Auxiliary Transmission Shift Fork
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Auxiliary Transmission Shift Fork
Product Details
Auxiliary Transmission Gearshift Fork — RTD-11609A-1707067-1 100% brand new precision replacement auxiliary transmission gearshift fork. Drop-forged alloy steel / high tensile nodular iron with shot-peened and anti-corrosion surface finish. Widely applied to heavy duty truck transmissions, range gearboxes, and commercial fleets. Ready for international ocean freight dispatch to your designated port. |
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Technical Specifications
| Product Identity | |
| Product Name | Auxiliary Transmission Gearshift Fork |
| Part Number (P/N) | RTD-11609A-1707067-1 |
| Product Category | Commercial Vehicle Transmission Components & Gearbox Internal Spare Parts |
| Material & Fitment | |
| Material | Forged Alloy Steel / Heavy-Duty Alloy Casting |
| Machining Process | Precision Forging + CNC Fine Boring + Surface Heat Treatment |
| Application Location | Auxiliary Gearbox / Range Cylinder Shift Mechanism |
| Function | Translates Actuator Movement to Engage/Disengage Range Gears |
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Key Features & Product Advantages
High Mechanical Tensile & Fatigue Resistance Precision-forged from premium steel alloy to eliminate structural voids and internal fatigue under frequent heavy shifting operations. | Wear-Resistant Sliding Pads Hardened contact tips/grooves reduce friction against the sliding synchronizer sleeve, extending service lifespan. |
Precision Bore Alignment CNC-machined shaft clamping bore and locking bolt hole for tight tolerance alignment onto the shift rail without binding. | Corrosion Inhibiting Finish Rust-inhibiting coating maintains structural integrity during storage and extreme gearbox oil temperatures. |
Direct OE Replacement Dimensions Manufactured to original gear-shifting geometry standards for smooth, effortless installation into heavy truck transmission units. |
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Product Applications
Heavy Commercial Dump Trucks Enables robust high/low range gear transitions required for navigating steep dirt slopes and quarry sites under full load. | Long-Haul Highway Tractor Units Ensures smooth range cylinder shifts between low crawler speeds and high highway cruising ratios. |
Specialized Utility Trucks Provides reliable shifting performance for concrete mixer trucks, crane chassis, and multi-axle freight haulers. | Gearbox Rebuild & Fleet Maintenance Direct replacement part for restoring loose range shifting, gear jump-out, or worn shift fork pads in service workshops. |

Packaging & Shipping
Packaging Each shift fork cleaned, treated with anti-rust oil, individually wrapped in thick bubble film, and packaged in reinforced heavy export cartons or stacked on wooden pallets. | Shipping Shipped via ocean freight (FCL full container load or LCL shared container cargo) to your designated seaport. Full export documentation provided. |

About Shandong Chengda Auto Sale Co., Ltd.
Who We Are Shandong Chengda Auto Sale Co., Ltd., established in 2005, is one of the qualified manufacturers of trailers, semi-trailers, tractor heads, dump trucks, engineering machinery, and trailer parts. Annual export value above 50 million USD, revenue nearly 600 million RMB. | Global Partners Long-term business relationships with world-famous enterprises including SINOTRUK, SHACMAN, FAW, DFAC, XUGONG Group, LIUGONG Group, SEM Group, etc. Mature after-sale systems and professional sales team. |

FAQ (Frequently Asked Questions)
1. Who are we? Based in Shandong, China, exporting since 2017. Sales to Africa (60%), Southeast Asia (20%), South Asia (10%), South America (5%), Oceania (3%), Mid East (2%). About 101-200 people in our office. | 2. How can we guarantee the quality? Always a pre-production sample before mass production; always final inspection before shipment. |
3. What can you buy from us? Truck (Dump Truck, Tractor Truck), Semi Trailer (Low Bed Truck Trailer, Flatbed Trailer, Fuel Tanker Semi Trailer, Bulk Cement Trailer), Low Bed Trailer, Trailer Parts, Heavy Truck Transmissions & Gearbox Internal Components. | 4. Why should you buy from us? Established in 2005, our plant is one of the qualified manufacturers of various trailers and heavy truck parts suppliers. Factory direct price, customized products, diversified inventory, leading technology, professional sales team. |
5. What services can we provide? Delivery Terms: FOB, CFR, CIF, EXW; Payment Currency: USD, EUR, JPY, CAD, AUD, HKD, GBP, CNY, CHF; Payment Type: T/T, L/C, MoneyGram, Credit Card, PayPal, Western Union, Cash; Languages: English, Chinese, Spanish, Portuguese, Arabic, French. |
Customer Visits
Customers from more than 80 countries visit us, from East Africa, West Africa, South America, Asia, etc.

Certifications
ISO 9001, CE, and international commercial vehicle gearbox spare parts quality management standard certifications.





