The JAM 8.9 mountain bike by FOCUS is a playful 29″ trail bike with a carbon frame, equipped with suspension parts by Fox Racing Shox and Shimano XT 12-speed gears. It offers 150 mm travel at the front and rear and is characterised by a very progressively-tuned linkage design as well as agile handling, which gives you riding pleasure and confidence on demanding routes. A flip chip on the rear triangle allows you to adjust the geometry to make it even more downhill-ready. A bag integrated into the down tube can be used to stow accessories.
Specifications:Application:All Mountain, EnduroWheel Size:29″Front Travel:150 mmRear Travel:150 mmSizes:S, M, L, XLFront Triangle Material:CarbonRear Triangle Material:aluminium (7005)Components:Frame:FOCUS JAM, carbon front triangle, 7005 aluminium rear triangle, F.O.L.D. GEN2 linkage design, I.C.S., post mount 180 mm, 12 x 148 mm thru-axle (Boost)Fork:Fox Racing Shox 36 Float Performance 29, GRIP 3-position, 44 mm offset, 15 x 110 mm (Boost)Stem:FOCUS C.I.S. integrated, aluminium, 0°, 35 mm clampHandlebars:Race Face Chester, aluminium, 35 mm rise, 8° backsweepGrips:FOCUSRear Shock:Fox Racing Shox Float X Performance, 210 x 55 mm, hardware: 25.0 x 8.0 mmRemote System:noneHeadset:Acros ZS56/ZS56, FOCUS C.I.S. integratedSeatpost:Post Modern Dropper Post PM-171, 31.6 mm, insertion depth min. 100 mmSaddle:Proxim W350Crank:Shimano Deore XT M8120, 12-speed, press fit PF92 bottom bracket, 32 T chainringPedals:noneBrakes:Shimano XT M8120, 4 pistons, 200 mm/200 mmShift Lever:Shimano Deore XT M8100, 12-speedRear Derailleur:Shimano Deore XT M8100, 12-speedCassette:Shimano SLX M7100, 12-speed, 10-51 TChain:Shimano SLX CN-M7100Rims:DT Swiss M 1900, 30-622Spokes:DT SwissFront Hub:DT Swiss 370, 15 x 110 mmRear Hub:DT Swiss 370, 12 x 148 mmFront Tyre:Maxxis Minion DHF 2.5″ WT, 3C Grip EXO TRRear Tyre:Maxxis Minion DHR II 2.4″ , 3C EXO+ TRApproved For:Weight Limit:110 kgRotor Size (max.):203 mm (rear)Tyre Size (max.):29 x 2.5″ (rear wheel)Chainrings:1xChainring Size (max.):1x, 34 TFeatures:playful trail bike with lightweight carbon frame and 150 mm suspension travelagile handling with large safety reserve of the chassis for maximum driving fun and safetygeometry adjustment for more DH potential possible via flip chipvery progressively tuned F.O.L.D. linkage design (F.O.L.D. Upgrade)150 mm Fox 36 Performance fork and Float X rear shockShimano XT 1×12-speed shifters29″ wheels from DT Swissaccessory bag integrated into the down tubeinternal cable routingEN classification 4: Bicycle for sport and competition riding with moderate technical demands of the trails, for jumps up to a maximum of 120 cm and/or descents on unpaved trails at speeds of less than 40 km/h, riding skills, practice and good riding control requiredTechnology:F.O.L.D. Upgrade / F.O.L.D. GEN2
The second generation FOCUS Optimised Linkage Design is more progressive than the previous F.O.L.D. linkage design, so that the puncture protection at the end of the suspension travel is even stronger – for more stability in demanding terrain. This is made possible by a change to the guide and Mainlink lever. However, you will still experience the chassis as sensitive. Another advantage is the lower standover height of the frame made possible by the F.O.L.D. upgrade.
C.I.S.
Fully-integrated C.I.S. cable routing ensures a tidy cockpit. All cables run through the special stem and headset directly into the frame. Flawless braking and shifting is of course guaranteed at all times.
I.C.S.
Internal Compartment Solution (I.C.S.) means that a bag is hidden in the carbon frame of the JAM 8 series, more precisely in the down tube. You can fill them with accessories such as tools and easily remove them when needed. To do this, press the button on the cover that protects the bag from dirt.
Geometry:(based on a fork axle to crown length of 561 mm)
S:
Frame Size:39 cmRecommended Height:160 – 170 cmStack:603 mmReach:420 mm (Low), 425 mm (High)Seat Tube Length:390 mmEffective Top Tube Length:558 mmHead Tube Length:90 mmChainstay Length:435 mmWheelbase:1170 mmBB Drop:30 mm (Low), 24 mm (High)Seat Tube Angle:76° (Low), 76.5° (High)Head Tube Angle:65° (Low), 65.5° (High)Standover Height:766 mmStem Length:50 mmHandlebar Width:780 mmCrank Arm Length:170.0 mmSeatpost Insertion Depth (max.):220 mm
M:
Frame Size:42 cmRecommended Height:171 – 180 cmStack:613 mmReach:450 mm (Low), 455 mm (High)Seat Tube Length:420 mmEffective Top Tube Length:589 mmHead Tube Length:100 mmChainstay Length:435 mmWheelbase:1204 mmBB Drop:30 mm (Low), 24 mm (High)Seat Tube Angle:76° (Low), 76.5° (High)Head Tube Angle:65° (Low), 65.5° (High)Standover Height:766 mmStem Length:50 mmHandlebar Width:780 mmCrank Arm Length:170.0 mmSeatpost Insertion Depth (max.):250 mm
L:
Frame Size:45 cmRecommended Height:181 – 190 cmStack:631 mmReach:480 mm (Low), 485 mm (High)Seat Tube Length:450 mmEffective Top Tube Length:622 mmHead Tube Length:120 mmChainstay Length:435 mmWheelbase:1242 mmBB Dro































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