2025 Core Neuhaus Metalworks Hummingbird Base

Design
Flat Bar, Hardtail (Front suspension)
Frame
Steel
Suspension
120mm fork travel
Features
Disc brake, Single-speed capable
Average stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Average stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Average stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat upright stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat upright stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Geometry

S
M
ML
L
XL
Stack
606mm
615mm
634mm
652mm
661mm
Reach
415mm
435mm
455mm
470mm
485mm
Stack to Reach Ratio
1.46:1
1.41:1
1.39:1
1.39:1
1.36:1
Seat Tube Length, Unknown
370mm
390mm
420mm
440mm
460mm
Top Tube Length, Effective/Horizontal Unknown
589mm
611mm
631mm
651mm
668mm
Top Tube Slope
25.9deg
23.9deg
22deg
21.2deg
19.7deg
Head Tube Angle
66deg
66deg
66deg
66deg
66deg
Seat Tube Angle
74.5deg
74.5deg
74.5deg
74.5deg
74.5deg
Head Tube Length
110mm
120mm
130mm
140mm
150mm
Bottom Bracket Drop
56mm
56mm
56mm
56mm
56mm
Bottom Bracket Height
316mm
316mm
316mm
316mm
316mm
Chainstay Length
420mm
420mm
420mm
420mm
420mm
Chainstay Length Max
445mm
445mm
445mm
445mm
445mm
Chainstay Length Horizontal
416.3mm
416.3mm
416.3mm
416.3mm
416.3mm
Chainstay Length Horizontal Max
441.5mm
441.5mm
441.5mm
441.5mm
441.5mm
Front-Center
710mm
734.9mm
762.8mm
785.8mm
804.7mm
Front-Center Horizontal
707.8mm
732.8mm
760.8mm
783.8mm
802.8mm
Wheelbase
1124mm
1149mm
1177mm
1200mm
1219mm
Wheelbase Max
1149.2mm
1174.2mm
1202.2mm
1225.2mm
1244.2mm
Fork Offset/Rake
44mm
44mm
44mm
44mm
44mm
Trail
117.4mm
very high
117.4mm
very high
117.4mm
very high
117.4mm
very high
117.4mm
very high
Mechanical Trail
107.3mm
107.3mm
107.3mm
107.3mm
107.3mm
Wheel Flop
43.6mm
43.6mm
43.6mm
43.6mm
43.6mm
Tire to Pedal Spindle
168mm
170 mm cranks
192.9mm
170 mm cranks
220.9mm
170 mm cranks
243.8mm
170 mm cranks
262.7mm
170 mm cranks
Pedal Spindle to Ground Clearance
146mm
170 mm cranks
146mm
170 mm cranks
146mm
170 mm cranks
146mm
170 mm cranks
146mm
170 mm cranks

Base Build

S
M
ML
L
XL
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
2.4in
2.4in
2.4in
2.4in
2.4in
Tire Width Max
2.6in
2.6in
2.6in
2.6in
2.6in
Tire Outer Diameter
743.9mm
743.9mm
743.9mm
743.9mm
743.9mm
Bike Length with Tires
1867.9mm
1892.9mm
1920.9mm
1943.9mm
1962.9mm
Stem Length
50mm
50mm
50mm
50mm
50mm

Published Sizing Recommendations

Height
5 ft 4 in
to
5 ft 7 in
5 ft 7 in
to
5 ft 9 in
5 ft 9 in
to
5 ft 11 in
5 ft 11 in
to
6 ft 1 in
6 ft 1 in
to
6 ft 3 in

Stack and Reach vs. Category Trend

Reach250mm300mm350mm400mm450mm500mm550mmStack350mm400mm450mm500mm550mm600mm650mmSMMLLXL
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
Hardtail Trail MTB
Source:https://neuhausmetalworks.com/products/hummingbird