PANASONIC GX ULTIMATE
95 Nm
820 Wh
10 speeds
29"
150 mm (front)
The SHIMANO MT200 hydraulic disc brake system offers reliable stopping power and modulation to increase your confidence and control on any terrain. It uses hydraulic to transfer braking power from the brake lever to the caliper. Features heat dissipating technologies to prevent brake fade and maintain consistent performance during intense rides. The calipers are designed to efficiently dissipate heat generated during braking, while the brake pads can withstand high temperatures without compromising braking performance or durability.
The aluminium frame is a modern foundation for a high-end e-bike that can handle trail, mountain and more challenging terrain.
Key features:
- Advanced robotic welding - increased frame strength and durability
- Series 6 aluminium alloy - lightweight and extremely strong material
- Integrated and removable battery
- Tapered head tube (1.5")
- 12x148 mm Boost fixed axle
With the KELLYS TYGON R50 electric bike, electric support takes on a new dimension. The powerful motor, durable frame and off-road geometry make this e-bike the ideal companion for mountain trails, steep climbs and fast descents.
At the heart of the bike is the PANASONIC GX Ultimate motor with 95 Nm of torque, providing smooth but powerful performance even in the most demanding conditions. Together with an 820 Wh battery, you have more than enough power for a full day's adventure.
Designed for performance and durability
PANASONIC GX Ultimate motor with 95 Nm delivers power that gets you up and down
Fully integrated 820 Wh battery delivers a truly long range
PANASONIC Bluetooth® 5.0 navigation display has clear controls with all the information you need
Ready to ride on any terrain
29" wheels with Schwalbe tyres - maximum traction and control
ROCK SHOX Recon Silver RL (29") Boost suspension fork with 150 mm of travel
shimano MT420 4-piston hydraulic brakes provide reliable stopping power in any situation
sHIMANO Cues U6000-10 Rapidfire Plus 10-speed shifter provides fast and precise shifting even under heavy loads
A mountain e-bike without compromise
Strong and lightweight yet durable aluminium frame with trail geometry
Optimized geometry for more aggressive riding = confidence and control even in extreme conditions
Powerful motor and battery combination - power that never gets old
The KELLYS Tygon R50 is a mountain e-bike that pushes the limits.
KELLYS BICYCLES s.r.o. now offers an extended warranty of 5 years. This extended warranty covers the frame of the e-bike and its claim when a manufacturing or material defect is proven to be the cause.
Need help choosing the right e-bike? Use our guide to choosing an e-bike or contact us directly.
E-bike range calculator
The e-bike range is approximately
*Factors affecting total range include assist mode settings, technical condition of the e-bike, battery age, ambient temperature, headwind, and riding technique

Motor Panasonic GX ULTIMATE
To maximize your e-MTB driving pleasure, here is the best motor in its class with 95 Nm of torque and a weight of just 2,95 kg, which will allow you to reach the toughest goals.
Even at low cadence, the motor unit provides a constant and powerful output of 95 Nm, thanks to which the GX Ultimate is one of the most powerful motor units in its class and supports you even in the most demanding conditions.

Battery BMZ V10 820 Wh
Powerful battery for long range electric bikes. With a capacity of 820 Wh and a voltage of 36 V, it provides long range, high efficiency and reliability even on demanding routes. The integrated Battery Management System (BMS) protects the battery from overheating, overvoltage and deep discharge.
The compact design designed to be fully integrated into the frame of the e-bike provides protection and a sleek look. The 820 Wh (22.77 Ah) capacity provides a range of up to 200 km depending on riding style, terrain and level of assistance. It supports fast charging, with 80% of capacity achievable in just 2-3 hours with the appropriate charger. Uses high quality Li-ion cells that last up to 1000 charge cycles while maintaining high performance.

Side display Panasonic
The side colour display is relatively small and compact and is located to the left of the handlebar grip. Its screen has a diagonal of about 4.5 cm. It offers a clear and crisp overview of all the necessary driving information. The display is also connected to Bluetooth™, which allows the use of smartphone apps such as "Komoot" and "Strava".
The side colour display is very clear overall. The screen is on the right and on the left are two large arrow keys and a narrow vertical key that functions as a menu. The control unit is IPX5 rated against water and dust.
Functions: speedmeter, maximum speed, average speed, odometer, remaining riding distance, riding distance, assist mode, assist power indication, waterproof after IPX5, state of battery charge, 10 languages selectable etc...

Designing and manufacturing e-bikes is not just about putting mechanical components together. It's more than that. The purpose for which an e-bike is created is important, because it has a unique purpose in each person's life. This mission gives every KELLYS e-bike its reason for being. Thanks to modern technology, skilled designers and the best materials, the Kellys brand has some of the highest quality e-bikes.
We are specialists in KELLYS electric bikes. We offer full suspension and fixed mountain bikes, touring bikes, men's and women's electric bikes with an excellent price / performance ratio.
Contact: KELLYS BICYCLES CZECH REPUBLIC s.r.o., Havlickova 426, 753 01, Hranice, Czech republic, e-mail: infocz@kellysbike.com, phone: +420 581 698 810, web: https://kellysbike.com
Parameters
General
Model year | 2025 |
Brand | Kellys |
Frame size | Frame L, Frame XL, Frame M |
Colour | Anthracite, Green |
Load capacity | 120 kg |
Motor
Engine manufacturer | Panasonic |
Engine type | Panasonic GX Ultimate |
Torque | 95 Nm |
Centre engine | Yes |
Battery
Charger | 4 A |
Battery capacity | 800 - 899 Wh |
Precise capacity | 820 Wh |
Transmission
Sorting | Shimano Cues SL-U6000-10R, Rapidfire+, 10-speed |
Cassette | Shimano Cues CS-LG300-10 11-48T |
Shifter | Shimano Cues U6000 |
Number of gears | 1x10 |
Components
Front hub | Shimano TC500 Boost, fixed axle 15 x 110 mm |
Saddlebag | KLS Active - diam 30.9 mm / length 350 mm |
Rear hub | Shimano TC500 Boost, fixed axle 12 x 148 mm |
Grips | KLS Poison OneLockon |
Saddle | Selle Royal Vivo |
Racks | KLS Asesino 30 Disc 622x30 (32 holes) |
Handlebars | KLS Active RiseBar - diam 31.8 mm / rise 18 mm / šířka 720 mm |
Extender | KLS Active - diam 28.6mm / bar bore 31.8mm / 6° / length 80mm |
Coats | Schwalbe Nobby Nic Performance, 60-622 |
Brakes
Rear brakes | Shimano MT200, hydraulic, 180 mm |
Front brakes | Shimano MT200, hydraulic, 180 mm |
Suspension
Front fork | Rock Shox Recon Silver RL (29") Boost, 150 mm, SOLO Air+ |
Questions
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