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2025 Mondraker

SLY R

A 29″ aluminum frame full suspension enduro e-bike with high-end components.
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Weight46.1 lbs  
FrameAluminum
SuspensionFull, 150 / 160mm
ForkRockShox Lyrik
ShockRockShox Deluxe Select+
Wheels29″ Aluminum
Drivetrain1 × 12 Electronic
GroupsetEagle AXS, S1000 Eagle Transmission
MotorBosch 600W 55Nm mid-drive
BatteryBosch 400Wh
BrakesSRAM DB8 Hydraulic Disc
SeatpostDropper
View on mondraker.comLearn about Mondraker
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
SLY R
Other Enduro bikes
Sizing
SM

5'3" – 5'9"

MD

5'6" – 5'11"

MD/LG

5'8" – 6'2"

LG

5'10" – 6'4"

XL

6'2" – 6'7"

🐐 Estimated

Rider Fit Notes

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Reviews

Summary

The Mondraker Sly is a versatile and playful enduro e-MTB, praised for its lightweight alloy frame, powerful Bosch motor, and updated Zero Suspension System. It offers a balanced ride with Forward Geometry, making it a strong contender in its category. While it's more affordable than carbon models, it remains relatively expensive and availability can be limited.

Pros
  • lightweight alloy frame

  • powerful Bosch motor

  • updated Zero Suspension System

  • playful ride

  • versatile e-MTB

Cons
  • relatively expensive

  • limited availability

  • longer chainstays compared to some models

Key Quotes
SLY… fleshes out what we can offer our potential customers as well as offering up new price points. Why alloy? Because it makes sense!
Bikerumor logoBikerumor
The Sly is the cheaper and heavier sibling it seems.
EMTB Forums logoEMTB Forums
SLY takes the crown as our lightest full suspension 150mm travel aluminum e-MTB, regardless of category.
Loam Wolf logoLoam Wolf

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Bikerumor
Mondraker Sly Drops In New Lightweight Alloy All-Mountain eMTB with Bosch SX Motor

Sep 2024 · Cory Benson

All-new alloy all-mountain Mondraker Sly eMTB brings lightweight, mid-power systems in reach of ebike-curious riders…

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EMTB Forums
The new 2025 Mondraker Sly - not that heavy, not that expensive

Sep 2024 · Knut Nes

Mondraker brings out a third lightweight and mild emtb, the Mondraker Sly. Just like the Dune, the Sly too gets the Bosch Performance SX 55 Nm motor and the Bosch Powertube 400 Wh battery. But it bears more resemblance to the milder Mondraker...

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Loam Wolf
Mondraker Launches The New “Sly” Light eMTB

Sep 2024

The Mondraker Sly is a Light eMTB with a stealth alloy frame and a Bosch SX motor for every type of rider. Learn more here.

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Pinkbike
Mondraker's New Sly eMTB is Aluminum & Semi-Affordable

Sep 2024 · Mike Kazimer

It's nice to see shorter seat tube lengths, allowing riders to run longer travel dropper posts, although the Sly does have an interrupted seat tube, which could prevent some riders from running a post with the absolute maximum amount of drop.

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Geometry
Specs
Build
Frame

6061 Alloy Stealth Evo, hydroformed tubing, Updated Zero Suspension System, 150mm travel, Forward Geometry, internal & non removable battery, Boost 12x148mm rear axle, UDH, tapered head tube, one-piece Monoblock upper link, HHG internal cable routing, MAX capacity sealed bearings, oversize 15mm axles, exclusive plastic motor covers.

Hanger StandardUDH

Fork

Rockshox Lyrik Base, 160mm, 3 Pos, Debon Air+, tapered steerer tube, Boost 15x110mm axle, 35mm steel stanchions, 44mm offset. Settings: compression adjustment at low-speed to lock, rebound, air preload

Travel160mm

Spring TypeAir

Shock

Rockshox Deluxe Select+, 185x55mm, Trunnion top mount, 30x8mm bottom bushings

Travel150mm

Headset

Acros custom IS52/ZS56, 1-1/8", 1.5" head tube, Internal cable routing, sealing plugs without blocklock

Stem

Onoff S6 30mm 0º, 6061 forged alloy + CNC, 31.8mm barbore

Handlebar

Onoff S6 1.0 7050 alloy, rise: 25mm, width: 800mm, 8º backsweep, 5º upsweep, 31.8mm barbore. L and XL size: 38mm rise.

Saddle

Ergon SMC10 Gel

Seatpost

X-Fusion Manic diameter 31.6mm,1X Remote lever, S size: 361x125mm, M size: 425x150mm, ML size: 469x170mm, L size: 521x190mm, XL size: 531x200

TypeDropper

Grips

Onoff Desert Pro, CNC lock-on, 135mm. L and XL: Thicker size

Groupset
Rear Derailleur

SRAM S1000 Eagle AXS T-Type, 12s

Crank

E.13 Helix Core E*Spec Plus, All sizes: 160mm, Rings: SRAM X-Sync 2 Eagle 34T T-Type, steel, narrow-wide, 104 BCD CL55

Shifters

SRAM Eagle AXS Pod MMX, 12s

Chain

SRAM GX Eagle T-Type, 12s, Powerlock

Brakes

Front: SRAM DB8 stealth, 4-piston caliper, Centerline 200mm IS 6 bolts one-piece rotor, steel-backed organic pads, Rear: SRAM DB8 stealth, 4-piston caliper, Centerline 200mm IS 6 bolts one-piece rotor, steel-backed organic pads

TypeSRAM DB8 Hydraulic Disc

Brake Levers

SRAM DB8 stealth, tool reach adjust, lever pivot bushings

Wheels
Rims

WTB Sportterra Tough,6061 Welded Aluminum, 30mm internal width, tubeless ready, 28 spokes

Spokes

WTB Straight gauge spokes & black brass locking nipples

Front Hub

WTB Frequenzy Sport Boost 15x110mm, fully machined aluminum, IS 6 bolts

Rear Hub

WTB Frequenzy Sport Boost 12x148mm, fully machined aluminum, IS 6 bolts, HG freehub

Tires

Front: Maxxis Minion DHF 29x2.5 WT, tubeless ready, 3C Maxx Grip compound, EXO+ protection, 60TPI, folding bead, Rear: Maxxis Minion DHR II 29x2.5 WT, tubeless ready, 3C Maxx Terra compound, EXO+ protection, 60TPI, folding bead

Electric Components
Motor

Bosch Performance Line SX (25Km/h) GEN4 SMART SYSTEM Diagonal, Wide

Battery

Bosch Compact Powertube 400Wh

Display

Kiox 400C / Bosch Mini Remote

Rider Notes
Riders Also Viewed

First added September 25

Last updated April 11

Not listed for 57 days