STANDARD MOTOR PRODUCTS 647NX76 Trailer Brake Control Smp Connector
fits make: Gmc. year: 1999–2001.
( Brand: Standard Motor Products ), ( Manufacturer Part Number: 647NX76 ), ( Part Type: Control Trailer Brake Motor ), ( Application: Gmc C3500hd Trailer Brake Control Connector ), ( Fitment Type: Direct Replacement ), ( Manufacturer Warranty: 1 Year ), ( Cs-sku: 328 )
Review STANDARD MOTOR PRODUCTS Gmc Trailer Brake Control Connector Smp fits C3500HD 1999–2001
The SMP (Sealed Micro-Plug) 1999-2001 GMC C3500HD Trailer Brake Control Connector for the standard motor 647nx76 is an essential component for ensuring safe and efficient operation of electric trailer brakes on your GMC C3500HD pickup truck. This connector is specifically designed for use with the 647nx76 motor and fits trailer models manufactured between 1999 and 2001.
The SMP connector is a sealed and watertight design that effectively protects the internal electrical connections from environmental elements, such as moisture, dust, and debris. This ensures a reliable and long-lasting performance, even under harsh conditions.
The connector features six pins, arranged in a compact and ergonomic design for easy installation and removal. Each pin is color-coded and labeled to facilitate proper wiring and connection to the motor and trailer brake system. The connector also includes a ground pin, which is essential for the optimal functioning of the electric trailer brakes.
The SMP connector is made of high-quality materials, including UV-resistant and temperature-resistant plastic, to ensure durability and resistance to wear and tear. The connector's pins are made of corrosion-resistant materials, such as gold-plated or nickel-plated contacts, to prevent oxidation and ensure a strong and secure electrical connection.
To install the SMP connector, simply remove the old connector from the motor and trailer wiring harnesses and replace it with the new one. The SMP connector's design ensures a secure and snug fit, preventing any unwanted vibrations or movement that could damage the electrical connections.
In summary, the SMP 1999-2001 GMC C3500HD Trailer Brake Control Connector for the standard motor 647nx76 is an essential accessory for safely and efficiently connecting the electric trailer brake system to your GMC C3500HD pickup truck. Its sealed and watertight design, compact and ergonomic layout, high-quality materials, and reliable electrical connections make it an excellent choice for any trailer towing application.
The SMP (Sealed Multiplex) 647nx76 motor is a trailer brake control connector designed for use with select GMC C3500HD trucks from 1999 to 2001. This motor is an essential component for activating and deactivating electric trailer brakes. In this response, we will discuss the pros and cons of buying this motor for your specific application.
Pros:1. OEM Compatibility: This motor is a direct replacement for the original equipment used in the specified GMC trucks. This ensures a perfect fit and compatibility with the vehicle's wiring harness and electrical system.
2. Enhanced Trailer Control: With this motor, you can effectively control and manage your trailer brakes, ensuring a safer and more reliable towing experience.
3. Improved Durability: The 647nx76 motor is designed to be robust and long-lasting. It can withstand harsh conditions and heavy usage, providing peace of mind for extensive towing trips.
Cons:1. Cost: The OEM motor may be more expensive compared to aftermarket alternatives. However, its compatibility and durability may justify the investment for some buyers.
2. Availability: Depending on your location and supplier, it may be challenging to find this motor readily available. Ordering it from an authorized dealer or through the GMC dealership network might be necessary.
3. Complex Installation: Installing the motor may require professional assistance, especially if you are not familiar with trailer brake control systems or the specific wiring harness of your vehicle.
In conclusion, the SMP 647nx76 motor is a reliable and effective solution for replacing the trailer brake control connector on your 1999-2001 GMC C3500HD. While it may come with a higher cost compared to aftermarket alternatives and might be challenging to source, the OEM compatibility and durability make it a worthwhile investment for those who prioritize safety and reliability during towing. If you are confident in your DIY abilities and have access to the necessary resources, you may opt for an aftermarket alternative. However, for a worry-free and hassle-free experience, we recommend purchasing the genuine OEM motor from a trusted supplier.
Details:
Item Specifics: Attachment Method: Push On, Bend Angle Deg.: 0, Connector Gender: Male, Quantity: 1, Shape: Rectangle, Contact Terminal Material: Metal, Dust Shield Included: No, length - Inches: 1.25, Plastic, Number Of Splice Connectors Include: of wires: 4, Female, Type: Blade, Water Resistant: Weatherproof Sealed: Yes, Wire Gauge GA: 12, 16, 18, Wiring Harness in: 24, mm: 609.6. They may even discontinue an item and replace it with updated version. Trailer Bork Ctr Connecticut; Connectors; Pigtail; Pigtails; Brake Control Connector; Pigtail. Document For 1999 - 2001 GMC C3500HD Trailer Brake Control Connector SMP 1999 2000 2001:: Brand: Standard Ignition, Warranty: 12 Month Warranty, Part Type: Connector, Compatible Years: 2001.
Consequently, the picture displayed may not always reflect most recent changes, though this occurs rarely. 2000 GMC C3500HD. We source our pictures directly from the manufacturer and may not immediately receive updated photos if changes are made. 1999 GMC C3500HD.
specifications traibrak:
- for makes: Gmc
- for years: 1999-2001
- brand: Standard Motor Products
- mpn: 647nx76
- part type: Control Trailer Brake Motor
- application: Gmc C3500hd Trailer Brake Control Connector
- fitment type: Direct Replacement
- manufacturer warranty: 1 Year
- cs-sku: 328
returns traibrak:
- time: 30 Days
- paid by: Seller
- policy: Returns Accepted
seller traibrak:
- # reviews: 32901
- rating: 99.5%
- city: Norcross, Georgia
payments traibrak:
- other
- credit card: Diners-club
- wallet: Apple-pay
offer traibrak:
- availability: In Stock
- quantity: 1
- sold: 0
- started: November 12, 2025
- options: Ship-to-home
general traibrak:
- Car Truck Parts Accessories > Towing Parts Accessories > Trailer Brake Controllers
- condition: New
shipping traibrak:
- cost: $0.00
- type: Fixed
- transit: 3-7 Days
- service: Standard
- class: Standard
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