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Autodynamica is a premier dealer in Houston for HRE 3-piece wheels. These are the finest in the world as a result of a focus on exceptional materials, engineering and manufacturing methods. The technology used in wheels has evolved over our 30 years and HRE has been there to lead the way. HRE’s commitment to its customers, people and product is fulfilled by a never ending pursuit to continually improve the quality of our product and service.
Autodynamica offers free shipping in the United States and is also a certified HRE installation center. Place your order today and transform your car with the most exclusive and finest custom wheels. If you are a Texas resident we pay the sales tax for you!!
Call us today at 713.996.9466 or e mail us at tuning@autodynamica.com to place your order.
MATERIALS
Quality materials and components are the foundation of every HRE wheel. Our engineers specify materials that meet stringent quality requirements and achieve the performance attributes befitting the world’s finest vehicles.
Forged 6061-T6 Aluminum Centers
An HRE wheel begins life as high quality 7” diameter 6061 aluminum billet rod. The billet rod is heated and placed into a precision die where it is pressure forged into the shape defined by HRE’s engineers. The result of the forging process is aluminum with a refined crystalline structure whose grain direction is aligned with the primary load directions of the wheel spokes. The processed forging is then precipitation heat-treated to a T6 temper to achieve the perfect blend of strength and ductility. Typically high quality forgings such as these are only found in aerospace applications or high load automotive applications such as performance pistons and connecting rods. These high strength 6061-T6 forgings are the foundation of HRE 3-piece wheels.
Casting vs. Forging
In comparison to forgings, castings are made by pouring molten aluminum into a mold and have considerably lower strength, ductility, and fatigue resistance. Besides not having the specific strength (strength-to-weight ratio) of forged aluminum, castings often suffer from defects in the form of voids or porosity. The primary reason cast wheels are produced is to lower cost. So why does every HRE wheel use forging technology? To simultaneously increase strength and minimize mass which are the two key performance criteria for wheels. At HRE, we don’t believe in compromising performance and quality for a few dollars.
Spun 6061-T6 Rims
Just as HRE’s forged centers start with 6061 aluminum, so do our rim halves. A rim begins life as a large aluminum sheet which is formed using a CNC spinning lathe. The forming (or spinning) process imparts considerable energy into the aluminum, further refining and orienting the crystalline grain structure in a manner similar to forging. After subsequent heat-treatment processes to achieve a T6 temper, CNC technology is used to machine the inner diameter of the rim half and the assembly holes so that it precisely mates with the forged center – this is a critical step because the quality of these machine steps relate directly to the final wheel’s concentricity. The end result is a highly concentric rim half with the strength properties required to be resistant to the impact and fatigue demands of an HRE 3-piece wheel.
High Strength Fasteners
A key component often overlooked in the construction of 3-piece wheels, are the fasteners. Being structural components they are crucial in terms of safety and are far from simply being a decorative item. The 3-piece platform places extremely high stresses and fatigue loads on the fasteners. As a result, HRE’s fasteners are designed to stringent specifications to attain high strength and fatigue and resistance. 
Stainless Steel Fasteners – The majority of HRE wheels use high-strength stainless steel fasteners supplied by Automotive Racing Products, the leading supplier to Formula 1 and every other form of professional racing. Using the highest quality engineering and manufacturing methods, ARP manufactures custom fasteners for HRE that are designed to meet stringent strength, fatigue and corrosion specifications. Due to the high quality nature of these fasteners, the are 4 times as expensive as the chromed steel fasteners used in most wheels, but HRE is unwilling to compromise quality for low cost.
Titanium Fasteners – Taking it even a step further, HRE’s Competition Series uses a Titanium fastener that not only satisfies stringent strength, fatigue and corrosion specifications, but also decreases mass thereby reducing unsprung weight and minimizing rotational inertia. HRE’s source for these highly specialized fasteners is the German division of a U.S. company that primarily supplies Titanium fasteners for the new Airbus A380. Due to the extreme nature of our application, these fasteners were custom designed for the Competition Series and are 20 times as expensive as standard chrome steel fasteners. Once again, HRE is unwilling to compromise quality for low cost. These fasteners are the only components of an HRE 3-piece wheel that are sourced outside of the United States.
ENGINEERING
While high quality materials and components provide the canvas, engineering is at the core of the beauty, performance and craftsmanship of an HRE 3-piece wheel. Engineering drives the design and style of every wheel - at HRE, we don’t simply “draw and cut”. Every detail, every feature, seen or unseen, has a specific purpose: increasing strength and fatigue resistance, reducing unsprung mass and minimizing rotational inertia to name a few. The unique thing about an HRE wheel is that style and engineering evolve in concert; one is not compromised for the other.
Strength
At HRE we understand that while style is why you may buy a wheel, performance is what keeps you coming back. Strength, fatigue resistance, stiffness and impact resistance are qualities that drive an HRE wheel’s design. Strength and fatigue resistance are critical to ensure and HRE wheel lasts the lifetime of your vehicle. To achieve this, HRE designs all of its wheels to pass stringent TUV, SAE and JWL tests specifications. Stiffness and impact resistance directly relate to handling and performance. HRE is capable of accomplishing the seemingly conflicting goals of style and performance by applying engineering acumen and using only the best materials. The result? Wheels that perform flawlessly regardless of the rigors you subject them to.
Unsprung Mass
The overall weight of the wheel and wheel/tire combination is one of the main components of the unsprung mass of your vehicle. In short, unsprung mass is any weight on the vehicle that is not supported by the suspension. As a result, the lighter the wheel, the better handling you will experience as less force is required to return the wheel to the ground after a disturbance. Similarly, you will experience greater ride comfort as less force is transmitted to the vehicle from the wheel moving upward after a disturbance. Minimizing unsprung mass is the result of combining perfectly engineered designs with the highest quality, lowest weight materials.
