How do you ensure bike quality?

We have a complete QC system: testing components before use, quality control during production, and final performance checks including road testing before packing.

Are you a trading company or manufacturer?

We are a professional manufacturer of electric bikes and electric scooters in China.

20" 13ah Gravity Bicycle Electrical City Bikes Road Bike Electric Ebike ODM

Name: 20" 13ah Gravity Bicycle Electrical City Bikes Road Bike Electric Ebike ODM
Brand: Shenzhen Gravity Technology Co., Ltd.
SKU: 1975894025

Guangdong, ChinaShenzhen Gravity Technology Co., Ltd.

US$499.00

10-99 Pieces

US$477.00

100-199 Pieces

US$455.00

200+ Pieces

Sample price:US$499.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

12months

Warranty

12months

Model NO.

S20002

Type

Standard Bicycle

Used For

All Ages

Wheel Diameter

20"

Frame Material

Aluminum/Alloy

Folded

Derailleur Set

Front Derailleur

Fork Material

Aluminum/Alloy

Rim Material

Aluminum/Alloy

Saddle Shell Material

Imitation Leather

Chain

Kmc

Tire

20*4.0

Charging Time

3.5hour

Dashboard

LED Display

Frame

Aluminum Alloy, Auto Shut off Power

Flywheel

7 Gears

Brake

Disc Brake

Brake Handle

Aluminum Alloy, Auto Shut off Power

Nedc

Accelerator Mode: 10ah-30-40km, 13ah-55-60km

Working Mode

Pedal Mode, Accelerator Mode, Sport Mode

Charger

Input: 100-240V AC Output: 42V DC/2.0A

Transport Package

Carton Box

Specification

CTN: 132*30*64CM G. W/N. W: 35kg/27kg

Trademark

GRAVITY

Origin

Shenzhen, China

Production Capacity

1000000

Key features

Foldable Aluminum Frame: 20-inch aluminum alloy frame with folding design for easy storage and transport.

High-Capacity Battery: 48V 13AH lithium-ion battery providing up to 60km range in accelerator mode.

Versatile Working Modes: Supports Pedal Mode, Accelerator Mode, and Sport Mode for diverse riding needs.

Large LCD Display: Front-center display showing speed, battery level, odometer, and trip distance.

Multi-Environment Capability: Suitable for city streets, sand, snow, and mountain terrains with 20-inch tires.

Complete QC System: Rigorous testing of components, production steps, and final road performance.

Customization Options: Customizable color, logo, design, package, carbon mark, and language support.

Multiple Payment Methods: Accepts T/T, L/C, Western Union, Money Gram, Visa, and MasterCard.

Company profile

Shenzhen Gravity Technology Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2006-08-28 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤1.40h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR

AI-Powered supplier vetting

SummaryShenzhen Gravity Technology Co., Ltd. is a China-based trading company established in 2017, focused on electric bikes and related bicycle products. The supplier reports annual electric-bike output of 200,000 pieces, three production lines, a 500 m² manufacturing plant, and six to ten quality-control staff. It exports to South America, Southeast Asia/Mideast, Europe, Australia, and North America, with stated export sales of 71%–90% and access to Shenzhen and Guangzhou ports. OEM and ODM services are offered, supported by three years of R&D-engineer experience. The supplier describes lifelong service and fast response, but no certifications or customer cases are provided. Financial assessment is limited because monetary information is excluded.

Supplier typeThe supplier is explicitly identified as a trading company and limited company headquartered in Shenzhen, China. Its stated activities include electric-bike products, OEM/ODM services, exporting through agents and self-operated export rights, and broad international markets.

After-Sales capabilityThe supplier states that it provides a complete service system including lifelong service, fast response, and constructive customer suggestions. These are explicit service claims, although no service metrics, procedures, or independently verified evidence are provided.

R&D capabilityThe supplier offers OEM and ODM services and reports three years of R&D-engineer experience, indicating some product-development capability. However, no patents, new-product records, engineering resources beyond this figure, or innovation outcomes are stated.

Production capacityThe supplier reports annual electric-bike output of 200,000 pieces, three production lines, a 500 m² manufacturing plant, and six to ten quality-control staff. It also states one-month off-peak lead time and two-to-three-month peak-season fulfillment, providing explicit evidence of established production capacity.

Customization capabilityOEM and ODM services are explicitly stated as available, and the supplier promotes one-stop service for diversified needs. This supports customization capability, although the scope of customization and technical limits are not specified.

Product Q&A

Q:Where is your company located and can I visit?

Our factory is located in Shenzhen City, China. You are welcome to visit us.

Q:Can I get samples?

Yes, we offer samples for quality check. However, we do not offer free samples or cover transportation fees as electric bikes are high-value items.

Q:Can I have my own customized product?

Yes, we accept customized requirements for color, logo, design, package, carbon mark, and language.

Q:What are the payment terms?

We accept EXW, FOB, CNF, CIF, DDP, DDU. For bulk orders, 50% deposit and 50% balance before shipment. Payment methods include T/T, L/C, Western Union, Money Gram, Visa, and MasterCard.

Q:How do you handle shipment?

If you have a forwarder, we can send cargo to them. Otherwise, we recommend suitable methods like DHL, UPS, FedEx, TNT, air, or sea shipment.