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FAST Transmission

Home / Products / DONGFENG POWERTRAIN / FAST Transmission / Auxiliary Box Shift Fork OE 11609A-1707067-1 for FAST 12-Speed Transmissions Parts

Auxiliary Box Shift Fork OE 11609A-1707067-1 for FAST 12-Speed Transmissions Parts

This is a genuine auxiliary box shift fork (OE:11609A-1707067-1) specifically engineered for heavy-duty trucks equipped with FAST 12-speed transmissions, serving as the critical component that engages and disengages gears in the auxiliary gearbox. It features precision-cast construction with smooth contact surfaces for a perfect fit with the shift collar, requiring no modification during installation. Constructed from high-strength cast steel with reinforced structural design, this fork meets OEM quality standards. Third-party durability testing confirms it withstands repeated shifting forces and heavy loads, making it the ideal replacement to restore smooth, reliable gear shifting performance.

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PRODUCT DESCRIPTION

Reinforced Cast Steel Construction & Precision Contact Surfaces

This shift fork OE 11609A-1707067-1 is manufactured to exact FAST transmission specifications, using high-strength cast steel for exceptional durability and impact resistance. The fork features precision-machined contact surfaces and reinforced structural ribs, ensuring smooth, consistent gear engagement and preventing premature wear. Its optimized design evenly distributes shifting forces, reducing stress on the fork and related components. The 1:1 OEM design guarantees a seamless fit with the auxiliary box assembly, restoring factory shifting performance and efficiency.

Stiff Shifting & Damaged Forks

Truck operators often face issues with failing shift forks, including worn or bent forks causing stiff/grinding shifts, difficulty engaging high/low range gears, and fork breakage under heavy loads. Low-quality forks can lead to transmission damage, missed shifts, and costly repairs. By choosing the genuine OE 11609A-1707067-1 fork, you eliminate these problems, restoring smooth, reliable gear changes and protecting your transmission system from further damage.

OEM Quality & Rigorous Durability Testing

As a critical transmission component, this shift fork complies with strict OEM quality standards and has passed comprehensive fatigue and durability testing. Test data shows the cast steel construction maintains structural integrity under repeated shifting forces, the precision-machined surfaces ensure consistent contact, and all dimensions meet factory specifications for fit and performance. Each unit undergoes dimensional inspection before leaving the factory, guaranteeing exact alignment with your FAST 12-speed transmission. Backed by OEM traceability codes, this product ensures 100% authenticity and reliable operation.

Genuine Supply & Direct Installation

We are an authorized supplier of genuine OEM FAST transmission components, providing gearbox system parts to fleet operators, repair shops, and distributors worldwide. This shift fork OE 11609A-1707067-1 is supplied in protective packaging to prevent damage, ensuring it arrives ready for installation. Its direct-fit design allows for straightforward installation without custom modifications, reducing vehicle downtime. The durable cast steel construction ensures long service life, minimizing future maintenance costs. We offer a 24-month quality warranty and dedicated technical support for installation guidance.

TECHNICAL SUPPORT

1. Accessories selection consultation

- Provide ** intelligent selection tools ** (such as parts matching query system), input the vehicle model VIN code or engine model to match the corresponding parts number, reducing the selection error rate.

The technical team is available online 7×12 hours to answer technical questions about accessories (such as material compatibility and installation processes).

2. Customized development support

We offer specialized R&D services for special market demands (such as heat dissipation accessories for high-temperature regions in the Middle East and dedicated suspension components for road conditions in Africa), and complete sample delivery within six weeks.

3. Training and Technical materials

Provide remote/on-site training for the customer's after-sales team (such as diagnosis of electrical control accessories and DPF regeneration operation), along with multilingual versions of the "Accessories Installation Manual" and "Troubleshooting Guide".

4. Quality Traceability and Improvement

Through the QR code traceability system (one product, one code), track the production batch of accessories and the source of raw materials, respond quickly to quality complaints and initiate improvement processes.

AFTER-SALES AND LOGISTICS SUPPORT

After-sales service

Quality Assurance Policy

-The warranty period for original factory parts is 12 months (counting from the date of signature for receipt), covering material defects, process issues, and man-made damage.

- Provide "Localized Express repair Service" : Cooperate with third-party repair networks in markets such as Southeast Asia and the Middle East, and deliver emergency parts to designated repair points within 4 hours.

Return and Exchange Process

-The customer is required to submit the test report (such as a third-party appraisal) within the warranty period. After confirmation by Dongfeng, a reissue or refund will be arranged within 5 working days.

Logistics support

Warehouse Layout

-Five major regional accessory centers have been established globally (Southeast Asia, the Middle East, Africa, South America, and Europe) to achieve "next-day delivery" for mainstream accessories (covering customers within the regions).

Emergency Logistics Plan

-Emergency parts can be directly delivered within 48 hours via the "Dongfeng Exclusive Aviation Special Line" (such as engine ECU, brake valves and other key components).

Packaging Optimization

-Use shockproof and moisture-proof packaging (such as honeycomb cartons + pearl cotton), and reinforce fragile parts (such as glass, sensors), keeping the damage rate within 0.5%.