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Mondraker pioneered Forward Geometry long before it became popular. The SUMMUM uses that same forward geometry, combined with Mondraker's Zero Suspension System, and Stealth Alloy to deliver an amazing downhill bike with 200mm of travel to bomb down the mountains!
| Frame | Summum 6061 Alloy Stealth Evo, hydroformed tubing, Zero suspension system, 205mm travel, Forward Geometry, alloy upper link with shock eyelet bearings, 12x150mm rear axle, 73mm BSA bottom bracket, MAX. capacity sealed bearings, internal or external cable routing, ISCG 05 |
| Rear shock | Fox Van RC Performance, 222x70mm. Settings: low-speed compression, rebound, spring preload |
| Shock Setting | Light compression, light rebound. Spring rate: S size 400 lbs, M size 450 lbs, L size 500 lbs, XL size 550 lbs |
| Fork |
Rockshox Boxxer Select RC 27´5, 200mm, DebonAir, 1-1/8” steerer tube, Boost 20x110mm axle. Settings: Low-speed compression, rebound, air preload |
| Headset | Onoff Mercurium 1.5 ZS for 1-1/8” steerer tube, 41x30.15x7x45°x45° ACB sealed bearings, geometry kit cups, external diameter 56mm |
| Stem |
Onoff Krypton DH CNC Integrated FG, 25-30mm adjustable length, 31.8mm barbore, 6061 alloy, 2x6mm spacer |
| Handlebar | OnOff Sulfur 1.0 double butted 6061 alloy, rise: 20mm, width: 780mm, 9° backsweep, 5° upsweep, 31.8mm barbore |
| Grips |
Onoff Twin, 1lock-on, 135mm |
| Seatpost | SDG Micro I-Beam SP-751 Alloy, diameter 31.6mm, length 300mm, micro-adjustment |
| Saddle |
SDG I-Fly 2.0 I-Beam, high-density PU foam, Cordura sides |
| Front Brake | Sram Code R, oversized 4-piston caliper, Centerline 200mm IS 6 bolts one-piece rotor, steel-backed metal sintered pads |
| Rear Brake |
Sram Code R, oversized 4-piston caliper, Centerline 200mm IS 6 bolts one-piece rotor, steel-backed metal sintered pads |
| Brake lever | Sram Code R, tool-free reach adjust |
| Rim |
MDK-DP1 27’5, 32mm external width, 32 holes |
| Spokes |
CN stainless steel |
| Front Hub |
MDK DC315, Boost 20x110mm, IS 6 bolts |
| Rear Hub |
MDK DC315, 12x150mm, sealed bearings, IS 6 bolts |
| Front Tire |
Maxxis Minion DHR II 27’5x2.4, Super Tacky compound, Wire bead |
| Rear Tire |
Maxxis Minion DHR II 27’5x2.4, Super Tacky compound, Wire bead |
| Crank |
Race Face Chester, alloy, 165mm |
| Rings |
36T |
| Bottom Bracket |
Race Face BSA 73mm |
| Pedals |
N/A |
|
Chain |
Sram PC-951, 9s |
| Front Derailleur |
E-thriteen LG1 chain guide, Nickel Chrome protector, height adjustable to appropriate plate size, ISCG 05 |
| Rear Derailleur |
Sram X7, 9s, short cage, X-actuation 1:1 |
| Shifter |
Sram trigger X5, 9s, X-actuation 1:1 |
| Cassette |
Sram PG-950, 11-26T, 9s |
| Hanger |
Mondraker M068 |
| Other |
*Optional geometry kit: +-1º / +-2º headset cups |
| Weight | 17.9 kg |
| Frame size | S | M | L | XL | |
|---|---|---|---|---|---|
| A | Seat Tube Lenght | 400mm | 400mm | 400mm | 400mm |
| B | Top Tube Lenght | 575mm | 600mm | 622mm | 647mm |
| C | Bottom Bracket Drop | 0mm | 0mm | 0mm | 0mm |
| D | Bottom Bracket Height | 350mm | 350mm | 350mm | 350mm |
| E | Chainstay Lenght | 445-460mm | 445-460mm | 445-460mm | 445-460mm |
| F | Seat Tube Angle, Actual | 65° | 65° | 65° | 65° |
| G | Seat Tube Angle, Effective | 73.5° | 73.5° | 73.5° | 73.5° |
| H | Head Tube Angle | 63°(+/-2°) | 63°(+/-2°) | 63°(+/-2°) | 63°(+/-2°) |
| I | Fork Offset | 52mm | 52mm | 52mm | 52mm |
| J | Wheelbase | 1200mm | 1225mm | 1250mm | 1280mm |
| K | Head Tube Lenght | 112mm | 112mm | 122mm | 122mm |
| L | Reach | 397mm | 422mm | 442mm | 468mm |
| M | Stack | 597mm | 597mm | 606mm | 606mm |
Looking for the perfect size? Check out our handy quick reference chart below (NOTE: The chart assumes average limb and torso proportions). Not sure about your size? Just send us your measurements using our Bike Sizing form and one of our experts will help you out!
| Rider Height | Frame Size |
|---|---|
| 5'2" to 5'6" | S |
| 5'5" to 5'9" | M |
| 5'8" to 6'1" | L |
| 6' to 6'4" | XL |
We're an authorized Mondraker dealer, which means that every bike we sell is backed by Mondraker's warranty.