World Leader in Street and Race Wheels Custom aftermarket wheels are as much a part of who we ONE STEP FORWARD are as the clothes we wear, the vehicles we drive and of Since its formation in 1950, Enkei’s history has been course the performance that we expect. ENKEI custom continuous challenges and adventures to deliver the most wheels deliver the latest in wheel designs, composite alloy innovative and the highest quality wheels to top racers and technology such as, casting/forged processes, rigid testing car enthusiasts. Today, Enkei has grown to be the number that must pass stringent JGTC Standards and unsurpassed one aluminum wheel manufacturer to satisfy demand from manufacturing facilities. Enkei is dedicated to perfection and leading automakers and aftermarket wheel users around the delivers the best in aftermarket wheels. world. One step forward. With its courage to take the next step ahead of others, Enkei continues to strive to exceed the Today, the Enkei group is commercially active throughout expectations of the most demanding drivers. Asia, North America, Latin America and Europe, supplying all the largest Japanese car manufacturers and General Motors ENKEI WORLD COMPANIES in the OEM market, as well as countless consumers in the ENKEI AMERICA (Indiana, Florida, U.S.) automotive aftermarket. Enkei also produces sophisticated ENKEI AMERICA MOLDINGS (Indiana, U.S.) ENKEI INTERNATIONAL (Texas, U.S.) high-tech race wheels for a variety of motorsport, including ENKEI THAI rallying, drift, sportscar racing and single-seater racing – ENKEI THAI MOLDINGS including supplying lightweight magnesium Formula 1 race ENKEI MALAYSIA wheels to McLaren Honda. Enkei has been an Official Sup- ENKEI ALUMINIUM PRODUCTS (CHINA) plier to McLaren F1 Team since 1995. ENKEI MOLDINGS (Kunshan, CHINA) ENKEI ALUMINIUM (Guangdong, CHINA) ENKEI INDONESIA ENKEI MOTORSPORTS PT. ENKEI MARUTOYO PAINTING (INDONESIA) Enkei has been racing in top competition championships of ENKEI PHILIPPINES the world for three decades. As a result of continuous ENKEI WHEELS (INDIA) improvement and technological advances, Enkei continues ENKEI VIETNAM its winning tradition and constantly challenges new horizons in wheel technology. JAPAN ENKEI CORPORATION (HEAD OFFICE) ENKEI WHEEL CORPORATION (MAUFACTURING) ENKEI ENGINNERING ENBISHI ALUMINIUM WHEELS ENKEI AUTOMOTIVE ENKEI PAINTING ENKEI MAKABE ENKEI METALS ENKEI TEST AND LABORATORY ENKEI AUTO ACTIVITY ENKEI LOGISPORT ENKEI RELATION (OPERATION) ENKEI AUDIT AND COMPUTER SERVICES 01 | ENKEI.COM INDEX BY WHEEL MODEL NUMBER 365 NT03+M (Racing) .................. 16 489 PF01 EVO (Racing)............... 14 518 PHANTOM (Performance)..... 38 379 RPF1(Racing) ....................... 12 490 PF07 (Racing) ....................... 13 519 COMMANDER (Truck) ........... 46 409 J10 (Performance) ................. 40 491 TX5 (Tuning) .......................... 26 520 RPT1 (Racing) ....................... 07 434 FD-05 (Performance) ............ 42 492 TS9 (Tuning) ......................... 24 521 TS-5 (Tuning) .......................... 20 441 EDR9 (Performance) ............. 41 494 YS5 (Performance)…........ .... 42 522 TS-V (Tuning) ......................... 19 442 EKM3 (Performance) ............ 37 498 TY-5 (Tuning) ......................... 25 523 PHOENIX (Performance). ..... 34 446 EV5 (Performance) ................ 41 499 TS-10 (Tuning) ...................... 21 524 ICON (Performance) .............. 40 448 GW8 (Performance) .............. 43 502 PDC (Performance) ............... 44 525 STORM (Performance).......... 34 460 PF01 (Racing) .................. 15,16 504 GTC01RR(Racing) ................ 09 526 MATRIX (Truck/SUV) ............. 45 465 ENKEI92 (Classic) ................ 30 505 ONX (Performance) ............... 39 527 PF05 (Racing) ....................... 08 467 RAIJIN (Tuning) .................... 23 507 TM-7(Tuning) ......................... 29 528 RPT1 (Racing) ....................... 07 469 LUSSO (Performance) ......... 44 508 TD-5 (Tuning) ......................... 29 529 TSR-X (Tuning) ....................... 18 475 SVX (Performance) ............... 39 509 DRACO (Performance) ......... 35 530 TSR-6 (Tuning) ....................... 17 476 KOJIN (Tuning) ...................... 28 510 VORTEX5 (Performance) ...... 37 531 XM-6 (Performance) ............... 31 477 COMPE (Classic) .................. 30 511 SS05 (Performance) ............... 36 532 VICTORY (Performance) ........ 32 480 M52 (Performance) ............... 43 512 NT03RR(Racing) .................... 10 533 HORNET (Performance) ........ 32 482 M6 (Truck/SUV) ..................... 46 514 RC-T5 (Racing) ...................... 14 534 GTC02 (Racing) ..................... 06 484 RS05RR (Racing) ................. 11 515 TMS (Tuning) .......................... 