Mondraker Summum RR Mullet 2027
The latest Mondraker downhill machine is built for one thing: pure speed. Drawing inspiration from the race-proven Summum platform, this new model delivers uncompromising performance for riders who demand confidence when the track gets steep, fast and technical.

Designed around Mondraker’s signature Forward Geometry, it offers exceptional stability at high speeds while remaining agile through tight sections and technical terrain. The suspension platform is tuned to stay composed under heavy impacts, maintaining control when the course pushes limits. Whether you’re charging bike park laps or lining up between the tapes, this bike is built to handle the most demanding downhill tracks.
Specification
• Zero Suspension System kinematics
• 200mm front / 200mm rear travel
• Mullet standard wheel setup (27.5”/29”)
• Reach adjustment +/-5mm
• Bottom bracket height adjustment +/-5mm

The latest Summum RR from Mondraker sets a new benchmark in downhill mountain biking, blending World Cup-inspired design with race-ready capability straight out of the box. Born from decades of competitive development and refined by rider feedback, this bike delivers confidence, control, and speed on the steepest, roughest terrain.
At its core, the Summum RR uses Mondraker’s legendary Zero Suspension System paired with 200 mm of rear travel and Forward Geometry a combination engineered for stability at speed and traction through technical sections. The mullet wheel setup (29″ front, 27.5″ rear) balances rollover performance with agile handling, making it equally at home blasting bike park laps or charging hard on natural terrain.
Built around a robust aluminium frame with hydroformed tubing and premium components (including a Fox DHX2 Factory shock), the Summum RR is designed for riders who demand serious downhill capability without compromise. Adjustable geometry options let you tweak handling to suit different tracks and riding styles, giving you a truly custom downhill experience.
Whether you’re chasing race times or pushing your own limits, the Summum RR delivers pro-level performance with the durability and precision that has made the Summum lineage a legend in downhill biking.

