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Fastwork
/
B2

2025 Fastwork B2 Base

Category
Full-suspension All-mountain/Enduro MTB
Design
Flat Bar, Full suspension
Frame
Aluminum
Fork
Aluminum
Suspension
170mm fork travel, 167mm rear travel, 20% sag
Features
Disc brake
Small
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Collection
I've Ridden
Medium
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Collection
I've Ridden
Large
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Collection
I've Ridden
Somewhat upright stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category

Geometry

Small
Medium
Large
Stack
620mm
620mm
620mm
Reach
425mm
450mm
480mm
Stack to Reach Ratio
1.46:1
1.38:1
1.29:1
Seat Tube Length, C-T
400mm
420mm
440mm
Top Tube Length, Effective/Horizontal HT Top
549mm
577mm
604mm
Head Tube Angle
64.5deg
64.5deg
64.5deg
Effective Seat Tube Angle, Seat Tube Top
78.4deg
78.4deg
78.4deg
Head Tube Length
105mm
105mm
105mm
Bottom Bracket Drop
15mm
15mm
15mm
Bottom Bracket Height
357mm
357mm
357mm
Chainstay Length
435mm
435mm
435mm
Chainstay Length Horizontal
434.7mm
434.7mm
434.7mm
Front-Center
770.2mm
795.2mm
825.2mm
Front-Center Horizontal
770.1mm
795.1mm
825.1mm
Wheelbase
1204.8mm
1229.8mm
1259.8mm
Fork Offset/Rake
51mm
51mm
51mm
Fork Length (On-Axis)
570mm
570mm
570mm
Trail
120.9mm
very high
120.9mm
very high
120.9mm
very high
Mechanical Trail
109.1mm
109.1mm
109.1mm
Wheel Flop
47mm
47mm
47mm
Tire to Pedal Spindle
228.3mm
170 mm cranks
253.3mm
170 mm cranks
283.3mm
170 mm cranks
Pedal Spindle to Ground Clearance
187mm
170 mm cranks
187mm
170 mm cranks
187mm
170 mm cranks

Base Build

Small
Medium
Large
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
2.4in
2.4in
2.4in
Tire Outer Diameter
743.9mm
743.9mm
743.9mm
Bike Length with Tires
1948.7mm
1973.7mm
2003.7mm

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
Full-suspension All-mountain/Enduro MTB
Source:https://de.aliexpress.com/item/1005009788870077.html?spm=a2g0o.productlist.main.2.3520db60RJZX1k&algo_pvid=c2e8691e-c3e1-47d0-89aa-f8a56067d086&algo_exp_id=c2e8691e-c3e1-47d0-89aa-f8a56067d086-1&pdp_ext_f=%7B%22order%22%3A%22-1%22%2C%22eval%22%3A%221%22%7D&pdp_npi=6%40dis%21EUR%211045.92%21512.50%21%21%211195.20%21585.65%21%40211b628117574963405595529e1322%2112000050160607356%21sea%21AT%210%21ABX%211%210%21n_tag%3A-29910%3Bd%3Adbf3c39e%3Bm03_new_user%3A-29895&curPageLogUid=ALbkC9JVd6Mm&utparam-url=scene%3Asearch%7Cquery_from%3A%7Cx_object_id%3A1005009788870077%7C_p_origin_prod%3A#nav-specification
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