2026 Giant Bicycles STP 26 One Size
Build
26 in × 2.25 in
Insights
Somewhat upright stack and reach vs trend of bmx/dirt jump bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 566mm |
| Reach | 410mm |
| Stack to Reach Ratio | 1.38:1 |
| Seat Tube Length, C-T | 310mm |
| Top Tube Length, Effective/Horizontal HT Top | 594mm |
| Top Tube Slope | 28.2deg |
| Head Tube Angle | 68.5deg |
| Seat Tube Angle | 72deg |
| Head Tube Length | 120mm |
| Bottom Bracket Drop | 25mm |
| Bottom Bracket Height | 311.7mm |
| Chainstay Length | 385mm |
| Chainstay Length Horizontal | 384.2mm |
| Front-Center | 663.3mm |
| Front-Center Horizontal | 662.8mm |
| Wheelbase | 1047mm |
| Fork Offset/Rake | 37mm |
| Trail | 92.8mm very high |
| Mechanical Trail | 86.4mm |
| Wheel Flop | 31.7mm |
| Standover Height | 672mm |
| Tire to Pedal Spindle Distance With 165 mm cranks | 161.6mm |
| Pedal Spindle to Ground Clearance With 165 mm cranks | 146.7mm |
26 Build
| Wheel Size | 26 inch (559mm BSD) |
| Tire Width | 2.25in |
| Tire Outer Diameter | 673.3mm |
| Bike Length with Tires | 1720.3mm |
| Crank Length | 165mm |
| Stem Length | 35mm |
| Suspension Type | Rigid, suspension corrected |
| Bar Type | Moto/Klunker/Riser Bar |
| Frame Material | Aluminum |
| Fork Material | Unknown |
| Brake Type | Unknown |
| Features | Single-speed capable |
Source:https://www.giant-bicycles.com/au/stp-26-2026