Tongsheng Direct‑Mount Chainring 34T 42T 52T for TSDZ2 TSDZ2B Mid‑Drive E‑bike Motor, No Spider Adapter Required Replacement Chain Wheel

Direct‑mount chainring 34T/42T/52T for Tongsheng TSDZ2 & TSDZ2B mid‑drive ebike motor. No spider adapter required, direct installation, perfect replacement chain wheel for e‑bike drivetrain upgrade and repair.

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Tongsheng 34T 42T 52T Direct‑Mount Chainring for TSDZ2 / TSDZ2B Mid‑Drive E‑bike Motor

This dedicated direct‑mount chainring is engineered for Tongsheng TSDZ2 and TSDZ2B electric bicycle mid‑drive motors. It can be fitted onto the mid motor directly without extra spider adapter, realizing quick replacement or gearing upgrade for your ebike drivetrain system.

Compatibility

✅ Tongsheng TSDZ2 E‑bike Mid‑Drive Motor

✅ Tongsheng TSDZ2B E‑bike Mid‑Drive Motor

Precise Dimensions & Options

ParameterValue
Product NameTSDZ2 / TSDZ2B Direct‑Mount Chainring
Available Teeth34T, 42T, 52T
Installation RequirementDirect mount, NO spider / chainring adapter required
Fit MotorTongsheng TSDZ2, TSDZ2B mid‑drive motor
ApplicationSingle chain wheel setup
MaterialHigh‑strength hardened alloy

Package Includes

1 × Direct‑Mount Chainring (Selected teeth:34T /42T /52T)

Key Features

✅ Direct‑Mount Design: Installs straight to TSDZ2 / TSDZ2B mid motor, no additional spider adapter needed, simplifies upgrade and replacement work.

✅ Multiple Teeth Options: 34T for climbing‑oriented low‑speed torque; 42T for daily commuting balance; 52T for high‑speed flat‑road riding, meet different riding scenarios.

✅ Precision Machined Teeth: Accurate tooth profile ensures smooth power transmission, reduces chain drop and abnormal wear for long‑term service life.

✅ Perfect Original Matching: Specially designed for TSDZ series mid‑drive motors, achieves seamless integration and reliable drivetrain performance.

✅ Ideal for Repair & Upgrade: Great choice for ebike repair shops, DIY e‑bike builders and wholesale distributors to replace worn‑out original chain wheel.

Specifications

Brand: Tongsheng

Product Name: Direct‑Mount Chainring

Available Teeth: 34T / 42T / 52T

Installation: Direct mounting, no adapter required

Material: High‑strength hardened alloy

Compatible Motors: Tongsheng TSDZ2, TSDZ2B E‑bike Mid‑Drive Motors

Color: As shown in the picture

Package: 1 × Selected direct‑mount chainring

Important Notes

Please confirm your motor model (TSDZ2 or TSDZ2B) before placing your order to prevent incompatibility.

Minor color differences may appear due to lighting conditions and screen display variations.

Allow minor manual measurement tolerance for tooth diameter.

Only the listed chainring is included; crank, chain, bolts and other accessories shown in reference images are not part of the package.

Check frame chainstay clearance before choosing 52T large‑tooth version to avoid physical interference.

Perfect spare parts for e‑bike repair stores, DIY motor rebuilders and ebike wholesale distributors. Cost‑effective chain wheel to solve worn‑tooth, skipping‑chain issues and restore drivetrain performance.

testimonials

What Our Riders Say

We specialize in mid-drive motors and e-bike parts. Strict testing, powerful R&D and flexible OEM service guarantee long-term cooperation.

It used to take me weeks to hunt down hard‑to‑find e‑bike spare parts. Their compatibility‑check technical support saved me countless repair headaches. Reliable supplier I can always count on.

Mark Wilson Repair Technician

Flexible mixed‑batch ordering is a game‑changer for my business. Low‑risk trial‑order options, fast delivery and solid OEM‑ODM service help me expand my product range with zero inventory pressure.

Jennifer Carter Wholesale

We have been sourcing e‑bike components from them for over one year. Product quality is consistent, and their responsive after‑sales support makes our daily shop‑running much easier. Highly recommended.

Ryan Thompson ebike shop owner

Got More question?

For more FAQs and further details, please get in touch with us

faqs

Frequently Asked Questions

We supply genuine OEM parts and premium compatible aftermarket replacement parts for e-bikes, including motor components, controllers, throttles, PAS sensors, wiring harnesses, connectors and Bosch form-factor batteries.

We serve mainstream drive system manufacturers: Ananda, Bafang, Aikema, Tongsheng, Shengyi, Bosch and more. We also provide repair components for complete e-bike brands including Sur‑Ron, Aventon, Trek and many others.

All items are brand-new and inspected before shipment. We do not supply second-hand or refurbished goods.

Our team verifies compatibility according to your bike model, motor info or original part photos. We confirm available OEM parts or recommend workable alternative solutions.

Yes. Flexible order sizes are supported, ranging from single spare parts to bulk purchases.

Sea freight, air freight and rail transport are optional.

Lead time varies by item and shipping mode. We confirm exact timelines before each order and share tracking updates.

We provide part identification, model matching and full order follow-up support.