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Limited warranty 

Kuberg motorcycles are warranted to the original retail purchaser to be free from defects in materials and 
workmanship in the frame and components except for batteries, tires, and inner tubes for a period of thirty (30) 
days from the date of purchase. An upgrade to a three (3) month Limited Warranty is available to the original retail 
purchaser who registers his/her motorcycle via the registration form on www.kuberg.com/bike-registration within thirty 
(30) days from the date of purchase. A further optional Extended Warranty is available for a fee. 

Warranty is valid for 3 months from the purchase date of the motorcycle via a Kuberg dealership. Warranty is non-
transferable. All warranties are voided upon secondhand resales.

Batteries are warranted to the original retail purchaser to be free from defects in materials and workmanship for 
the first 300 charging cycles where they have to keep more than 80% of their initial capacity, provided charging, 
maintenance and storage instructions are properly followed.

Tires and tubes are warranted to be free of manufacturing and material defects for thirty (30) days. Such tire and 
tube warranty shall not include flat tires, tire cuts, skid through, over-inflation blowouts, or other such misuse or normal 
hazards.

Warranties are limited to repair and/or replacement of motorcycle and/or parts found by Kuberg to be defective, at 
the sole discretion of Kuberg. Kuberg Limited/Extended Warranty does not cover or apply to the following:

- normal wear and tear

- damage, failure and/or loss caused by accident, shipping, misuse, or neglect

- damage due to improper transportation

- exceeding the weight limit of the vehicle

- use by the operator not specified in the age range vehicle was designed for

 

abuse and/or failure to follow instructions or warnings as stated in the applicable owner’s manual or other printed 
materials provided with the product

 

damage, failure and/or loss caused by the use of the product for stunt riding, ramp jumping, speed competition, 
inappropriate off-road use, acrobatics, trick riding or other similar activities, or in any other manner for which such 
products were not specifically designed

This warranty does not apply to any products or components, mechanical and/or electrical, which have in any way 
been altered from their original configuration by any person. Kuberg will not be liable and/or responsible for any 
damage, failure or loss caused by any unauthorized service or use of unauthorized parts. Warranties do not cover 
or apply to any Kuberg product used for rental or commercial purposes unless the specific product is designated, 
labeled, or marketed by Kuberg as acceptable for rental or commercial use. 

All warranty claims must be made directly to the original selling retailer. The selling retailer is the primary provider of 
warranty support and customer service. Kuberg may choose to perform warranty service at the sole discretion of 
Kuberg. The original owner of the product must provide proof of purchase prior to the approval of any warranty claim.

Under no circumstances do our warranties include any costs associated with the shipment and/or transportation to or 
from retailer, distributor or Kuberg. Kuberg, at its sole discretion, has the option of replacing with a new part, a factory 
recertified part, or repairing any defective product and/or component thereof, or to pay to the owner of such product 
an amount equal to the original purchase price of such product.

The original owner shall pay for all costs of labor associated with any warranty claims. This warranty supersedes all 
previous warranties. The warranties stated herein are in lieu of and expressly exclude all other warranties not expressly 
set forth herein, whether expressed or implied by law or otherwise, including, but not limited to, any warranties for 
merchantability and/or fitness for any particular purpose. Kuberg shall in no event be liable or responsible for incidental 
or consequential losses, damages or expenses in connection with their electric dirt motorcycle products. The liability of 
Kuberg hereunder is expressly limited to the replacement of goods complying with this warranty or at the sole election 
of Kuberg to the repayment of an amount equivalent to the purchase price of the product in question. CAUTION! 
Some states may not permit the exclusion or limitation of consequential damages and therefore, such limitations may 
not apply to the consumer in which such impermissible exclusions are involved.

The Customer’s Responsibility under the warranty shall be to:

- Operate and maintain the motorcycle as specified in the appropriate Owner’s Manual

 

Give notice to an authorized Kuberg dealer of any and all apparent defects within ten (10) days after discovery, and 
make the machine available at the time for inspection and repairs at the dealer’s place of business. 

