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Today’s DealsSUMMUM
A 29″ aluminum frame full suspension downhill bike with high-end components.
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Manufacturer Price
$4,499| Weight | 40.0 lbs |
|---|---|
| Frame | Aluminum |
| Suspension | Full, 200 / 200mm |
| Fork | RockShox BoXXer Select |
| Shock | RockShox Super Deluxe Coil Select |
| Wheels | 29″ Aluminum |
| Drivetrain | 1 × 7 |
| Groupset | Truvativ Descendant, GX |
| Brakes | SRAM DB8 Hydraulic Disc |
Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.
Compare the full SUMMUM model range
View Comparison5'2" – 5'8"
5'6" – 5'11"
5'10" – 6'3"
6'1" – 6'7"
🐐 Estimated
None yet.
Do you have this bike? Help other riders make a decision about which size will work for them by sharing your own size and fit notes.

Aug 2024
"Why downhill bikes are the best bikes on Earth, even though they're useless at most things bikes should be good at."
Race bike with geometry designed for speed
Rear suspension swallows big and small bumps
Mid-stroke support and kinematics aid in jumping and line changes
Looks fantastic
Deep pedigree and history in gravity bikes
Not versatile; single-use for downhill only
Requires friends with downhill bikes or shuttling/lifts
Hard to ride solo due to logistics
Does not excel in tight, twisty, low-speed terrain
Expensive and takes up space in quiver

May 2023 · Jessie-May Morgan
Mondraker upgrade the Summum DH Bike with integrated suspension telemetry to help the rider dial in balance and traction from track to track

Sep 2022 · Jason_Schroeder
The lone mixed-wheel downhill in our Test Sessions, the Summum is a pure-bred race bike with a versatile set of abilities.
Stable, predictable, and confidence-inspiring the faster you go
Rides with a light, playful demeanor that makes it easy to maneuver
Forward geometry promotes neutral, comfortable body position thought
Expensive
FOX Performance suspension is easily overridden

Feb 2022 · Ed Spratt
This isn't the first time we have seen a brand add an idler to a bike for testing as a few years ago Scott did the same thing with its Gambler DH bike. .

Sep 2020
It was nearly a decade ago that Mondraker helped revolutionize mountain bike design and geometry. Now, the rest of the industry has just about caught up. There’s still work to be done, but while we’re fine tuning geometry, maybe we can zoom out and look at the big picture? In the case of the new…
| Frame | Summum 29 6061 Alloy Stealth Evo, hydroformed tubing, Zero suspension system, 200mm travel, Forward Geometry, alloy upper link with shock eyelet bearings, SuperBoost 12x157mm rear axle, 83mm BSA bottom bracket, MAX. capacity dual row Enduro bearings, HHG internal cable routing, ISCG 05. *Optional Geometry kit BB Standard: BSA, 83mm, Threaded |
|---|---|
| Fork | Rockshox Boxxer Select RC 29, 200mm, DebonAir+, 1-1/8” steerer tube, Boost 20x110mm axle, offset 52mm. Settings: low-speed compression, rebound, air preload Travel: 200mm Spring Type: Air |
| Shock | Rock Shox Super Deluxe Coil Select R, 225x70mm. LNM ST B1, Linear rebound, Medium compression, spring preload. Trunnion top mount, 30x8mm bottom bushings Travel: 200mm Spring Type: Coil |
| Bottom Bracket | SRAM DUB BSA, sealed bearings, 83mm |
| Headset | Onoff Mercurium 1.5 ZS for 1-1/8” steerer tube, 41x30.15x7x45ºx45º 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: 800mm, 9º backsweep, 5º upsweep, 31.8mm barbore |
| Saddle | SDG I-Fly 2.0 I-Beam, high-density PU foam, Cordura sides |
| Seatpost | SDG Micro I-Beam SP-751 Alloy, diameter 31.6mm, length 300mm, micro-adjustment Type: Rigid |
| Grips | Onoff Twin, 1lock-on, 135mm |
| Rear Derailleur | SRAM GX DH, 7s, medium cage, X-actuation 1:1 |
|---|---|
| Front Derailleur | E.13 Vario Compact Upper Slider,Alloy backplate,DMB (Direct mount Bashguard) Lower Slider 34-36t, ISCG 05 adjustable upper slider |
| Crank | SRAM Truvativ Descendant DH, DUB axle, Direct mount chain ring, 165mm CL 56´5, Rings: 34T, steel, X-SYNC |
| Shifters | SRAM trigger GX DH 7s, X-actuation 1:1 |
| Chain | SRAM PC1110 11s, Powerlock |
| Brakes | Front: SRAM DB8, oversized 4-piston caliper, Centerline 220mm IS 6 bolts one-piece rotor, steel-backed metal sintered pads, Rear: SRAM DB8, oversized 4-piston caliper, Centerline 203mm IS 6 bolts one-piece rotor, steel-backed metal sintered pads Type: SRAM DB8 Hydraulic Disc |
| Brake Levers | SRAM DB8, tool reach adjust, lever pivot bushings |
| Rims | Mavic Deemax BikePark 29, 30mm internal width, 32 holes |
|---|---|
| Spokes | Mavic 32 steel flat spokes |
| Front Hub | Mavic Boost 20x110mm, IS 6 bolts |
| Rear Hub | Mavic 12x157mm, ID360 freewheel, sealed bearings, IS 6 bolts, HG freehub |
| Tires | Front: Michelin DH34 29x2.4, tubeless ready, Magi-X DH compound, double-reinforced DH shield casing, wire bead, Rear: Michelin DH34 29x2.4, tubeless ready, Magi-X DH compound, double-reinforced DH shield casing, wire bead |
First added April 9
Last updated August 31
Not listed for 636 days