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| Categories | Custom CNC Machining |
|---|---|
| Roughness: | Ra 0.8-1.6 |
| Model Number: | Custom |
| Oem: | Available |
| Packaging Details: | Standard export packaging or custom |
| Tolorance Of Diameter: | +/-0.001 |
| Maxworkpiecesize: | 500mm x 500mm x 300mm |
| MOQ: | 1 piece |
| Delivery Time: | 3-7 days. Small batch (10-100 pcs): 7-14 days. Mass production: 14-30 days depending on quantity and complexity. Rush service available for urgent projects. |
| Color: | Custom |
| Processing Way: | CNC MACHINE |
| Shippingmethods: | Air freight, Sea freight, Express courier |
| Payment Terms: | L/C,D/A,D/P,T/T |
| Method: | CNC milling |
| Feature: | Economical |
| Brand Name: | China-CXD |
| Material Capabilities: | Copper |
| Place of Origin: | China |
| Shipping Method: | Express, Air, Sea |
| Equipment: | 3/4/5 Axis Center Machining |
| Price: | According to the drawings |
| Cncmachinetype: | 3-axis, 4-axis, 5-axis CNC machines |
| Specification: | Customized |
| Supply Ability: | 10000Pcs/Month |
| Processing: | Cnc Turned Cnc Milling |
| Certification: | ISO9001 |
| Company Info. |
| Dongguan Changxinda Precision Technology Co., Ltd. |
| Verified Supplier |
| View Contact Details |
| Product List |
Dongguan Changxinda Precision Technology Co., Ltd. is a leading CNC machining expert specializing in high-precision components for motorcycle customization, automotive performance, and powersports applications. With 18+ years of manufacturing experience, the company has established itself as a trusted partner for motorcycle parts manufacturers, custom bike builders, and performance upgrade suppliers worldwide. This motorcycle upper triple tree exemplifies the precision engineering and manufacturing excellence that defines Changxinda's capabilities, delivering a high-performance steering component for demanding motorcycle applications.
The motorcycle upper triple tree, also known as the top yoke or upper fork clamp, is a critical steering component that connects the front fork tubes to the frame and supports the handlebar assembly. This precision-machined component serves as the primary structural interface between the suspension system and the steering/control system, maintaining precise geometric relationships between the fork tubes while providing secure mounting points for the handlebar risers. The triple tree's design directly impacts steering precision, handling response, and overall riding control, making it an essential component in motorcycle chassis architecture.
Manufactured from aerospace-grade 7075-T6 aluminum alloy using advanced CNC machining center technology, this triple tree delivers exceptional strength-to-weight performance essential for high-performance motorcycle applications. The 7075 aluminum is one of the strongest aluminum alloys available, providing tensile strength comparable to many steels while maintaining the lightweight characteristics essential for motorcycle performance. The CNC machining process enables production of complex three-dimensional geometry from a solid billet, including the fork tube bores, steering stem bore, handlebar mounting holes, and integrated anti-slip features in a single precision operation.
The component features two large precision-machined fork tube bores on the lower surface that clamp the front fork tubes, securing them with proper alignment and spacing. These bores are machined to tight tolerances to ensure proper fit with the fork tubes and are equipped with integrated anti-slip grooves that prevent fork tube rotation under hard braking and aggressive riding conditions. The central precision bore accommodates the steering stem bearing, working with ball or tapered bearings to provide smooth steering action and proper load distribution between the upper and lower triple trees.
The threaded mounting holes on the upper surface provide secure attachment points for the handlebar risers or clamps, allowing riders to achieve their preferred riding position. These holes are positioned with high accuracy to ensure proper handlebar alignment and consistent geometry across production batches. The precision thread specifications accommodate standard handlebar mounting hardware, enabling straightforward installation and adjustment. The surface finish throughout the component is carefully controlled to provide both functional performance and aesthetic appeal for custom motorcycle applications.
