Front Axle Hub Inner Bearing 8-94248088-0 For Isuzu NKR55 4JB1 - High-grade Chrome Steel Tapered Roller Bearing with Precision-ground Rollers and Pre-lubrication
Price:
Negotiable
MOQ:
10 pcs
Delivery Time:
5-8 Work Days
Brand:
YIMI
Product Description
Front Axle Hub Inner Bearing 8-94248088-0 For Isuzu NKR55 4JB1 8942480880
Product Overview
Front Axle Hub Inner Bearing 8-94248088-0 For Isuzu NKR55 4JB1 8942480880
Engineering & Quality
Manufactured to meet or exceed original equipment (ISO/ABMA Class P0) standards. Each bearing features:
- High-grade chrome steel (GCr15 / SAE 52100) - hardness HRC 60-64
- Precision-ground tapered rollers and races - Ra ≤ 0.2 µm surface finish
- Heat-treated for fatigue resistance (case depth 0.8-1.2 mm)
- Pre-lubricated with high-temperature lithium grease (-30°C to +150°C range)
Technical Specifications
| Part Number | 8-94248088-0 8942480880 |
| Product Name | Front Axle Hub Inner Bearing |
| Car Model | Isuzu NKR55 |
| Engine Model | ISUZU 4JB1 |
| Condition | 100% Brand New |
| Size | Standard |
| Weight | Standard |
| Origin | China Mainland |
| Main Market | Middle East, Asia, Africa, South America, North America & Europe |
| Package | Neutral Packing Or Make It As Requested |
| Warranty | 6 Months |
| Price & Stock | Please Contact Us To Get More Information |
| Material | High-strength aluminum alloy & precision bearings |
| Cooling Type | Engine coolant circulation |
| Installation | Direct OEM replacement |
| Quality Standard | OEM equivalent / ISO quality control |
Features & Advantages
- OE Factory Spec - Manufactured to ISO 492 (Class P0) tolerances, matching original equipment
- Tapered Roller Design - Handles combined radial and axial loads for stable wheel control
- Induction-Hardened - HRC 60-64 surface hardness resists pitting, spalling, and wear
- Pre-Lubricated - Filled with high-temperature, extreme-pressure (EP) lithium grease
- Corrosion Resistant - Protected with anti-rust oil coating; phosphate-treated races
- Restores Wheel End Integrity - Eliminates noise, wobble, and vibration
- Direct Replacement - Simple press-fit installation using standard bearing tools
- Long Service Life - Engineered for 300,000+ km under normal operating conditions
Quality Control
- Material Certification - Chrome steel composition verified via spectrographic analysis
- Dimensional Accuracy - Measured to ±0.005mm using CMM equipment
- Hardness Testing - Rockwell hardness checked on races and rollers
- Radial Runout - Each bearing tested for concentricity; runout ≤ 0.02mm
- Noise Testing - Audible and vibration check during rotation at 500 rpm
- ISO 9001:2015 certified facility
- Real-World Validation - 100 units fitted to fleet Isuzu NKR55, monitored for 12 months
Common Failure Symptoms & Diagnosis
| Symptom | Likely Cause | Action |
|---|---|---|
| Growling/rumble that increases with speed | Worn bearing races or rollers | Replace both inner+outer bearings |
| Wheel wobble (12-6 o'clock play) | Excessive bearing clearance | Replace bearings, check spindle |
| Vibration at 60-80 km/h | Out-of-round or pitted rollers | Replace bearings |
| Grease leakage from hub | Torn seal or over-greasing | Replace seal and inspect bearing |
Inquiry
For bulk orders, technical datasheets, or fitment verification (NKR55, NPR60, 4JB1), contact our sales team. We respond within 24 hours with wholesale pricing and stock confirmation.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Yimi (Guangzhou) Automotive Parts Co, Ltd
Location
4F, 7th, No. 2, South Jinguu Road, Huadong Town, Huadu District, Guangzhou City
Contact Person
James