1986 Bridgestone Cycle Co. 700 Base

Geometry

480
530
560
590mm
630
Seat Tube Length, C-T
480mm
530mm
560mm
590mm
630mm
Top Tube Length, Actual C-C
520mm
540mm
560mm
570mm
580mm
Head Tube Angle
71.3deg
73deg
74deg
74deg
74deg
Seat Tube Angle
74.3deg
74.3deg
74deg
73.3deg
73deg
Bottom Bracket Drop
69.5mm
73mm
69.5mm
73.1mm
73.2mm
Bottom Bracket Height
261.5mm
258mm
261.5mm
267.9mm
257.8mm
Chainstay Length
415mm
415mm
415mm
415mm
415mm
Chainstay Length Horizontal
409.2mm
408.5mm
409.1mm
408.5mm
408.5mm
Front-Center
584mm
590mm
586mm
596mm
600mm
Front-Center Horizontal
579.9mm
585.5mm
581.9mm
591.5mm
595.5mm
Wheelbase
989mm
994mm
991mm
1000mm
1004mm
Fork Offset/Rake
50mm
50mm
45mm
45mm
45mm
Fork Length (Axle-To-Crown)
380mm
Trail
59.3mm
mid/​neutral
48.9mm
mid/​neutral
48.1mm
mid/​neutral
51mm
mid/​neutral
48.1mm
mid/​neutral
Mechanical Trail
56.1mm
46.8mm
46.2mm
49mm
46.2mm
Wheel Flop
18mm
13.7mm
12.7mm
13.5mm
12.7mm
Tire to Pedal Spindle
83mm
170 mm cranks
89mm
170 mm cranks
85mm
170 mm cranks
85mm
170 mm cranks
99mm
170 mm cranks
Pedal Spindle to Ground Clearance
91.5mm
170 mm cranks
88mm
170 mm cranks
91.5mm
170 mm cranks
97.9mm
170 mm cranks
87.8mm
170 mm cranks

Base Build

480
530
560
590mm
630
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
20mm
20mm
20mm
30mm
20mm
Tire Width Max
32mm
32mm
32mm
32mm
32mm
Tire Outer Diameter
662mm
662mm
662mm
682mm
662mm
Bike Length with Tires
1651mm
1656mm
1653mm
1682mm
1666mm
Crank Length
170mm
Handlebar Width
460mm
Stem Length
60mm
Stem Angle
90deg
Source:https://www.sheldonbrown.com/bridgestone/1986/pages/36-bridgestone-geometry.html