| FRAME SIZE | M | L | XL | |
|---|---|---|---|---|
| A | Seattube length | 400 mm | 400 mm | 400 mm |
| B | Toptube length | 709,63 mm | 739,63 mm | 769,63 mm |
| C | Bottom bracket drop | 5 mm | 5 mm | 5 mm |
| D | Bottom bracket height | 350,5 mm | 350,5 mm | 350,5 mm |
| E | Chainstay length | 455 mm | 455 mm | 455 mm |
| F | Seat tube angle | 68° | 68° | 68° |
| G | Effective seattube angle | 68° | 68° | 68° |
| H | Headtube angle | 62,5° | 62,5° | 62,5° |
| I | Fork Offset | 52 mm | 52 mm | 52 mm |
| J | Wheelbase | 1285,38 mm | 1315,38 mm | 1345,38 mm |
| K | Headtube length | 120 mm | 120 mm | 120 mm |
| L | Reach | 450 mm | 480 mm | 510 mm |
| M | Stack | 642,6 mm | 642,6 mm | 642,6 mm |
| O | Fork Height | 601,9 mm | 601,9 mm | 601,9 mm |
FAQs: Mondraker Summum RR Mullet 2027
Basics
What size bike do I need?
What is Frame Protection and is it worth fitting it to the Summum?
What is tubeless setup and can the Summum be set up tubeless?
What equipment & info will the bike arrive with?
Is it possible to see the Summum in your showroom & is it possible to have a test ride or demo it?
What type of bike is the Mondraker Summum RR Mullet 2027 and what is it designed for?
What type of terrain is the Summum ideally suited towards?
How should you clean & maintain the Mondraker Summum RR Mullet 2027?
Can you tell me about the Mondraker brand?
I'm new to riding, what essential bits of kit do I need to get going?
Where can I ride the Mondraker Summum RR Mullet 2027?
Technical
Where can I find all of the major components that come on the bike?
Can you fit a water bottle on the bike?
What warranty comes on the Mondraker Summum RR Mullet 2027?
Does the Mondraker Summum RR Mullet 2027 come with pedals?
Can I get hold of spare / replacement parts easily for the Mondraker Summum RR Mullet 2027?
Can I add upgrades to the bike?
Purchasing
Why choose MTB Monster?
Do you offer 0% finance for the Mondraker Summum RR Mullet 2027?
Do you accept Cycle To Work vouchers? How does it work?
I'm still sorting my payment method, can I reserve a bike?
The bike is not yet in stock, can I pre-order one?
How will the bike be delivered & what are the setup requirements?
What are the delivery options?
Can I collect the bike in the store?
I still have more questions, can I speak to someone?
- FRAME:
- Summum MX 6061 Alloy Stealth Evo, Mullet, hydroformed tubing, Updated Zero Suspension System, 200mm travel, Forward Geometry, alloy upper link with shock eyelet bearings, SuperBoost 12x157mm rear axle, UDH, 83mm BSA bottom bracket, MAX. capacity dual
- FRAME MATERIAL:
- Aluminium
- FORK BRAND:
- RockShox
- FORK:
- Rockshox Boxxer Ultimate 29,Charger 3.2 RC2, 200mm, DebonAir+, 1-1/8” steerer tube, Boost 20x110mm axle, offset 52mm. Settings: low-speed compression, rebound, air preload
- FORK TRAVEL:
- 200 mm
- REAR SHOCK:
- Rock Shox Vivid Coil Ultimate, 225x75mm, Linear rebound, Medium compression, spring preload. Trunnion top mount, 30x8mm bottom bushings
- WHEEL SIZE:
- 27.5 R 29 F
- WHEELS:
- Rims: DT Swiss EX1700 Classic 29, 30mm internal width, welded aluminum, tubeless ready, 28 spokes front, 32 spokes rear Front Hub: DT 350, Boost 15x110mm, IS 6 bolts Rear Hub:DT 350 Classic with 72T Ratchet DEG System, Boost 12x148mm, IS 6 bolts, XD
- TYRES:
- Front: Maxxis Assegai 29x2.5WT, tubeless ready, 3C Maxx Grip compound, DH casing, 60x2TPI, folding bead Rear: Maxxis Minion DHR II 27''5x2.5 WT, tubeless ready, 3C Maxx Terra compound, DH protection, 60x2TPI, folding bead
- DROPPER SEATPOST:
- No
- SEATPOST:
- Onoff S3 DH Alloy, diameter 31.6mm, length 300mm
- SADDLE:
- Ergon SM10 DH Black
- CRANKSET:
- Sram XX DH T-Type, DUB axle, Direct mount chain ring, 165mm CL 56´5
- STEM:
- Onoff S9 DH CNC Integrated, 45-50mm adjustable length, 10mm rise, 31.8mm barbore, 7075 alloy, 2x6mm spacer
- GRIPS:
- Onoff Desert Pro, CNC lock-on, 135mm. L and XL: Thicker size
- SHIFTERS:
- Sram PG 795 10-24T, 7s
- BRAKE BRAND:
- SRAM
- HYDRAULIC BRAKES:
- Yes
- BRAKES:
- Front Brake: Sram Maven Ultimate, 18 and 19.5-millimeter 4-piston caliper, HS2 220mm IS 6 bolts one-piece rotor, steel-backed metal sintered pads Rear Brake: Sram Maven Ultimate, 18 and 19.5-millimeter 4-piston caliper, HS2 200mm IS 6 bolts one-piece
- REAR DERAILLEUR:
- Sram Eagle AXS Pod
- FRONT DERAILLEUR:
- Sram XX DH AXS, T-type, 7s
- CHAIN:
- Sram PC1110 11s, Powerlock
- NUMBER OF GEARS:
- 7 Speed
- PEDALS:
- Available for Purchase
- FRONT MUDGUARD:
- MTB Monster Mudguard
- EXTRAS:
- *Geometry kit included: +- 5mm headset cups, Lower shock mount flip chip, +5mm dropout, -5mm dropout
- TYPE OF BIKE:
- Downhill
- DESIGNED FOR:
- Purely focused on conquering descents in the most efficient and aggressive way possible. Not designed for pedalling uphill and are typically loaded onto lifts or shuttles to reach the starting point.
- IDEAL TERRAIN:
- Descents with features like steep chutes, huge drops, challenging jumps and very technical rock gardens.
- PLEASE NOTE:
- Mondraker reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colours, and materials.


