The Rays Volk Racing TE37 Ultra Track Edition II 20x105J 5x1143 ET represents a high-performance forged wheel solution built for track-focused enthusiasts seeking reduced weight and enhanced responsiveness. Designed as a direct upgrade path, this model continues the legacy of the iconic TE37 lineage with modern engineering refinements.
Crafted with meticulous attention to detail, this wheel combines aggressive aesthetics with functional durability, making it a popular choice among serious modifiers who demand consistent performance under demanding conditions.
Key Specifications At A Glance
| Specification | Detail | Benefit |
|---|---|---|
| Model | Rays TE37 Ultra Track Edition II | Track-proven design with modern updates |
| Size | 20 x 10.5J | Wide contact patch for improved grip |
| Bolt Pattern | 5x114.3 ET | Compatibility with most Japanese performance vehicles |
| Center Type | Flow Formed | Optimized strength-to-weight ratio |
| Finish | Matte Black Machine Face | Track-ready appearance with reduced glare |
Track Focused Engineering Highlights
Forged Construction For Reduced Unsprung Weight
This wheel utilizes a flow-formed manufacturing process that reinforces the barrel and rim while significantly cutting mass compared to standard cast alternatives. Lower unsprung weight contributes to improved suspension response and reduced brake dive under aggressive cornering and braking.
Optimized Fitment For Widebody Applications
With a substantial 10.5J width and a 20-inch diameter, this TE37 Ultra Track Edition II is engineered to fill widebody fender openings effectively. The design promotes consistent tire contact patch shape, enhancing high-speed stability and turn-in precision on both track and spirited street driving.
Visual And Functional Design Elements
Signature TE37 Lip Style
Retaining the classic double-spoke silhouette, this iteration delivers the iconic TE37 look while incorporating reinforced spoke structures. The result is a wheel that balances nostalgic aesthetics with the rigidity required for track use without unnecessary visual compromise.
Matte Black Machine Face Finish
The understated matte black treatment applied to the machined face reduces distracting glare under bright track lights. This finish also helps hide minor track abrasions, preserving the wheel's appearance through multiple event weekends and enthusiastic backroad runs.
Performance And Compatibility Considerations
Brake Clearance And Suspension Integration
Designed for vehicles with sufficient caliper and suspension clearance, this wheel pairing ensures unimpeded brake performance and consistent handling behavior. Verifying brake caliper compatibility and suspension travel remains essential to maximize the benefits of the 20x10.5J setup.
Durable Finish For Track And Road Use
The surface treatment resists staining and corrosion from track debris and road contaminants. This durability allows the wheel to maintain its structural integrity and visual appeal across varied environments, from humid coastal regions to harsh winter driving conditions.
Recommended Next Steps For This Wheel Upgrade
- Verify brake caliper and suspension clearance with measured fitment tools before ordering.
- Choose the correct hub centric ring and torque sequence to ensure safe installation.
- Select high-performance tires with appropriate profiles to match the 20x10.5J width.
- Schedule a professional installation and initial alignment to maximize tire wear and handling.
- Plan periodic inspections for structural integrity, especially after intensive track use.
FAQ
Reader questions
Is this wheel suitable for daily driving on public roads?
Yes, the Rays Volk Racing TE37 Ultra Track Edition II 20x105J 5x1143 ET can be used for daily driving, though ride comfort and suspension wear may vary depending on your vehicle's setup and road conditions. Pairing it with appropriate tire profiles and avoiding aggressive curb strikes will help preserve both wheel and suspension components over time.
What vehicles commonly fit a 5x114.3 pattern with this offset range?
This bolt pattern appears across multiple Japanese performance models, and the specified 5x1143 ET configuration is compatible with a range of cars from brands like Honda, Subaru, and Toyota when selected with the correct bore and center bore adaptors. Always confirm hub centricity and safe installation torque with a qualified shop.
Can I run this setup on a track day without risking wheel damage?
Yes, the forged construction and track-focused design make this wheel suitable for track days, provided you adhere to proper installation procedures and avoid impacts with barriers or curbs. Regular inspections for stress cracks or bends will help ensure ongoing safety during competitive or spirited driving sessions.
How does the flow-formed process differ from a standard cast wheel?
Flow forming reshapes the wheel barrel at high temperature and pressure, aligning the metal grain structure to increase strength while reducing weight compared to conventional casting. This results in a wheel that is lighter for improved handling yet robust enough to handle the rigors of repeated track sessions.