Shimano Dura-Ace Track

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In 1981 Shimano changed their nomenclature to better represent the components' name. They have done so before but the change from 1981 stuck and is still used as of today. As such, I am going to try to squish identical groups with different names under the same category.

Dura-Ace Track (1972[1]-1978[2])

GA-100

BCD:
Avail. Crank Lengths: 165mm, (167.5mm), 170mm, (172,5mm) or 175mm
Pedal Thread: 9/16"x20
Chain size: 1/2" x 1/8"
Torque figure:

GB-100

Spindle type: Square
Spindle Length: 112mm
Chain Line: 1/2" x 1/8"
Available Threadings: BSC, FR or ITA
Torque figure:
Tool:

HA-300 (previously called H-741 or H-841 for front and rear wheel hubs respectively)

No. of Spoke Holes: 36, 32 or 28
Front Overlock nut dimensions: 100mm
Rear Overlock nut dimensions: 110mm or 120mm

FA-200 (previously called FR-912>FR-916)

Chain size: 1/2" x 1/8"
Thread: 1,37"x24TPI
Available Teeth: 13, 14, 15 or 16 teeth

UA-200 (Previously called K-902)

HS-741 or HS-841

Small Flange Wheel Hubs made unavailable from 1975 onwards.


Dura-Ace 7000 (or 10) (1977-1981)

This was Shimano's attempt at revolutionising track racing. "The 10mm pitch system reduces the overall weight and size of the components"

FC-7000 (previously called GA-110)

BCD:
Avail. Crank Lengths: 165mm or 170mm
Pedal Thread: 9/16"x20
Chain size: 10mmx3mm
Torque figure:

HB-7020 (previously called HA-310)

No. of Spoke Holes: 36, 32 or 28
Front Overlock nut dimensions: 100mm
Rear Overlock nut dimensions: 110mm or 120mm

CN-7000 (previously called QA-100)

Chain size: 10mmx3mm

SS-7000 (previously called FA-210)

Chain size: 10mmx3mm
Thread: BC33x24TPI
Available Teeth: 14, 15 or 16 teeth


Dura-Ace 7500 (1981-1984)

FC-7500

BCD: 144
Avail. Crank Lengths: 165mm, 167.5mm or 170mm
Pedal Thread: 9/16"x20 or 14x1,25
Chain size: 1/2" x 1/8"
Torque figure:

BB-7500

Spindle type: Square
Spindle Length: 107mm (BSC) or 109mm (ITA)
Chain Line:
Available Threadings: BSC, FR or ITA
Torque figure:
Tool:

HB-7520

Large Flange Wheel Hubs.

No. of Spoke Holes: 36, 32 or 28
Front Overlock nut dimensions: 100mm
Rear Overlock nut dimensions: 110mm or 120mm

SS-7500

Chain size: 1/2" x 1/8"
Thread: 1,37"x24TPI
Available Teeth: 13, 14, 15 or 16 teeth

HP-7500

Thread Dimensions: BSC or FR
Lock Washer type:
A:
B:
C:
D:
l1: 21mm
l2: 11.5mm
L:


Dura-Ace 7600 (1986-1998)

FC-7600[3]

BCD: 144
Avail. Crank Lengths: 165mm, 167.5mm, 170mm, 172.5mm or 175mm
Pedal Thread: 9/16"x20TPI
Chain size: 1/2" x 1/8" or 1/2" x 3/32"
Torque figure: 35-50nm

BB-7600[4]

Caged ball bearings. Available in BSC, FR or ITA. 109mm

Spindle type: Square
Spindle Length: 109mm
Chain Line:
Available Threadings: BSC, FR or ITA
Torque figure:
Tool:

BB-7610[5]

Industrial ball bearings version of BB-7600. Different specifications listed.

Chain Line: 42.5mm
Available Threading: BSC, NJS or ITA
Torque figure: 50-70nm
Tool: TL-UN74-S

HB-7600 (Front[6] and Rear[7]) (Small Flange)

No. of Spoke Holes: 36, 32, 28 or 24
Front Overlock nut dimensions: 100mm
Rear Overlock nut dimensions: 110mm or 120mm

HB-7600 (Front[8] and Rear[9]) (Large Flange)

No. of Spoke Holes: 36, 32, 28 or 24
Front Overlock nut dimensions: 100mm
Rear Overlock nut dimensions: 110mm or 120mm

SS-7600

Chain size: 1/2" x 1/8" or 1/2" x 3/32"
Thread: 1,37"x24TPI
Available Teeth: 13, 14, 15 or 16 teeth

HP-7600[10]

Thread Dimensions: BSC or FR[11]
Lock Washer type:
A: 30mm (JIS) or 30.2mm
B: 27mm (JIS) or 26.4mm
C:
D:
l1: 21mm
l2: 11.5mm
L: H+37.6mm

Dura-Ace 7700 (2000-2022[12])

FC-7710[13]

BCD: 144
Avail. Crank Lengths: 165mm, 167.5mm, 170mm, 172.5mm or 175mm
Pedal Thread: 9/16"x20TPI
Chain size: 1/2" x 1/8" or 1/2" x 3/32"
Torque figure: 35-50nm
Cap Torque figure: 5-7nm

BB-7700[14]

Caged ball bearings.

Spindle type: Octalink
Spindle Length: 109.5mm
Chain Line: 42.5mm
Available Threadings: BSC or ITA
Torque figure: 50-70nm
Tool: TL-UN74-S

BB-7710[15]

Industrial ball bearings version of BB-7700. Different specifications listed.

Available Threadings: BSC

HB-7710 (Front[16] and Rear[17])

Small Flange Wheel Hubs.

No. of Spoke Holes: 36, 32, 28 or 24
Front Overlock nut dimensions: 100mm
Rear Overlock nut dimensions: 110mm or 120mm

HP-7410[18]

Thread Dimensions: BSC or FR
Lock Washer type: Small Notch or Notch
A: 30mm (JIS) or 30.2mm
B: 27mm (JIS) or 26.4mm
C: 22.3mm
D: 32mm
l1: 24.1mm
l2: 13.5mm
L: H+37.6mm

Track-specific Frame Parts

N-103 (12/1972-1974)

Standard Track Fork Ends.

NC-100 (1975-1981)

Low-er end Track Fork Ends.

NC-200 (12/1978-1981)

High-er end Track Fork Ends. Appeared first in a catalog dated December 1978 .

FE-SF10 (1981)

Low-er end Track Fork Ends. (Most likely a rename of the NC-100 to meet more appropriately their newly made nomenclature)

FE-UF10 (1981)

High-er end Track Fork Ends. (Most likely a rename of the NC-200 to meet more appropriately their newly made nomenclature)

Sources

  1. ↑ Modèle:Cite
  2. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  3. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  4. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  5. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  6. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  7. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  8. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  9. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  10. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  11. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  12. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  13. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  14. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  15. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  16. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  17. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
  18. ↑ Erreur Lua dans Module:Citation/CS1/Configuration à la ligne 2058 : attempt to index field '?' (a nil value).
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