2020 Twmpa Cycles GR 1.0 Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Wood
Fork
Carbon/Composite
Features
Disc brake
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Geometry

X Small
Small
Medium
Large
X Large
Stack
535mm
550mm
574mm
596mm
630mm
Reach
365mm
375mm
384mm
392mm
405mm
Stack to Reach Ratio
1.47:1
1.47:1
1.49:1
1.52:1
1.56:1
Seat Tube Length, Effective HT Top
527mm
542mm
567mm
591mm
628mm
Top Tube Length, Effective/Horizontal HT Top
527mm
542mm
558mm
573mm
596mm
Top Tube Slope
10deg
9deg
9deg
9deg
9deg
Head Tube Angle
70deg
70.5deg
70.5deg
71deg
71deg
Seat Tube Angle
73deg
73deg
73deg
73deg
73deg
Head Tube Length
112mm
125mm
151mm
172mm
209mm
Bottom Bracket Drop
65mm
65mm
65mm
65mm
65mm
Bottom Bracket Height
284mm
284mm
284mm
284mm
284mm
Chainstay Length
435mm
435mm
435mm
435mm
435mm
Chainstay Length Horizontal
430.1mm
430.1mm
430.1mm
430.1mm
430.1mm
Front-Center
586mm
597mm
614mm
622mm
646mm
Front-Center Horizontal
585.9mm
596.9mm
613.9mm
621.9mm
645.9mm
Wheelbase
1016mm
1027mm
1044mm
1052mm
1076mm
Fork Offset/Rake
52mm
50mm
50mm
47mm
47mm
Fork Length (Axle-To-Crown)
395mm
395mm
395mm
395mm
395mm
Trail
71.7mm
high
70.5mm
high
70.5mm
high
70.5mm
high
70.5mm
high
Mechanical Trail
67.4mm
66.5mm
66.5mm
66.6mm
66.6mm
Wheel Flop
23mm
22.2mm
22.2mm
21.7mm
21.7mm
Standover Height
758mm
775mm
799mm
820mm
853mm
Tire to Pedal Spindle
72mm
165 mm cranks
83mm
165 mm cranks
95mm
170 mm cranks
98mm
175 mm cranks
122mm
175 mm cranks
Pedal Spindle to Ground Clearance
119mm
165 mm cranks
119mm
165 mm cranks
114mm
170 mm cranks
109mm
175 mm cranks
109mm
175 mm cranks

Base Build

X Small
Small
Medium
Large
X Large
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
38mm
38mm
38mm
38mm
38mm
Tire Width Max
40mm
40mm
40mm
40mm
40mm
Tire Outer Diameter
698mm
698mm
698mm
698mm
698mm
Bike Length with Tires
1714mm
1725mm
1742mm
1750mm
1774mm
Crank Length
165mm
165mm
170mm
175mm
175mm
Handlebar Width
420mm
420mm
440mm
440mm
460mm
Stem Length
80mm
90mm
100mm
110mm
120mm
Stem Angle
7deg
7deg
7deg
7deg
7deg

Published Sizing Recommendations

Height
165 cm
to
173 cm
170 cm
to
178 cm
177 cm
to
185 cm
184 cm
to
192 cm

Stack and Reach vs. Category Trend

Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale
Category Trend
All-road/Gravel
Source:https://www.twmpacycles.co.uk/