Contact information on the back of this manual.

32

CHALLENGER - OWNER‘S MANUAL

33

Kuberg Motorcycle Service Log

Kuberg motorcycles are designed for extreme riding conditions which can cause a lot of stress
to the bike’s components. Because of this, Kuberg warranties require scheduled maintenance 
at 3, 6, and 12 months in order to maintain optimal performance.

Please keep this service log in your records to present to your dealer at each service visit.

3

R D

  M O N T H

DATE

DEALER

NOTES  

(DESCRIPTION OF SERVICES PERFORMED AND PARTS REPLACED)

SIGNATURE

6

T H

  M O N T H

DATE

DEALER

NOTES  

(DESCRIPTION OF SERVICES PERFORMED AND PARTS REPLACED)

SIGNATURE

1 2

T H

  M O N T H

DATE

DEALER

NOTES  

(DESCRIPTION OF SERVICES PERFORMED AND PARTS REPLACED)

SIGNATURE

Recommended services

Summary of Contents for Challenger

Page 1: ...E N G L I S H O W N E R S M A N U A L ...

Page 2: ...e as it will teach riders throttle control gradually with lower power If the maximum power and torque is set too aggressively the rider may accelerate to a speed he she is not comfortable with Your Challenger has great capabilities and can grow with the skills of the rider to very high levels of performance but it is important to start slow and speed up as you improve KUBERG motorcycles except the...

Page 3: ...nce 17 Weather effects on performance 17 Maintenance 18 Before each ride 19 Cleaning 19 Front wheel removal and installation 20 Rear wheel removal and installation 21 Front and rear brake adjustment 21 Brake squeal 22 Adjusting the suspension 22 Battery use care and maintenance 24 Charging instructions 25 Battery removal and installation 26 Short term and long term storage 27 Battery disposal 27 R...

Page 4: ...or other important related information Safety advice WARNING Failure to obey all of the warnings instructions contained in this manual may result in serious injury or death and or permanent damage to your KUBERG motorcycle Speed torque settings Your KUBERG Challenger features a power and torque control button that must be set for the abilities of the rider This must be set by the responsible super...

Page 5: ...uring operation in order to maintain control of the motorcycle Never ride under the influence of alcohol or other drugs Go to page 27 to find detailed instructions concerning proper riding technique One rider only Your motorcycle was engineered to carry one rider and no 0 passengers Carrying a passenger would overload the motorcycle and alter the handling Do not allow this to happen Do not overloa...

Page 6: ...H Frame Aluminium Hydroformed Cradle frame Wheelbase 125 cm 49 2 120 cm 47 2 Seat height Handlebar height 106 cm 41 7 100 cm 39 4 Front and rear brakes Hydraulic Disc Brake System Tektro Orion 4P Brake discs front rear Hardened brake discs SBT 35 HRC 203 180 mm 203 160 Brake pads Sintered brake pads Front fork RST KILLAH 200 mm Rear shock absorber DNM Burner RCP 3 200 lbs Tires front rear 19 2 75 ...

Page 7: ...starts and accelerate gradually Avoid full speed riding and use the Beginner and the Sport mode only Do not use the Race mode Avoid hard braking New brakes need some time to break in with moderate use Before first ride NOTE If you purchased your KUBERG motorcycle at a local dealer your motorcycle might already be fully adjusted and ready to ride If you purchased your KUBERG motorcycle still in the...

Page 8: ... the fork upper plate The LED illuminates green when the motorcycle is fully charged yellow when the charge reaches 65 and red when the battery charge reaches 30 The red light will start blinking when the battery charge is very low From this point the motorcycle will start losing power and will be able to travel roughly 2 3 km 1 2 miles before the motorcycle shuts down completely Setting up your K...

