The Stealth F-37
Single Track Slayer
BATTERY
The F-37’s large capacity Li-Ion battery offers uncompromised range, performance and safety whether in harsh terrain or extreme environments.
MOTOR
Using advanced brushless DC hub motor technology, the F-37 effortlessly reaches terminal velocity with the twist of your wrist. When regen braking is engaged, the F-37’s motor helps to increase range by recovering kinetic energy and transfering it back into the battery.
TRANSMISSION
The F-37’s planetary Speed Drive system allows pilots to efficently maintain pedal cadence through tight, technical single track or open, fast flowing trails.
BRAKES
Fitted with powerful 4 piston, Magura MT5 brakes clamping down on large, 203mm rotors, the F-37 offers complete braking control under any conditions.
FRONT SUSPENSION
Plush 200mm travel front suspension keeps the front wheel firmly planted and on track.
REAR SUSPENSION
200mm of rear travel soaks up those back braking bumps with ease.
THE F-37
Click Below To Customize The F-37
TOP SPEED
60
38mph
RANGE
100
60 miles
WEIGHT
40
88lbs
When your trail riding needs elevating to the next level, the F-37 is your weapon of choice. Commonly referred to as the B-52’s baby brother, the F-37 has the pace and agility to carve it up like no other.
Offering Stealth’s renowned hybrid-electric drivetrain combined with its proven Speed Drive two-speed transmission, the F-37’s simplicity is also its strength. Its long travel suspension package and ergonomically designed cockpit are modeled for ultimate maneuverability, whether in flight or glued to the trail.
Speed & Performance
Fast track your ride
TOP SPEED
60
38mph
RANGE
100
60 miles
NOISE
65
@50 km/h
The F-37’s torquey brushless DC hub motor and high power to weight ratio effortlessly accelerates pilots to speeds of up to 60km/h, leaving all competitors in its dust. Range, efficiency and acceleration can be further improved by transmitting pedal power to the rear wheel via the 2-speed, internally geared bottom bracket.
In economy mode with moderate pedaling, F-37 pilots can expect a range of up to 100km@25km/h (60 miles@15mph). When competition mode is engaged and the red mist comes down, a wide open run on the trails will achieve up to 40km (25 miles) on a full charge.
Electrical & Power
Power to the pedals
PEAK POWER
3700
3.7kW
BATTERY CAPACITY
1500
1.5kWh
RECHARGE TIME
3
110V/240V
Stealth’s proprietary DC-1 display allows all Stealth owners to read real-time data and vital stats such as speed, battery consumption, range estimation and efficiency at a glance. It’s intuitive layout and easy to access menus create a use friendly experience for even the most novice riders.
In a world where efficiency and reliability means everything, Stealth’s solid state, digital inverter technology has absolutely no moving parts, eliminating wear and tear.
Tried and tested, the F-37’s 1.5kWh lithium ion battery offers uncompromised safety and reliability on the trails taking you further, for longer. With a 3-hour recharge time, all Stealth customers are given the convenience of plugging in to any 110/240V household outlet to stock up on those vital electrons.
Suspension & Braking
Brake late and turn
FRONT TRAVEL
200
Front travel
REAR TRAVEL
200
Rear Travel
BRAKES
4
Hydraulic Brakes
Standard issue on the F-37 are 200mm travel front forks from Fastace. Tuned and spec’d by the Stealth team, this is a great all-round package for riders who want to mix their riding styles. Preload, compression and rebound adjustments are simple to tune for a variety of terrain.
When it comes to stopping power, the standard issue German made Magura MT5’s offer 4 piston hydraulic brake calipers for German stopping precision with no more than 2 fingers on the levers.
When slowing down or coasting, pilots can also activate the Regen braking, which recovers kinetic energy feeding it back into the battery pack, further enhancing range and ride time.
Frame & Dimensions
Adjustability for a wide range of riders
With over 10 years of intensive R&D, the Stealth F-37’s proven monocoque chassis design has taken thousands of devoted customers soaring to new heights. Hand built using the highest quality, aircraft certified CroMoly alloys the F-37’s latest frame evolution is lighter and tougher than ever before.
Dimensionally the Stealth F-37 comes in a large frame size with enough adjustability to suit most riders ranging from 162cm (5’4”) up to 193cm (6’4”) and a maximum rider weight of 120kg.
The F-37’s footprint shares a similar profile to that of a large frame downhill mountain bike meaning that you can still load it on to your heavy-duty bike rack, or easily transport it in an elevator or small van.
Personalise your Stealth
Available in a wide range of colours, you can customize your Stealth to suit your own individual style.
High Performance Upgrades
STANDARD VS. UPGRADE
Suspension
With great speed come hard hits. The faster you go, the harder they get.
Design Your Stealth F-37
Fastace
Standard
Learn More
Standard issue on the F-37 are tough and dependable 200mm travel front forks from Fastace. Tuned and spec’d by the Stealth team before delivery, this is a great all round package for riders who want to mix their riding styles.
DVO Emerald
Upgrade
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For those looking to take their riding to the next level, DVO’s Emerald Inverted fork offers a super plush ride with lots of adjustability.
Every piece of this product is designed with the mindset of innovation. It was built to stir things up, change how people viewed suspension in general, and give rider’s the best suspension experience possible. The dual crown fork’s inverted design and Carbon Torsion Arch, along with easily accessible shim stacks that put this fork on the radar of riders and racers looking for something that really stands out.
Magura MT5 Brakes
Standard
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When it comes to stopping power, the standard issue German made Magura MT5’s offer 4 piston hydraulic brake calipers for German stopping precision with no more than 2 fingers on the levers. For the majority of riders, the MT5 provides all of the stopping power needed to ride safely and efficiently on rough terrain.
Magura MT7 Brakes
Upgrade
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For pilots in that top 10%, the Magura MT7’s provide tool-less reach and bite point adjustment allowing you to fine tune your brakes on the fly. Performance is further enhanced with the MT7’s monoblock brake pads significantly improving heat dissipation while increasing bite on the leading edge.
Tyres
Traction is everything so choosing the right tyre for your application is crucial
Book A Test Ride
Duro Razorback
Off Road
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The Duro Razorback offers excellent traction in loose and muddy terrain. Its aggressive knobby tread pattern allows riders to attack the harshest trails at high speed with confidence and accuracy.
Schwalbe Crazy Bob
Street
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The Schwalbe Crazy Bob has a unique wrap around semi-slick tread pattern which provides excellent grip on harder surfaces. Its reduced rolling resistance, the minimises noise while improving range and high-speed cornering.
