High-Payload Forged & Specialized Wheel Catalog
Direct supply from Shanghai Rimax Industry Co., Ltd. verified casting and 10,000-ton forging facilities. Precision-machined for Class 3–6 heavy-duty dual-rear fitments and severe-duty applications.
Custom Kipardo Custom 18 to 30 inch 2 Pieces forged wheels 3 Pieces forged Rims Pricelist, Exporters
Product Specifications
CE Certification Kipardo 17 20 inch 6lug 6x139.7 4x4 offroad car alloy wheels rims for lexus GX460 GX470 Company, Products
Product Specifications
China Kipardo 18 19 20 inch factory wholesale cast alloy rims aluminum 4x4 offroad wheels Manufacturers, Suppliers
Product Specifications
Cheap Kipardo 17 18 inch 5 6 hole factory custom casting car aluminum alloy rims 4x4 off road wheels Exporter, Product
Product Specifications
Wholesale Kipardo 17 18 inch factory customized aluminum alloy car rims offroad wheels Suppliers, Factories
Product Specifications
Discount Kipardo RTS 17x9 4x4 alloy car wheels with pcd 6x139.7 6x114.3 5x150 velg offroad wheels Quotes, Exporter
Product Specifications
Wholesale Alloy wheels rims 20X8 20X10,4x4 rines wheels candy red 16x8 17x9 pcd 6x139.7 5x150 offroad wheels Supplier, Exporters
Product Specifications
China Kipardo 17 18 inch factory wholesale 6 hole custom car aluminum alloy rims 4x4 offroad wheels Supplier, Service
Product SpecificationsEngineering Principles of High-Capacity Forged Dually Systems
Dual Rear Wheel (DRW) architectures demand an exceptional structural threshold. Unlike passenger vehicle single-wheel assemblies, dually wheels endure dynamic shear stresses, asymmetrical lateral load distributions, and high torsional strain induced by commercial hauling, severe towing payloads, and high-tonnage multi-axle configurations.
Continuous Grain Alignment
Forging solid billets under 10,000 to 12,000 tons of hydraulic pressure forces the aluminum crystal matrix to align continuously along the contour of the spoke and rim lip. This eliminates internal micro-porosity, casting voids, and dendrite crystallization common in cast alternatives, elevating yield strength up to 310 MPa.
Asymmetric DRW Pairing
A true commercial dually configuration requires a synchronized 6-wheel setup: aggressive high-positive offset outer rear wheels, severe deep-dish front steering wheels, and high-negative inner rear dually wheels. Every interface is precision-machined with CNC tolerances below 0.05 mm to prevent hub fretting and bolt-circle shearing.
Fatigue Life & Thermal Dissipation
Aerospace-grade 6061-T6 aluminum conducts heat three times faster than traditional stamped steel dually wheels. Enhanced thermal conductivity accelerates brake rotor and drum cooling during prolonged alpine descents, preserving brake friction coefficient and prolonging tire carcass service life across heavy duty fleets.
Enterprise Sourcing Specifications for Dually Wheels
Procuring forged dually wheels for defense contractors, municipal fleet overhauls, and commercial logistics networks requires rigorous compliance auditing. Below are the mandatory structural thresholds Rimax engineers against SAE J2530, ISO 3006, and JWL-T protocols.
Bolt Circle & Hub Pilot Integrity
Dually platforms typically utilize heavy-duty 8-lug and 10-lug fitments including 8x6.5" (8x165.1 mm), 8x170 mm, 8x200 mm, 8x210 mm, and medium-duty commercial 10x225 mm and 10x285.75 mm bolt circles. True hub-centric manufacturing ensures vehicle weight rests securely on the precision-bored hub spigot rather than the wheel studs.
Dynamic Rotary Bending Validation
Every Kipardo forged blank undergoes destructive cornering fatigue cycles exceeding 100,000 rotations at 150% rated bending moments. Radial fatigue rigs subject the forged assembly to continuous multi-ton drum forces at speed to guarantee that zero micro-fissuring occurs at the high-stress inner hub transition fillet.
13-Degree & 30-Degree Impact Standards
Dually vehicles frequently encounter severe curb scrub, unpaved mining roads, and loading dock drop-offs. Forged 6061-T6 wheels undergo pneumatic drop-hammer impact testing directly against the rim flange without instantaneous pressure loss, tire bead dislodgement, or structural catastrophic fracture.
Engineering Comparison: Forged Dually vs Cast & Stamped Steel
Data-driven performance metrics illustrating why global commercial haulers, defense upfitters, and tier-1 luxury builders are migrating to 6061-T6 forged alloy architectures.
| Evaluation Parameter | Monoblock Forged 6061-T6 | Flow-Formed Aluminum | Low-Pressure Cast A356.2 | OEM Stamped Heavy Steel |
|---|---|---|---|---|
| Ultimate Tensile Strength (UTS) | 310 – 340 MPa | 260 – 290 MPa | 220 – 250 MPa | 350 – 420 MPa |
| Yield Strength (Rp 0.2) | 275 MPa (High Elastic Return) | 210 MPa | 160 MPa | 230 MPa |
| Average 22-Inch Dually Weight | 38 – 44 lbs (Optimized) | 48 – 54 lbs | 58 – 65 lbs | 72 – 85 lbs |
| Individual Wheel Load Capacity | 3,800 – 5,000+ lbs | 3,200 – 3,600 lbs | 2,800 – 3,200 lbs | 3,500 – 4,500 lbs |
| Material Grain Density | Extremely Dense / Directional | Semi-Dense Rim / Porous Hub | Random Crystal Structure | Dense Rolled Plate |
| Thermal Dissipation Speed | Superior (205 W/m·K) | High (160 W/m·K) | Moderate (150 W/m·K) | Poor (50 W/m·K) |
| Corrosion Resistance (CASS Test) | > 1,000 Hours (PVD/Coated) | > 720 Hours | > 480 Hours | Subject to Rapid Rusting |
| Fleet ROI / Fuel Economy Impact | +3.5% to +6.8% Fuel Savings | +2.0% Fuel Savings | Baseline Economy | Negative Payload Penalty |
High-Performance Dually Solutions Across Global Sectors
From Class 3 to Class 6 commercial vehicles, custom forged dually setups solve engineering challenges in payload optimization, brake longevity, and aesthetic distinction.
