Table of Contents
Product Overview & Specifications
KHRD Dac38680037 / Dac38700037 / Dac38700038 / Dac38700040 / Dac38710033/30 Wheel Hub Bearing
High-performance wheel hub bearings designed for automotive durability, load capacity, and noise reduction. Compatible with passenger cars, SUVs, and light commercial vehicles.
Key Parameters
Model |
Inner Diameter (mm) |
Outer Diameter (mm) |
Load Capacity (kN) |
Speed Rating (rpm) |
Dac38680037 |
37 |
80 |
45 |
6,500 |
Dac38700037 |
37 |
70 |
42 |
6,200 |
Dac38700038 |
38 |
72 |
48 |
6,800 |
Competitive Advantages
- 30% longer lifespan vs. standard bearings
- Integrated ABS sensor compatibility
- Corrosion-resistant sealing
Detailed Applications
Primary Use Cases
- Front/rear axle systems for sedans
- 4WD SUV wheel assemblies
- Electric vehicle (EV) regenerative braking compatibility
Critical Performance Factors
- Reduces vibration by 62% at 80 km/h
- Operates in -40°C to 150°C environments
- IP67 dust/water protection
Installation Guide
Step-by-Step Process
- Verify OEM torque specifications (typically 180-220 N·m)
- Use hydraulic press for controlled assembly
- Post-installation runout testing <0.05mm
Maintenance Protocols
- 50,000 km lubrication inspection
- Annual wear pattern analysis
Industry Case Studies
Case 1: Urban Taxi Fleet Optimization
Challenge: 500+ vehicle fleet experiencing 35% premature bearing failures
Solution: Retrofit with Dac38700038 bearings
Result: 22-month average service life, 18% fuel efficiency improvement
Case 2: EV Manufacturer Integration
Challenge: High-frequency bearing noise in 400V EV platforms
Solution: Customized Dac38710033/30 with dampened harmonics
Result: 8dB noise reduction meeting EU EV NVH standards
Client Success Stories
Client A: European Aftermarket Distributor
- Industry: Automotive parts wholesale
- Order Volume: 15,000 units/year
- Feedback: 0.03% return rate over 3 years
Client B: Asian OEM Assembly Plant
- Industry: Commercial vehicle manufacturing
- Implementation: Line-side JIT delivery system
- Result: 99.2% assembly line compatibility rate
Contact for Custom Solutions
Technical & Commercial Support
Email engineering specs to info@vivalr.com
Direct procurement: (86) 15866781826 (WeChat/WhatsApp enabled)
Request Custom Quote
Service |
Response Time |
Support |
Technical drawings review |
4 business hours |
PDF/DWG/STEP formats |
Bulk order pricing |
24 hours |
FOB/CIF terms available |