2018 Transition Bikes Throttle Base SM
Build
650B/27.5 in × 2.3 in
Insights
Average stack and reach vs trend of hardtail trail mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Bar type unusual for category
This: Moto/Klunker/Riser Bar
Category: Flat Bar
vs hardtail trail mtb bikesCategory: Flat Bar
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 603mm |
| Reach | 390mm |
| Stack to Reach Ratio | 1.55:1 |
| Seat Tube Length, C-T | 385mm |
| Top Tube Length, Effective/Horizontal HT Top | 563mm |
| Head Tube Angle | 66deg |
| Effective Seat Tube Angle, ETT HT Top | 74deg |
| Head Tube Length | 100mm |
| Bottom Bracket Drop | 40mm |
| Bottom Bracket Height | 310.4mm |
| Chainstay Length | 420mm |
| Chainstay Length Horizontal | 418.1mm |
| Front-Center | 688.1mm |
| Front-Center Horizontal | 686.9mm |
| Wheelbase | 1105mm |
| Fork Offset/Rake | 42mm |
| Fork Length (Axle-To-Crown) | 532mm |
| Trail | 110mm very high |
| Mechanical Trail | 100.5mm |
| Wheel Flop | 40.9mm |
| Standover Height | 658mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 167.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 140.4mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.3in |
| Tire Outer Diameter | 700.8mm |
| Bike Length with Tires | 1805.8mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Moto/Klunker/Riser Bar |
| Fork Travel | 140mm |
| Suspension Sag | Unknown |
| Frame Material | Carbon/Composite |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:https://www.transitionbikes.com/PDF/WebpageArchive_2018_Throttle.pdf