Changxinda's manufacturing expertise in motorcycle performance components extends beyond part production to comprehensive engineering support for custom bike builders and aftermarket parts manufacturers. Our team works with motorcycle parts manufacturers to specify appropriate triple tree designs, materials, and finishes for specific bike models and performance requirements. With ISO 9001:2015 certification, 30+ skilled technicians, and advanced quality control including CMM inspection, we deliver the precision, reliability, and technical expertise required for safety-critical motorcycle components. Whether you need prototype development for new motorcycle models or high-volume production for established aftermarket product lines, our CNC machining expert team provides fast delivery, responsive communication, and manufacturing excellence that has resulted in many successful cooperation cases with satisfied customers in the motorcycle and powersports industries worldwide.
Q1: What is a motorcycle upper triple tree and what does it do?
A: A motorcycle upper triple tree, also called a top yoke, is a structural component that connects the front fork tubes to the frame and supports the handlebar assembly. It clamps the fork tubes from above, accommodates the steering stem bearing, and provides mounting points for the handlebar risers, forming a critical part of the steering and suspension system.
Q2: Why is 7075 aluminum used for motorcycle triple trees?
A: 7075-T6 is one of the strongest aluminum alloys available, providing tensile strength comparable to many steels while maintaining lightweight properties. This makes it ideal for motorcycle triple trees where high strength is needed to handle steering loads and impacts, while reduced weight improves handling and performance.
Q3: What tolerances can you achieve on triple trees?
A: We achieve +/-0.01mm on critical dimensions including fork tube bore diameters, steering stem bore, and mounting hole positions. This precision ensures proper fit with fork tubes, smooth steering bearing operation, and accurate handlebar alignment. Surface finishes are controlled on functional surfaces for optimal performance.
Q4: Can you produce custom triple trees for specific motorcycle models?
A: Yes, we specialize in custom triple tree manufacturing for specific motorcycle models and custom applications. Our engineering team can work from your specifications or stock motorcycle dimensions to develop triple trees with custom geometry, fork spacing, handlebar mounting patterns, and aesthetic features.
Q5: What surface treatments are available for triple trees?
A: Standard finish is as-machined bare aluminum. Optional treatments include anodizing (clear, black, or colors) for corrosion protection and aesthetic enhancement, powder coating for durable color finish, and polishing for show-quality appearance. Surface treatments selected based on aesthetic and performance requirements.
Q6: What is the typical production time for triple trees?
A: Prototype quantities typically 2-3 weeks. Small batches (10-50 units) 3-4 weeks. High-volume production for established motorcycle programs typically 4-6 weeks. Our CNC machining center capability enables efficient production of complex billet geometry while maintaining precision quality.
Q7: What quality control measures do you employ?
A: Parts undergo dimensional inspection with CMM, fork bore measurement with pin gauges, surface finish verification, and visual inspection. First-article inspection and statistical process control ensure consistent quality. Material certification and inspection reports provided as required for safety-critical components.
Q8: Can you handle high-volume production for aftermarket parts manufacturers?
A: Yes, we support high-volume manufacturing for motorcycle aftermarket parts manufacturers with consistent quality, process documentation, inventory management, and capacity planning. Our CNC machining center production systems accommodate varying batch sizes while maintaining precision standards required for safety-critical components.
Q9: Do you work with customer specifications and drawings?
A: Yes, we manufacture to your specifications from 2D drawings, 3D CAD files (STEP, IGES, SolidWorks), or physical samples. We maintain strict confidentiality and provide detailed manufacturing documentation. Our engineering team can also assist with design optimization for manufacturability.
Q10: What file formats do you accept for custom triple tree designs?
A: We accept 3D CAD files in STEP, IGES, SolidWorks, and Parasolid formats. 2D drawings in PDF or DWG format with GD&T annotations are also accepted. For complex custom designs, 3D files provide the most accurate basis for quotation and precision manufacturing.
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