2021 Pilot Cycles Scram Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Titanium
Fork
Carbon/Composite
Features
Disc brake
Very upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Average stack and reachvs category

Geometry

51
54
57
60
Stack
563mm
585mm
603mm
630mm
Reach
344mm
365mm
384mm
404mm
Stack to Reach Ratio
1.64:1
1.6:1
1.57:1
1.56:1
Seat Tube Length, C-T
510mm
540mm
570mm
590mm
Top Tube Length, Effective/Horizontal HT Top
512mm
538mm
569mm
597mm
Top Tube Slope
8.5deg
7.4deg
6deg
6.5deg
Head Tube Angle
71deg
71deg
71deg
71deg
Seat Tube Angle
74deg
73.5deg
73deg
73deg
Head Tube Length
125mm
150mm
170mm
200mm
Bottom Bracket Drop
72mm
71mm
70mm
69mm
Bottom Bracket Height
258mm
259mm
260mm
261mm
Chainstay Length
425mm
425mm
425mm
425mm
Chainstay Length Horizontal
418.9mm
419mm
419.2mm
419.4mm
Front-Center
569.7mm
599.2mm
623.7mm
654.3mm
Front-Center Horizontal
565.1mm
595mm
619.8mm
650.6mm
Wheelbase
984mm
1014mm
1039mm
1070mm
Fork Offset/Rake
49.2mm
50.1mm
49.4mm
50.6mm
Trail
61.6mm
mid/​neutral
60.6mm
mid/​neutral
61.4mm
mid/​neutral
60.2mm
mid/​neutral
Mechanical Trail
58.2mm
57.3mm
58mm
56.9mm
Wheel Flop
19mm
18.7mm
18.9mm
18.5mm
Tire to Pedal Spindle
69.7mm
170 mm cranks
99.2mm
170 mm cranks
123.7mm
170 mm cranks
154.3mm
170 mm cranks
Pedal Spindle to Ground Clearance
88mm
170 mm cranks
89mm
170 mm cranks
90mm
170 mm cranks
91mm
170 mm cranks

Base Build

51
54
57
60
Wheel Size
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
Tire Width
38mm
38mm
38mm
38mm
Tire Outer Diameter
660mm
660mm
660mm
660mm
Bike Length with Tires
1644mm
1674mm
1699mm
1730mm

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.pilotcycles.com/frame-customize/scram/