24 See all Enkei Wheels and size 485 T6S (Tuning) .......................... 26 516 TFR (Tuning) .......................... 22 options at ENKEI.COM 486 TSP6 (Tuning) ....................... 27 517 VULCAN (Performance) ........ 33 ENKEI.COM | 02 You may think forging process creates stronger mate- Engineering Philosophy rials. However, when forged and cast aluminum alloys What is the most important consideration when build- are measured by the Young’s modulus, it shows al- ing a wheel? What specifications does a performance most no difference between two methods. Forged and wheel require? In general, the most recognizable casted aluminum alloys are nearly identical in specific performance aspect for users is light weight. You gravity as well. Therefore, if you make an exact same will know the weight difference by simply picking up shape of wheels using forging and casting method, a wheel. Most drivers can also feel the difference in the weight of those wheels should be the same. What steering response. Since an automobile wheel is a is the advantage of the forging process, then? It is an rolling object, the lightness of the wheel plays into ability to produce higher material strength. the inertial weight. Enkei’s focus is not limited to the lightness, however. To attain maximum wheel perfor- Generally speaking, compared with casting, forged mance, Enkei also focuses on stiffness and strength. material is superior in yield strength and tensile strength. However, no matter how great the mate- A high quality wheel requires all three elements: light rial strength, it cannot justify an extreme reduction in weight, stiffness, and strength. weight. STIFFNESS Even with adequate material strength, if wheels lack Stiffness is the basis of wheel performance. What is stiffness, they cannot perform properly even with “stiffness”? If a rim is stiff, it will resist deformation high-performance tires. when it is subjected to force. Although we consider metal as “hard”, metal does have a tendency to de- form when force is applied and return to the original shape when the force is eliminated. Stiffness is often confused with strength, but it is different as strength is a measure of tendency toward breakability. To make the best out of today’s high-performance tire, wheels DURVILLE DIE CASTING & MAT PROCESS need to have high stiffness to keep the proper con- Enkei has adopted two technologies – the Durville die nection between the chassis and tires. On the other casting and MAT process that ensure cast aluminum hand, wheels with low-stiffness could easily be de- wheels have strength comparable to forged ones. In formed by the load from the tires. Enkei recognizes the Durville process, molten aluminum alloy is poured stiffness is the most important element for high perfor- into the mold from its inner rim side, with the disc mance wheels. side facing downward. The alloy is rapidly quenched and solidifies, starting at the disc side, creating a ALUMINUM EXPLAINED: PRODUCTION METHODS finer metallic structure, significantly enhancing tensile WILL NOT AFFECT STIFFNESS strength, yield strength and elongation. How can we increase the stiffness of wheels? As long as wheels are made of aluminum alloy, using a differ- In the MAT process, the wheel rim placed on a man- ent production method does not affect the stiffness of drel is spun and rolled. This spinning process creates the wheel. That’s because all aluminum alloys used “metal flow” in the metal structure of the aluminum for forging and casting create same material property alloy, which is similar to the metal property seen in the with identical stiffness. forging process. Comparison of Wrought aluminum alloy and Cast aluminum alloy Material Specific gravity Young’s modulus* Wrought aluminum alloy 2.70MG/cm3 70GPa Cast aluminum alloy 2.68MG/cm3 70GPa This hybrid process of casting and forging gives wheel high material strength while keep manufacturing cost * Young’s moduls is a measure of elasticity, equal to the ratio of the stress more affordable than forged wheels. Additionally, it acting on a substance to the strain produced. gives greater freedom of design on the wheel face. 03 | Engineering Philosophy DESIGN CAPABILITY BEHIND THE BEST WHEELS How does Enkei ensure its wheels have high stiff- ness? The answer is Enkei’s “Design Capability”. All Enkei wheels are engineered to pass rigorous test- To maintain high stiffness under great force, the ing. In fact, Enkei established its own test standard wheel’s cross sectional area in the direction against called “Spec-E,” which is tougher than JWL require- the force applied needs to be enlarged. Unfortunately, ments. Enkei’s Spec-E test setting requires a higher the larger this area is, the heavier the wheel will get. drop point in the