Trek 4300 Disc (Assumption 1) (Model year: 2009)
Submitted by Ed Cramp on
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Assumption 1: geometry was given with 20% sag included.
Manufacturing:
Production
Primary material:
Steel
Size:
M (18")
Style:
MTB
Reach:
392mm
Stack:
596mm
Started from:
BikeCAD version:
13.52
Comments
Frame Rotation
Seat tube angle 73.5 +1
Head tube angle 70.5 +1
Top tube angle 18 -1
BB drop 38mm +7.5mm per degree
Effective top tube 542/cos(angle)
Fix AC (465 sagged) fork measure -17.6mm per degree
Ideal Fork for Conversion
Drop the head a little, while keeping the seat swept
0.5 deg rotation
456mm ac
Maintain balanced steering
57mm trail
58mm offset