How to Source Tesla 3D7 Rear Drive Units

The Tesla 3D7 motor is the modern standard rear drive unit for the Model 3 and Model Y, specifically designed for Rear-Wheel Drive (RWD) and some Long Range configurations Evcentral Tesla. Produced primarily at Giga Shanghai, it represents Tesla's shift toward high-efficiency, cost-optimized manufacturing for global markets Bitauto Zhihu.

Market Trends & Technical Insights

Performance Profile: The 3D7 typically produces 194 kW (264 hp) and 340 Nm of torque, though some software-unlocked versions in specific regions can reach up to 220 kW Evcentral Tesla Zhihu.
Manufacturing Shift: Unlike the earlier imported 3D1 units, the 3D7 uses a hairpin winding construction, which offers better thermal management and power density compared to traditional round-wire windings Teslamotorsclub Evspecifications.
Market Positioning: The motor is frequently paired with LFP (Lithium Iron Phosphate) batteries, a combination that has become the dominant architecture for Tesla's entry-level models due to its durability and safety Facebook Zhihu.

Supplier Landscape

The supply of 3D7 motors is primarily controlled by Tesla's internal production, but a robust B2B market exists for original used units, take-offs, and EV conversion components.

Key Specialized Supplier: Guangzhou Yuebao Auto Parts Co., Ltd. is a verified distributor specializing in Tesla powertrain systems, offering the 3D7 rear drive unit along with performance variants like the 3D6 and front induction motors .
Component Ecosystem: A wide range of suppliers on B2B platforms provide supporting components such as actuators, control motors, and drive unit seals, primarily based in the Pearl River Delta region .

For a detailed list of verified suppliers and available main drive units, please refer to the attached files.