Electric Bike Frame bicycle Frame adjustable dropout for Stealth Bomber Electric bike

How to adjust the dropout of the stealth bomber ebike frame

1, The Frame is designed for the assembly of electric bike from 1000W to 12000W.
2, Adjustable dropout from 150-170mm; So it can fit wheel size of 26″ x 2.6″, 26×3.0” & 26×4.0
3, Large Space for battery pack. The casing is suitable for battery packs size of 330 x 202 x 140 mm.
4, Comfortable to install electric bike kit. A lot of space for cable connections when converting assembly. All Cable connections can be put inside the cover of the controller.


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Specification of the Frame
1, Made of Steel t/2 mm.
2, Frame Color: Black, White for your option.
3, The weight of the steel Frame: 23.5kgs.
4, Swing Arm: 132mm.
5, Dropout: adjustable between 150-170mm

Assembling Instruction
1, The controller is attached to the cover of the controller.
2, The power cable and the motor feedback wheel clamps are attached by kapron swingarm. The plant is in the controller cover.
3, For wiring of the rear and the front lighting frame, can go through the hole with a diameter of 20mm
4, The ignition switch has two positions.

General requirements for assembly
1, Max Speed of the electric bike: 65km-100km/h
2, Max power of the motor: 12000W
3, Maximum weight of the bicycle (with equipment): 100kgs

Recommended components for assembly
1, The rear shock absorber: cycling, spacing of 200mm
2, Swing Arm: 132mm
3, Fork: Front diameter 1-1/8″
4, Motor kit from 1000W to 12000W motor rear wheel. And you can go to our website to choose the motor kit you like. We have 48V1000W kit, 48V1200W kit, 48V1500W kit, 3000W & 8000W kit.
5, Battery size: within 330 x 202 x 140mm
6, Rim Size: 26″ x 3.0″ or 26 ” x 4.0″
7, Seat Post size: 25.4mm diameter

Frame Equipment

1. Frame; 2. The steering bearings; 3. Castle inclusion; 4. Connector for the charger; 5. Support; 6. Cover of the controller; 7. swingarm and two bearings.

Frame Construction

1, Motor 1000W-12000W; 2, Replacement parts or motorcycle saddle; 3, The battery cover; 4, Cover of the controller, 5, charger connector; 6, Key inclusion; 7 Display

Basic view of the battery location


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30-Day Money-Back Guarantee for Any Reason

Undamaged and unused product may be returned for a full refund for any reason within 30-days after receiving your items. Once the returned items arrives back in theebikemotorkit’s warehouse for inspection, the refund process will be begin. 

  • Returns must include all accessories;
  • Returned items must be in the same condition that you received it, unworn, unused, undamaged, and in its original packaging. You’ll also need the receipt or proof of purchase;
  • For non-quality related return, the buyer is responsible for the return shipping cost;
  • For quality related return, theebikemotorkit will bear the return shipping cost;
  • We don’t accept Used products return except it is the product problem or extremely product defects. 

Warranty Claims for Quality-Related Issues

  • We have 1-year standard warranty for all batteries and motors(Including the batteries and motor in the Ebike). For controller, LCD or TFT display, it is 6-months warranty. The warranty does not cover the easy wore-out parts (for example throttle, brake lever, tire, cable, headlight, bicycle seat).
  • If you have a quality issue with the product, please contact us at sannykung@gmail.com to help diagnose the problem. If a product does not meet our high quality standard, we will issue you a replacement component or fix your original at no additional cost. Replacement components will only be sent after we have received your returned component or finished an inspection to determine the cause of the problems by product video. 
  • Do-It-Yourself modifications, normal wear, and damaged due to gross negligence or abuse are not covered by the warranty.
  • For light color variation, it is not considered quality problem.

How to Return an Item

  • To start a return, you can contact us at sannykung@gmail.com. If your return is accepted and meet the free shipping return requirement, we’ll send you a return shipping label, as well as instructions on how and where to send your package.
  • For the return which the buyer need to pay the return shipping cost, please contact us by email to get the return address. Then let us know the tracking number after you ship the items.
  • Your items must be in the original packaging. Or the refund and replacement would not be issued.  Items sent back to us without first requesting a return will not be accepted.

Return Shipping Cost

Please read carefully the condition below to see who need to pay the return shipping cost. If the conditions are not met for return or warranty, theebikemotorkit reserves the right to the exchange or refund.

Warranty Period Product Condition Return Exchange Shipping Fee
<30 Days (Unopened and Unused) Brand New × borne by the customer
(Opened and Unused) Non-Defective Product × borne by the customer
(Opened and Used) Defective Product(provide product video) × borne by the seller
>30 Days Non-Defective Product × × /
3 Months Defective Product (provide product video) × borne by the seller
6 Months Defective Product (provide product video) × borne by the seller
12 Months Defective Product (provide product video) This does not apply to Controller and LCD, TFT display × borne by the seller

Please note: To avoid malicious returns and save our labor costs and time. If the customer claimed the product defective and request return. Please provide product videos to us. At the same time, we will detect the cause of the failure after the product is returned to the warehouse. If it is man-made damage or return caused by improper use. We will charge consumers a return fee of 10%~20%, and the return shipping fee is borne by the consumer.


  • Please send us a notification after you ship the item out and provide a tracking number. After we receive the item you returned and check out that the item is in good condition, we will replace or refund you. This will be issued in 5-7 business days.
  • If you haven’t received a refund yet, first check your bank account again.Then contact your credit card company, it may take some time before your refund is officially posted. Next, contact your bank. There is often some processing time before a refund is posted. If you’ve done all of this and you still have not received your refund, please contact us at sannykung@gmail.com.


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