5% |
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|- |
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| 9 |
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| 0,522 |
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| 8,4% |
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|- |
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| 10 |
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| 0,485 |
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| 7,6% |
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|- |
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| 11 |
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| 0,451 |
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| 7,5% |
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|- |
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| 12 |
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| 0,423 |
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| 6,6% |
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|} |
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==Versions== |
==Versions== |
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Revision as of 20:57, 20 January 2011
.JPG)
The Sachs Elan was a epicyclic internal hub gear for bicycles, introduced by the bicycle division of the German company Fichtel & Sachs in 1995 and manufactured until 1998. With its 12 speeds and an overall range of 339%[1] it was the most advanced epicyclic hub gear at the time, and the first hub gear commercially available with more than 7 speeds. However, the Elan was perceived as unreliable and heavy.
After SRAM Corporation took over ownership of the German bicycle component manufacturer, the Elan was sold under the name Spectro E12.[2][1]
The Elan recieved a blow with the introduction of the Speedhub 500/14 by the small family owned company Rohloff AG, a technically more advanced product, and was discontinued before the turn of the millennium.
Specifications
Weight was a full 3.4 kg (7 1/2 pounds) and 4 kg with an integrated coaster brake.[2]
Gear ratios
| Speed | Ratio | Percentage diff. |
|---|---|---|
| 1 | 1,433 | |
| 2 | 1,174 | 22,1% |
| 3 | 1 | 17,4% |
| 4 | 0,848 | 17,9% |
| 5 | 0,75 | 13,1% |
| 6 | 0,675 | 11,1% |
| 7 | 0,62 | 8,9% |
| 8 | 0,566 | 9,5% |
| 9 | 0,522 | 8,4% |
| 10 | 0,485 | 7,6% |
| 11 | 0,451 | 7,5% |
| 12 | 0,423 | 6,6% |
Versions
- MH 12110 with coaster brake
- MH 12010 without coaster brake
References
- ^ a b DEALER TECHNICAL MANUAL, SRAM, 1999
- ^ a b https://sheldonbrown.com/elan.html