Rotational Inertia
In addition to unsprung mass, another attribute affecting your vehicle’s performance is rotational inertia which is a function of HOW MUCH and WHERE the mass is distributed. An illustration of how rotational inertia affects acceleration and deceleration is when an ice skater is spinning and brings their outstretched arms closer to their body. Their overall mass has not changed, but the rotational inertia has been lowered by concentrating the mass closer to the axis of rotation, thus allowing the skater to spin faster while using the same amount of energy. In a wheel, lowering the rotational inertia reduces the amount of energy absorbed by the wheel during acceleration and braking, leaving more energy to accelerate or decelerate the actual vehicle. HRE incorporates a number of attributes that are designed to reduce the rotational inertia of the wheel including l-beam geometry, weight lightening pockets and low weight materials such as titanium assembly fasteners.
Finite Element Analysis
Finite Element Analysis (FEA) is an advanced computer analysis tool that allows our engineers to accurately analyze the strength and stiffness of our wheels in the virtual world before they are ever installed on your vehicle. Every wheel undergoes countless hours of FEA as we meticulously fine tune the design to meet the required strength, fatigue and stiffness requirements while minimizing mass and rotational inertia.   We often deal in increments of 0.25 mm or 1/10 of a degree when fine tuning designs and all of this occurs before a single prototype is ever cut.  Using FEA, our engineers are capable of designing wheels optimized for strength AND low weight.
Independent Testing
Intense engineering using FEA provides the foundation for creating exceptional wheels. To validate the engineering data, each HRE wheel design is independently tested to meet or exceed TUV, SAE and JWL standards for strength and fatigue resistance.
Vehicle Fitments
Achieving a lifetime of superior performance doesn’t happen by chance. Every fitment must be matched perfectly to each vehicle, account for custom upgrades and fit the owner’s performance requirements. HRE engineers maintain a database of fitment data that is created by personally measuring all of the world’s finest vehicles. Our engineers also work closely with brake and suspension companies to ensure that we create perfect fitments, every time. The database HRE maintains and the resulting flexibility for custom applications we provide is unmatched in the industry.
MANUFACTURING
The culmination of selecting the best materials and our engineering efforts occurs when we actually build you a set of wheels. HRE believes that the only way to ensure perfect quality every time is to control every aspect of the manufacturing process. Quality is the result of a relentless focus on using the best technology, employing sound manufacturing processes and holding ourselves to the highest standard.
CNC Machining
Computer Numerical Control or CNC technology is used for all of HRE’s machining operations. In-house CNC lathes and mills precisely machine every raw forging into a new HRE 3-piece wheel center. HRE’s skilled machinists use the latest Computer Aided Manufacturing (CAM) software to translate each design’s solid 3D computer model into a wheel that exactly matches what the engineering team created.
Build to Order
One of the hallmarks of HRE’s reputation is our ability to provide custom fitments and finishes. Every order is created based on your requirements and personal taste. Each order that enters the production area has a production traveler which has the name of the customer and all of the information required to complete the manufacturing process. At HRE we don’t batch process or mass produce; every order receives personal attention throughout the process. Every set of wheels, and in fact often every two wheels (fronts and rears) that proceed through HRE’s production line are different than the next, yet the same style and specifications are immediately repeatable due to our extensive database of vehicle, wheel, and fitment data. This is a unique and difficult process to follow, but it ensures the utmost in customization and service.
Hand-Polishing
While HRE believes strongly in the benefits of technology, we also know that hand-built craftsmanship is required at specific production steps to achieve the highest level of quality. As a result, HRE wheels are polished by hand at our facility where we can tightly control the quality of each wheel. We strongly believe that the only way to accomplish consistent quality in such a detailed part is through the hands of skilled artisans. HRE polished and brushed finishes are famous for their attention to detail and refinement resulting from this hand-crafted approach. Every part, whether destined for chrome or pain, is hand prepared as we understand that this stage is critical to achieve the quality demanded of an HRE wheel.
Finishes
At HRE we offer a wide selection of finish choices. We pride ourselves on offering personalized customization to our customers. Consistent with everything we do however, we understand the need for offering only finishes of the highest quality. At HRE all of our standard finishes use high quality powdercoat. This eliminates the paint peeling issues often associated with custom wheels. Our powdercoat clearcoat is the finest in the industry and will pass 1000 hrs of salt spray. Our chrome finish is even more astounding, passing an 88 hour CASS test. After all of the hard work that goes into an HRE wheel, there can be no compromise on the finish.
Hand-Assembly
Just as we believe hand-finished wheels are critical to ensuring proper quality and delivering the craftsmanship demanded of an HRE wheel, we also believe hand assembly is the last and most vital step in the process. At HRE each and every wheels is hand assembled; each rim is checked for proper run-out; each fastener is hand-torqued; and each wheel is meticulously inspected.
Commitment to Quality
As you can tell, we are fanatical about quality. Everything that we do in the creation of a wheel is intended to produce the finest wheels in the world. To ensure that we achieve consistently high quality we developed a formal quality control process that includes multiple inspection steps for each wheel. We are so confident that we produce the best wheels in the world that we back it up with the industry’s best warranty. Own a set of HRE wheels and you will enjoy the benefits of our commitment to quality.

9391 Grogans Mill Rd. Suite B-12  The Woodlands, TX 77380  | 281.292.7755 | E-mail: tuning@autodynamica.com

Monday to Friday 8:00 a.m. to 5:30 p.m. | Saturday by appointment only 


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