Page 9: ...s evenly on both sides Very small movements make a big difference Do not tighten the chain too much so that there is no slack at all It should be taught not tight 5 Tighten the rear axle nut 78 80 Nm check the sprocket and chain tensioner for tightness and ensure all bolts are tight 6 When turning the rear wheel by hand lubricate the chain with the off road motorcycle chain lube spray 7 Spin the r...

Page 10: ...eeded go to page 17 and follow these steps to adjust its tension 4 Lubricate the chain with the dry motorcycle chain lube spray spin the rear wheel by hand at least 10 times around and remove the excess lubricant using a cloth If the wheel does not spin freely go to page 21 and follow the brake adjustment instructions This vehicle should be returned for periodic maintenance to your selling dealer ...

Page 11: ... in first WARNING Do not operate your KUBERG Challenger if any damage is apparent Immediately contact your local retailer distributor or KUBERG Customer Service WARNING There are no user serviceable elements incorporated into the motor motor controller batteries battery charger throttle or wiring harness of your KUBERG electric motorcycle DO NOT ATTEMPT TO DISASSEMBLE OR ADJUST ANY OF THESE COMPON...

Page 12: ... is adjustable the RST KILLAH front fork has settings for damping RST KILLAH quick set up guide 1 Rotate the blue adjuster located on the fork upper plate to change the amount of compression damping to the lockout 2 Rotate the red rebound adjuster located on the bottom of the right fork as indicated on the sticker to adjust the rebound to faster or slower Rear suspension Your KUBERG Challenger is ...

Page 13: ... severe injury or death and or damage to property WARNING Never mechanically manipulate the battery never open the battery pack and do not puncture the battery cover or the battery itself CAUTION Keep the battery away from excessive heat and or open flames Avoid long term exposure to direct rays from the sun CAUTION Protect the battery from water or other moisture If the battery becomes wet from r...

Page 14: ...ont and sides of the motorcycle so the battery pack can be carefully pulled out 7 With the help of other person gently remove the battery out from the frame Be extra careful to the wires and connectors 8 To install the battery reverse the procedure above and ensure all connectors are secured and all bolts are tightened properly Tightening torque for the battery bolt removed during step 6 is 9 5 10...

Page 15: ...pped set the power switch to the OFF position by unplugging the magnetic kill switch Learning to stand up Once the basics are mastered the speed and torque settings can be switched to faster and more powerful settings step by step to match the improving skills of the rider Before you get going too quickly it s a good idea to learn to ride the motorcycle correctly This means changing the riding pos...

Page 16: ...n without a helmet Clothing Motorcycle leathers and padded protection for knees back and arms can prevent abrasion injuries in the event of a fall Failure to use appropriate safety equipment greatly increases the likelihood of death or serious injury in the event of an accident Never wear loose fitting clothes as these may catch on wheels chains control levers or footrests Do not wear shoes or boo...

Page 17: ...aims must be made directly to the original selling retailer The selling retailer is the primary provider of warranty support and customer service Kuberg may choose to perform warranty service at the sole discretion of Kuberg The original owner of the product must provide proof of purchase prior to the approval of any warranty claim Under no circumstances do our warranties include any costs associa...

Page 18: ...ALER NOTES DESCRIPTION OF SERVICES PERFORMED AND PARTS REPLACED SIGNATURE DATE DEALER NOTES DESCRIPTION OF SERVICES PERFORMED AND PARTS REPLACED SIGNATURE DATE DEALER NOTES DESCRIPTION OF SERVICES PERFORMED AND PARTS REPLACED SIGNATURE DATE DEALER NOTES DESCRIPTION OF SERVICES PERFORMED AND PARTS REPLACED SIGNATURE DATE DEALER NOTES DESCRIPTION OF SERVICES PERFORMED AND PARTS REPLACED SIGNATURE DA...

Page 19: ...KUBERG s r o Zengrova 630 83 Ostrava Vítkovice 703 00 Czech Republic email kuberg kuberg com www kuberg com ...

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