2025 Serial1 BASH/MTN GEN 2

Category
Rigid MTB
Design
Flat Bar, Rigid, non-suspension corrected
Features
E-bike, Single-speed capable

Geometry

S
M
L
XL
Stack
575mm
630mm
660mm
690mm
Reach
384mm
405mm
414mm
438mm
Stack to Reach Ratio
1.5:1
1.56:1
1.59:1
1.58:1
Bottom Bracket Height
Wheelbase
1101.8mm
1145.1mm
1166.2mm
1202.3mm
Trail
Mechanical Trail
Wheel Flop
Standover Height
693.5mm
707.7mm
720.5mm
725.6mm

GEN 2 Build

S
M
L
XL
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
2.8in
2.8in
2.8in
2.8in
Tire Outer Diameter
726.2mm
726.2mm
726.2mm
726.2mm
Bike Length with Tires
1828mm
1871.3mm
1892.4mm
1928.5mm
Handlebar Width
630mm
630mm
670mm
670mm

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
Rigid MTB
Source:https://support.serial1.com/hc/en-us/articles/360059851731-Geometry-Measurements-of-CTY-eBikes