2026 Simpatico Gamma Invert
- Category
- Progressive Gravel
- Design
- Drop Bar, Hardtail (Front suspension)
- Frame
- Titanium
- Fork
- Carbon/Composite
- Suspension
- 30mm fork travel, 20% sag
- Features
- Disc brake
Geometry
48 | 51 | 54 | 56 | 58 | 61 | |
Stack | 560mm | 565mm | 585mm | 599mm | 621mm | 641mm |
Reach | 370mm | 379mm | 393mm | 407mm | 412mm | 422mm |
Stack to Reach Ratio | 1.51:1 | 1.49:1 | 1.49:1 | 1.47:1 | 1.51:1 | 1.52:1 |
Seat Tube Length, C-T | 446mm | 476mm | 521mm | 546mm | 566mm | 596mm |
Top Tube Length, Effective/Horizontal HT Top | 515mm | 535mm | 555mm | 578mm | 592mm | 608mm |
Head Tube Angle | 70.4deg | 71deg | 71.4deg | 71.4deg | 71.3deg | 71.3deg |
Effective Seat Tube Angle, ETT HT Top | 75.6deg | 74.6deg | 74.2deg | 73.7deg | 73.7deg | 73.7deg |
Head Tube Length | 98mm | 101mm | 127mm | 144mm | 169mm | 190mm |
Bottom Bracket Drop | 88mm | 88mm | 85mm | 82mm | 79mm | 79mm |
Bottom Bracket Height | 273mm | 273mm | 276mm | 279mm | 282mm | 282mm |
Chainstay Length | 430mm | 430mm | 430mm | 430mm | 430mm | 430mm |
Chainstay Length Horizontal | 420.9mm | 420.9mm | 421.5mm | 422.1mm | 422.7mm | 422.7mm |
Front-Center | 593mm | 598mm | 612mm | 631mm | 648mm | 664mm |
Front-Center Horizontal | 587.1mm | 592.1mm | 606.5mm | 625.9mm | 643.3mm | 659.3mm |
Wheelbase | 1008mm | 1013mm | 1028mm | 1048mm | 1066mm | 1082mm |
Fork Offset/Rake | 45mm | 45mm | 45mm | 45mm | 45mm | 45mm |
Fork Length (Axle-To-Crown) | 425mm | 425mm | 425mm | 425mm | 425mm | 425mm |
Trail | 80.8mm very high | 76.7mm high | 74mm high | 74mm high | 74.7mm high | 74.7mm high |
Mechanical Trail | 76.1mm | 72.5mm | 70.1mm | 70.1mm | 70.7mm | 70.7mm |
Wheel Flop | 25.5mm | 23.6mm | 22.4mm | 22.4mm | 22.7mm | 22.7mm |
Standover Height | 741mm | 762mm | 802mm | 825mm | 845mm | 871mm |
Tire to Pedal Spindle | 72mm 160 mm cranks | 72mm 165 mm cranks | 86mm 165 mm cranks | 100mm 170 mm cranks | 117mm 170 mm cranks | 128mm 175 mm cranks |
Pedal Spindle to Ground Clearance | 113mm 160 mm cranks | 108mm 165 mm cranks | 111mm 165 mm cranks | 109mm 170 mm cranks | 112mm 170 mm cranks | 107mm 175 mm cranks |
Invert Build
48 | 51 | 54 | 56 | 58 | 61 | |
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 | 700C/29 in 622 mm BSD |
Tire Width | 50mm | 50mm | 50mm | 50mm | 50mm | 50mm |
Tire Width Max | 50mm | 50mm | 50mm | 50mm | 50mm | 50mm |
Tire Outer Diameter | 722mm | 722mm | 722mm | 722mm | 722mm | 722mm |
Bike Length with Tires | 1730mm | 1735mm | 1750mm | 1770mm | 1788mm | 1804mm |
Crank Length | 160mm | 165mm | 165mm | 170mm | 170mm | 175mm |
Handlebar Width | 400mm | 400mm | 420mm | 420mm | 440mm | 440mm |
Stem Length | 70mm | 70mm | 80mm | 90mm | 100mm | 100mm |
Stem Angle | -6deg | -6deg | -6deg | -6deg | -6deg | -6deg |
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 ScaleCategory Trend
Progressive GravelSource:https://simpaticobikes.com/bikes/gamma-x/