Interstate Commercial Transport
Long-haul hotshot transporters and enclosed auto haulers operating Ford F-350/F-450, Ram 3500/5500, and Chevy Silverado 3500 HD platforms encounter brutal continuous duty cycles. Transitioning to lightweight forged dually wheels eliminates up to 180 lbs of rotational unsprung mass across 6 positions, drastically decreasing driveline vibration, transmission fluid temperatures, and fuel consumption.
Emergency & Municipal Upfitters
Ambulance chassis, brush fire rescue trucks, and municipal utility cranes operate continuously near Gross Vehicle Weight Ratings (GVWR). Kipardo forged dually wheels are engineered with an intentional 25% safety margin above published GAWR thresholds, ensuring structural integrity during dynamic cornering when navigating high-speed emergency maneuvers.
Armored Defense & Special Operations
Tactical armored mobility platforms require high-tensile dual rear assemblies that integrate seamlessly with beadlock rings and central tire inflation systems (CTIS). Monoblock 6061-T6 forgings resist blast shockwaves and violent lateral kinetic impacts that cause conventional steel wheels to buckle and cast wheels to fracture.
Precision Manufacturing: From Aerospace Ingot to Final Mirror Polish
A transparent view into Shanghai Rimax Industry Co., Ltd.'s eight-stage manufacturing pipeline, demonstrating how state-of-the-art CNC automation produces unmatched dually wheel accuracy.
1. Billet Preheating & Isothermal Forging
Solid 6061 aerospace-grade aluminum cylinders are heated to 480°C in atmospheric-controlled induction furnaces before undergoing sequential roughing and final forging in automated closed-die presses, achieving molecular density without localized crystalline oxidation.
2. T6 Dual-Phase Heat Treatment
Forged forgings undergo continuous solution heat treatment at 535°C followed by a rapid water-immersion quench within 12 seconds. Artificial aging at 175°C for 9 hours produces precipitation hardening, yielding maximum tensile and fatigue resistance.
3. 5-Axis High-Speed CNC Profiling
Multi-axis high-speed milling machines carve complex dually spoke profiles, lug recesses, and window cuts out of the monolithic forged blank. Tool paths are generated via CAM software with micro-inch accuracy to balance rotational dynamics at highway velocities.
Localized Support, Certifications & Global Compliance
Importing commercial alloy wheels requires compliance with regional safety agencies and customs standards. Shanghai Rimax Industry Co., Ltd. provides comprehensive documentation and regulatory testing reports for trouble-free import entry.
DOT / SAE J2530 & JWL-T Certification
Every Kipardo forged dually batch is laser-etched with official manufacturing date codes, batch serializations, maximum load ratings (lbs/kg), and DOT/JWL-T compliance marks, simplifying annual commercial vehicle inspections across North America, Australasia, and Europe.
Private Labeling & OEM ODM Customization
We provide full white-label programs for specialized wheel brands, aftermarket retailers, and boutique tuning companies. Services include precision custom CNC engraving, branded billet aluminum center caps, customized multi-layer packaging cartons, and customized fitment engineering.
Export Logistics & Tariffs Mitigation
Operating from our modern headquarters in Kunshan, Jiangsu, and global export harbor logistics in Shanghai, our export department manages all sea freight documentation, Certificate of Origin (CO), FORM E / FORM A issuances, and custom container palletization with full corner protective foams.
Luxury Forged, Offroad & Performance Selection
Expand your commercial dealership or brand portfolio with Rimax's diverse line of luxury monoblock, multi-piece modular, and severe-duty cast offroad configurations.
OEM Kipardo Luxury forged wheels 3 Pieces forged Rims Manufacturers, Companies
Product Specifications
Cheap KIPARDO 15 inch 5x100 undercut red new japan design wheel Quotes, Products
Product Specifications
Custom Kipardo 19 20 21 22 inch factory custom wholesale luxury alloy rims aluminum 4x4 offroad wheels Exporter, Service
Product Specifications
Cheap Kipardo 16 17 18 inch 6 hole custom casting car aluminum alloy rims 4x4 offroad wheels Exporters, Service
Product Specifications
Wholesale KIPARDO 15 inch black color machine face alloy wheel rims for sale Manufacturer, Quotes
Product Specifications
Buy KIPARDO manufacturer 6 holes 17 inch 4x4 wholesale aluminum alloy wheels rims Supplier, Quotes
Product Specifications
OEM Kipardo alloy wheels Forged car 3 pieces forged wheels 2 pieces,monoblock Manufacturer, Products
Product Specifications
Custom Kipardo 20 inch factory wholesale 5 6 hole aluminum alloy rims 4x4 offroad wheels Supplier, Companies
Product SpecificationsFrequently Asked Questions: High-Quality Forged Dually Sourcing
Direct answers for fleet procurement executives, wholesale distributors, and custom automotive engineers evaluating supplier partnerships.