Auxiliary Transmission Shift Fork

Auxiliary Transmission Shift Fork

Auxiliary Transmission Shift Fork

The RTD-11609A-1707067-1 Auxiliary Transmission Gearshift Fork is a high-precision, drop-forged mechanical component designed for heavy-duty commercial truck gearboxes and range transmission assemblies. Engineed to withstand high mechanical leverage and sliding friction, this auxiliary shift fork controls the engagement of high and low range auxiliary gears, ensuring precise, responsive, and reliable range shifting under heavy torque loads.

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.

Interested? Contact us for pricing and availability.
Send Inquiry Now

RTD-11609A Gearshift Fork

Need a custom configuration? Tell us your requirements.
Customize Yours

Technical Specifications

Product Identity
Product NameAuxiliary Transmission Gearshift Fork
Part Number (P/N)RTD-11609A-1707067-1
Product CategoryCommercial Vehicle Transmission Components & Gearbox Internal Spare Parts
Material & Fitment
MaterialForged Alloy Steel / Heavy-Duty Alloy Casting
Machining ProcessPrecision Forging + CNC Fine Boring + Surface Heat Treatment
Application LocationAuxiliary Gearbox / Range Cylinder Shift Mechanism
FunctionTranslates Actuator Movement to Engage/Disengage Range Gears

Join 500+ buyers who trust our factory-direct supply.
Talk to an Expert

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.

Ready to enhance your transport efficiency?
Get a Free Quote Now

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.

RTD-11609A Gearshift Fork Application

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.

RTD-11609A Gearshift Fork Transportation

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.

Shandong Chengda Company

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.

Customer Visits

Certifications

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

Certifications

Please fill in the form with details so we can send you a quotation correctly