The MTWB EV 6001 bearing is a customized deep groove ball bearing solution developed for electric vehicle transmission applications including BOSCH CVT systems.Compared with standard industrial 6001 bearings, EV transmission bearings require higher requirements for low noise operation, rotational accuracy, durability and lubrication stability under high-speed electric drive conditions.
MTWB optimizes bearing internal geometry, precision control, cage design and EV-compatible grease selection to achieve reliable performance in compact electric vehicle transmission systems.
The 6001 EV bearing features a compact 12mm × 28mm × 8mm design, making it suitable for space-limited automotive applications requiring smooth rotation, low friction and extended service life.
• 6001 Bearing
• OEM： BOSCH
• Working Condition：Disconnect
| Item | Specification |
|---|---|
| Bearing Type | Single Row Deep Groove Ball Bearing |
| Bearing Model | 6001 EV Bearing |
| Application | BOSCH CVT Electric Vehicle Transmission System |
| Bearing Structure | Inner Ring + Outer Ring + Steel Balls + Cage + Seal |
| Bore Diameter (d) | 12 mm |
| Outer Diameter (D) | 28 mm |
| Width (B) | 8 mm |
| Bearing Material | High Quality Bearing Steel (GCr15 / Equivalent) |
| Precision Grade | P6 / P5 Optional |
| Internal Clearance | C2 / Standard / C3 Optional |
| Cage Type | Steel Cage / Customized Cage |
| Seal Type | Open / ZZ / 2RS Optional |
| Lubrication | EV High-Speed Low Noise Grease |
| Dynamic Load Rating | Approx. 6.4 kN |
| Static Load Rating | Approx. 2.4 kN |
| Limiting Speed | Up to 27,000 rpm (Grease Lubrication Reference) |
| Operating Temperature | -40℃ ~ +150℃ (Grease Dependent) |
| Noise Level | Z1 / Z2 / Z3 Optional |
| Application Life | Designed for Long-Life EV Transmission Operation |
• Special design enhances rotational accuracy.
• Adjusted internal dimensions improves lubrication efficiency and rotational accuracy.
• High-temperature-resistant, high-speed and silent grease is selected.
• High-grade bearing steel from Jiangyin Xingcheng Special Steel is selected.
Q1: What is a 6001 EV bearing?
A 6001 EV bearing is a compact deep groove ball bearing designed for electric vehicle applications. It features a 12mm bore, 28mm outer diameter and 8mm width.
Q2: Can MTWB customize BOSCH CVT bearings?
Yes. MTWB provides customized EV bearings including precision grade, clearance, grease, sealing design and noise control according to OEM requirements.
Q3: What makes EV bearings different from standard bearings?
EV bearings require lower noise, higher rotational accuracy, improved lubrication performance and longer service life compared with conventional industrial bearings.
Looking for a reliable EV bearing supplier for Steering System ? MTWB provides customized bearing solutions for electric vehicles, including OEM replacement bearings, special grease bearings and high-speed drivetrain bearings.
Contact MTWB today to discuss your related EV Bearing for BOSCH CVT requirements and receive a professional bearing solution.
MTWB (Mighty Way Industrial Limited) is a professional customized EV bearings manufacturer for steering system and OEM bearing supplier specializing in high precision miniature bearings and application-specific bearing solutions.
With advanced manufacturing capabilities, comprehensive testing systems, and engineering expertise, MTWB helps global customers develop reliable bearing solutions for demanding applications.
July 23,2026
Son:MTWB EV Rulman Kutusu-BOSCH EV-6001&6907W15.5
