Product Description

Replace your worn, cracked, hardened, or damaged original door rubber with this high-quality Left Front Door Weatherstrip, designed as a replacement for the original door seal.

This weatherstrip helps seal the gap between the front door and vehicle body, helping reduce water intrusion, wind noise, dust, and outside air entering the cabin.

Designed for the left-hand / driver-side front door of applicable Mazda B1600, B1800, and Ford Courier pickup models. Ideal for classic pickup restoration projects, vintage vehicle maintenance, or replacing aged and deteriorated original rubber components.

If you are unsure whether this part fits your vehicle, please send us your VIN (Vehicle Identification Number), and we will be happy to verify compatibility before your purchase.

Key Features

• Direct replacement for the original door weatherstrip
• Fits the left-hand / driver-side front door
• High-quality automotive rubber construction
• Helps reduce water and dust intrusion
• Helps reduce wind noise and outside air entering the cabin
• Helps improve door sealing
• Helps prevent outside air from entering the cabin
• Flexible and durable rubber material
• OEM-style fit and appearance
• Ideal for classic Mazda and Ford pickup restoration projects
• Designed for applicable 2-door pickup applications
• Easy to install
• Clip-on style replacement

Vehicle Fitment

Fits the following vehicles/applications:

• Mazda B1600 Pickup — applicable models
• Mazda B1800 Pickup — applicable models
• Ford Courier Pickup — 2nd Generation, 1977–1985
• Ford Courier 2-Door Pickup — applicable models

Parts references identify 3874-59-901A as the left/front door weatherstrip, with applications including Mazda B1600 and B1800 pickups.

Additional fitment references associate 3874-59-901A with the Ford Courier second-generation pickup, covering 1977–1985 applications.

The matching right-hand door weatherstrip is 3874-59-902A.

Please note: Fitment can vary depending on model year, cab configuration, body style, production date, market, and vehicle specification. Please compare your original OEM part number, door configuration, and the product shape with the item shown before ordering.

This listing is for the LEFT-HAND / DRIVER-SIDE front door.

The matching right-hand OEM number is 3874-59-902A.

If you are unsure whether this part fits your vehicle, please send us your VIN (Vehicle Identification Number), and we will be happy to verify compatibility.

OEM Part Number

3874-59-901A

Part Description: Front Door Weatherstrip / Door Rubber / Door Seal

Position: Left Hand (LH) / Driver Side

Matching Right-Hand Part: 3874-59-902A

Related Part Numbers: 2541-53-902, 2541-53-912

Package Includes

• 1 × Left Front Door Weatherstrip

Quality

• Quality: A Grade Only
• Material: Automotive-grade rubber
• Place of Origin: Thailand
• Fitment: OEM-style replacement
• Installation: Clip-on style

Please note: The rubber shown in the product image is an example only. The rubber you receive is specifically tailored for the applicable vehicle application.

Shipping Information

We ship all items from Thailand by Fast Airmail after your payment has cleared, usually within 1–2 business days.

Estimated delivery time: 9–14 days, maximum 20 days.

Shipping does not include insurance. If you would like insurance, we charge US$3.00 per item.

Delivery times are provided by the carrier, exclude weekends and holidays, and may vary depending on the package origin, destination, and seasonal shipping volume.

International buyers are responsible for any applicable duties, taxes, and customs fees.

Shipping Carrier	Estimated Delivery Time
Thailand Post Fast Airmail	9–14 days (maximum 20 days)
EMS	3–7 days
FedEx	3–7 days
DHL	3–7 days

Feel free to contact us if you would like to use another shipping method.