Bike-on-Bike
Default Config
Insights
Somewhat upright stack and reach vs trend of hardtail trail mtb bikes
Design deviates from other sizes of State Bicycle Co. 4130 Trail
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Geometry
Stack | 646.5mm | — |
Reach | 465mm | — |
Stack to Reach Ratio | 1.39:1 | — |
Seat Tube Length, C-T | 430mm | — |
Top Tube Length, Effective/Horizontal Center | 645.5mm | — |
Top Tube Length, Actual C-C | 645.5mm | — |
Top Tube Slope | 22deg | — |
Head Tube Angle | 65deg | — |
Seat Tube Angle | 74.4deg | — |
Head Tube Length | 120mm | — |
Bottom Bracket Drop | 56mm | — |
Bottom Bracket Height | 316mm | — |
Chainstay Length | 426.5mm | — |
Chainstay Length Horizontal | 422.8mm | — |
Front-Center | 790.9mm | — |
Front-Center Horizontal | 788.9mm | — |
Wheelbase | 1211.7mm | — |
Fork Offset/Rake | 44mm | — |
Fork Length (On-Axis) | 541mm | — |
Trail | 124.9mm very high | — — |
Mechanical Trail | 113.2mm | — |
Wheel Flop | 47.8mm | — |
Tire to Pedal Spindle | 248.9mm 170 mm cranks | — |
Pedal Spindle to Ground Clearance | 146mm 170 mm cranks | — |
Build
Wheel Size | 700C/29 in 622 mm BSD | — — |
Tire Width | 2.4in | — |
Tire Outer Diameter | 743.9mm | — |
Bike Length with Tires | 1955.6mm | — |
Crank Length | 170mm | — |
| Suspension Type | Hardtail (Front suspension) | — |
| Bar Type | Flat Bar | — |
| Fork Travel | 130mm | — |
| Rear Travel | Unknown | — |
| Suspension Sag | Unknown | — |
| Frame Material | Steel | — |
| Fork Material | Unknown | — |
| Brake Type | Unknown | — |
Meta
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| Source | https://cdn.shopify.com/s/files/1/0232/3305/files/2025-4130-MTB-SizeSpec.pdf?v=1745262458 | — |
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