2025 FOCUS Bikes JAM2 SL 8.7
- Design
- Flat Bar, Full suspension
- Frame
- Carbon/Composite
- Fork
- Aluminum
- Suspension
- 160mm fork travel, 150mm rear travel
- Features
- Disc brake, E-bike
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 | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
S | M | L | XL | |
Stack | 614mm | 614mm | 632mm | 650mm |
Reach | 430mm | 460mm | 485mm | 515mm |
Stack to Reach Ratio | 1.43:1 | 1.33:1 | 1.3:1 | 1.26:1 |
Seat Tube Length, C-T | 390mm | 420mm | 440mm | 460mm |
Top Tube Length, Effective/Horizontal HT Top | 578mm | 607mm | 637mm | 672mm |
Top Tube Slope | 24.3deg | 20.2deg | 19.2deg | 18deg |
Head Tube Angle | 65.5deg | 65.5deg | 65.5deg | 65.5deg |
Seat Tube Angle | 76.5deg | 76.5deg | 76.5deg | 76.5deg |
Head Tube Length | 100mm | 100mm | 120mm | 140mm |
Bottom Bracket Drop | 25mm | 25mm | 25mm | 30mm |
Bottom Bracket Height | 349.5mm | 349.5mm | 349.5mm | 344.5mm |
Chainstay Length | 447mm | 447mm | 447mm | 447mm |
Chainstay Length Horizontal | 446.3mm | 446.3mm | 446.3mm | 446mm |
Front-Center | 766.1mm | 791.1mm | 825.1mm | 858.5mm |
Front-Center Horizontal | 765.7mm | 790.7mm | 824.7mm | 858mm |
Wheelbase | 1212mm | 1237mm | 1271mm | 1304mm |
Fork Offset/Rake | 44mm | 44mm | 44mm | 44mm |
Fork Length (On-Axis) | 571mm | 571mm | 571mm | 571mm |
Trail | 122.3mm very high | 122.3mm very high | 122.3mm very high | 122.3mm very high |
Mechanical Trail | 111.3mm | 111.3mm | 111.3mm | 111.3mm |
Wheel Flop | 46.2mm | 46.2mm | 46.2mm | 46.2mm |
Standover Height | 790mm | 790mm | 790mm | 792mm |
Tire to Pedal Spindle | 226.6mm 165 mm cranks | 251.6mm 165 mm cranks | 285.6mm 165 mm cranks | 319mm 165 mm cranks |
Pedal Spindle to Ground Clearance | 184.5mm 165 mm cranks | 184.5mm 165 mm cranks | 184.5mm 165 mm cranks | 179.5mm 165 mm cranks |
8.7 Build
S | M | 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 |
Tire Width | 2.5in | 2.5in | 2.5in | 2.5in |
Tire Outer Diameter | 749mm | 749mm | 749mm | 749mm |
Bike Length with Tires | 1961mm | 1986mm | 2020mm | 2053mm |
Crank Length | 165mm | 165mm | 165mm | 165mm |
Handlebar Width | 800mm | 800mm | 800mm | 800mm |
Stem Length | 50mm | 50mm | 50mm | 50mm |
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
Full-suspension All-mountain/Enduro MTBSource:https://www.focus-bikes.com/int/jam2-sl-8-7?color_combo=139300&frame_shape=126346&frame_size=126433&ipmc_battery_watt_hours=&ipmc_wheel_size_rear=