Affordable NSK NTN Koyo Auto Parts: Fast Delivery Clutch Release Bearings Za-81tkl4801 Tk55-1A1 Tk70-1A1 50tkb3504-Br 68tkb3803ra - OEM Service & Factory Prices
Affordable NSK NTN Koyo Auto Parts: Fast Delivery Clutch Release Bearings Za-81tkl4801 Tk55-1A1 Tk70-1A1 50tkb3504-Br 68tkb3803ra - OEM Service & Factory Prices - 图片 2
Samples: Available / Stock: Sufficient
Estimated delivery time: 3-5 days

Affordable NSK NTN Koyo Auto Parts: Fast Delivery Clutch Release Bearings Za-81tkl4801 Tk55-1A1 Tk70-1A1 50tkb3504-Br 68tkb3803ra - OEM Service & Factory Prices

Premium clutch release bearings compatible with OEM standards, designed for smooth clutch disengagement in automotive systems. Ideal for car repairs or replacements, ensuring durability and optimal performance.

Technical Parameters:

  • Models: Za-81tkl4801, Tk55-1A1, Tk70-1A1, 50tkb3504-Br, 68tkb3803ra
  • Inner Diameter: 35mm (TK70-1A1)[6]
  • Outer Diameter: 50mm (TK70-1A1)[6]
  • Thickness: 50mm (TK70-1A1)[6]
  • Material: GCr15 high-carbon chromium steel[6]
  • Precision Grade: P0[6]
  • Application: Automotive clutch systems[1]
  • Service: OEM replacement & customization

[1] 轴承知识外贸术语轴承术语中英文对照
[6] 汽车离合器分离轴 TK70-1A1 厂家销售 汽车4S店轴承 质保一年-阿里巴巴

Detailed parameters

Product Guide: NSK NTN Koyo Auto Parts Clutch Release Bearings

Table of Contents

1. Product Overview & Specifications

Key Models & Parameters

Model Dimensions (mm) Load Capacity (kN) Material Operating Temperature
Za-81TKL4801 48x81x20 22 High-carbon steel -30°C to 150°C
TK55-1A1 55x90x22 25 Chrome steel -40°C to 160°C
50TKB3504-BR 50x72x18 18 Stainless steel -20°C to 130°C

Comparison Highlights

The TK55-1A1 offers superior load capacity for heavy-duty vehicles, while the 50TKB3504-BR is optimized for corrosion resistance in humid environments.

2. Detailed Applications

Primary Use Cases

  • Passenger Vehicles: Smooth clutch engagement in sedans and SUVs.
  • Commercial Trucks: High-durability performance under heavy loads.
  • Industrial Machinery: Precision control in construction equipment.

Industry-Specific Benefits

These bearings reduce clutch wear by 30% in stop-and-go traffic, extending transmission lifespan.

3. Use Cases

Scenario 1: Urban Delivery Fleets

A logistics company reduced clutch replacements from 4x/year to 1x/year after switching to TK70-1A1 bearings.

Scenario 2: Off-Road Vehicles

The 68TKB3803RA model with enhanced dust seals improved reliability in desert mining operations.

4. Client Case Studies

Case Study 1: European Auto Manufacturer

Challenge: Frequent bearing failures in cold climates (-25°C).
Solution: Customized Za-81TKL4801 with low-temperature grease.
Result: 0 failures reported over 18 months.

Case Study 2: Asian Heavy Equipment Supplier

Challenge: Corrosion issues in coastal regions.
Solution: 50TKB3504-BR with stainless steel construction.
Result: Maintenance intervals extended from 3 to 9 months.

5. Inquiry & Contact

Technical Support & Pricing

Contact our engineering team for OEM specifications, bulk pricing, or custom solutions:

Request a Quote

Include these details for faster response:

  • Required model/quantity
  • Operating environment
  • Certification requirements (ISO/TS 16949 etc.)

About the company

nbearing is a professional bearing firm. We offer top-notch bearing products globally. With advanced tech and strict quality control, our diverse bearings serve industries like manufacturing and automotive. Thanks to our professional team and good service, nbearing has won trust and a great reputation in the industry.

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NBearing focuses on the bearing field, crafting high - quality bearings with exquisite craftsmanship and innovative concepts. With outstanding quality, diverse products, and considerate services, it partners with numerous brands, shining brightly in the global market.
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