V.K.Y Guangzhou International Trade Co., Ltd.
                                                                                                           
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Since 2015
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Car Rear LED 4x4 Tail Lights Assembly For BYD Seal U

Price Negotiable
Price: 318RMB
MOQ: 10
Delivery Time: 5-8 work days
Brand: BYD
Product Description

SA3F-4133010 SA3F-4133020 Rear LED Taillight Assembly For BYD Seal U IP67 Waterproof UV Coating


Description

Replace your broken or malfunctioning rear lights with this premium, OE-matched LED tail light assembly, engineered specifically for the 2020-2026 BYD Seal U and Song Plus (compatible across DM-i, EV, and PHEV platforms). This 1:1 factory-spec replacement panel restores your vehicle's clean rear lines and maintains crucial highway visibility.
Manufactured to align with BYD’s exact original body contours, this outer quarter-panel lamp ensures a flush, gap-free fit that flows naturally with the vehicle's side profiles. By mounting directly into the factory positions, it eliminates water-trapping crevices and keeps your SUV looking exactly as it did the day it left the showroom.

OEM Cross-Reference Specifications:
To ensure perfect compatibility with your vehicle's onboard diagnostic system, please verify your original factory part numbers before purchasing:
Left Side (Outer Quarter Panel): Part #SA3F-4133010
Right Side (Outer Quarter Panel): Part #SA3F-4133020

Technical Specifications
Parameter Details
Product Type LED Tail Light Assembly
Compatible Vehicle BYD Seal U / Song Plus (DM-i / EV / PHEV)
Compatible Position Left Outer (Driver Side) / Right Outer (Passenger Side)
Part Number SA3F-4133010 / SA3F-4133020 / SA3HK-4107300A
High temperature resistance ≤85°C
Cold resistance ≥-40°C
Voltage 12V
Housing Black ABS plastic
Applicable Locations Rear of Vehicle
Waterproof Rating IP67
Lens color Red + Clear
Dust-proof IP6X
Installation Type Plug-and-Play

Key Features & Benefits

Dedicated BYD SUV Architecture: 
A precision-molded housing built exclusively for the Seal U and Song Plus chassis. It mirrors the original factory layout to preserve your vehicle's modern electric/hybrid styling without looking like an aftermarket mod.

Direct Pin-to-Pin Integration: 
Designed for straightforward garage replacement. The unit features an exact factory-spec wiring connector that plugs straight into your BYD’s native 12V electrical harness. Simply unbolt the damaged light, snap the new connector into place, and secure it with factory hardware—no wire cutting, splicing, or error codes.

Sealed Climate Protection (IP67 Waterproof): 
Since crossover SUVs frequently face heavy road spray, car washes, and diverse weather, this assembly utilizes a fully sealed, ruggedized housing. The tight seal protects the internal solid-state diodes from moisture buildup, fogging, and water droplets.

Hard-Coated UV Lens Defense: 
The outer lens substrate consists of high-grade Polycarbonate (PC) treated with a specialized UV-inhibitor layer. This durable barrier protects the lens against clouding, yellowing, and hairline heat cracks caused by long-term outdoor parking and sun exposure.

Road Debris & Vibration Shielding: 
Engineered to handle rough pavement and daily driving vibrations, the high-strength ABS backing structural housing withstands common impacts. It effortlessly deflects flying gravel and minor parking lot bumps without cracking.

Full Factory Light Signaling: 
This integrated light engine restores all rear signaling behaviors on an efficient 12V system. The rapid-response LED chips illuminate instantly, providing bright, crisp output for your Brake Lights, Turn Signals, Position/Running Lights, and Reverse Lights.

Focused Photometric Safety: 
Drive with confidence at night or during heavy downpours. The premium LED chips project a concentrated, wide-angle beam pattern that cuts through dense fog and torrential rain, giving trailing drivers clear warning and ample reaction time.

Thermal Management & Stability: 
Rigorously tested through extreme hot and cold cycles, the internal circuit maintains steady voltage regulation. This prevents the common issues of premature LED burnout, dimming, or hyper-flashing.


Warranty & After-Sales Support

Every BYD Seal U / Song Plus replacement tail lamp comes backed by our 1-Year Limited Warranty, protecting your purchase against component failures, early dimming, or moisture intrusion under normal usage.

30-Day Risk-Free Returns: We offer a 30-day return window for items returned in their original, unused condition with factory packaging if you accidentally ordered the wrong side.

To read our complete claims process, return shipping instructions, and global terms, please review our dedicated Warranty Policy (/warranty-policy) and Returns & Exchanges Portal (/refund-return).


Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company V.K.Y Guangzhou International Trade Co., Ltd.
Location No. 48 Yongfu Road, Yuexiu District, Guangzhou City, Guangdong Province, inside stall 12 of building 15, Jinyongfu Auto Parts City
Contact Person Liu

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