Tensioner 11281427252 For BMW
The DUHUI Bearing 11281427252 drive belt tensioner is an OE-replacement component for BMW 3 Series (E36) and other models equipped with M40, M42, M43, and M44 engines. This tensioner maintains proper serpentine belt tension across the accessory drive system, preventing belt slip and reducing wear on engine components. Manufactured to match original equipment specifications including 11281427252, 1735899, and 11281748832, this tensioner delivers reliable performance for compatible BMW vehicles.
Technical Specifications
| Specification | Value / Detail |
|---|---|
| DH Code | |
| Part Number | 11281427252 |
| Product Type | Belt Tensioner |
| Outside Diameter | 70.00 mm (2.756 inch) |
| Height | 26.00 mm (1.024 inch) |
| Belt Type | Serpentine |
Important: All information on this page is for reference only. Please verify OE numbers, dimensions, and vehicle fitment against your original part before ordering. Contact us for fitment confirmation.
DH Code & OE Numbers & Reference Numbers
DH Code:
OE Numbers:
11281427252, 1735899, 11281748832
Reference Numbers (Interchange):
BMW: 11281427252, 11281748832
Continental: 49021
Dayco: 89074
Gates: T39157
Vehicle Fitment
BMW 3 SERIES (E36): 316i 1990-1998, 318i 1990-1998, 320i 1990-1998
Additional compatible models (verify before ordering):
BMW 3 SERIES (E30): 316i 1985-1991, 318i 1985-1991
BMW 3 SERIES (E46): 316i 1998-2001
BMW 5 SERIES (E34): 518i 1988-1996
BMW Z3 (E36): 1996-2000
Engine Compatibility: 1.6L, 1.8L, 1.9L, 2.0L – M40, M42, M43, M44
Please verify OE number, dimensions and vehicle configuration before ordering.
Product Features
- OE-replacement belt tensioner for BMW E36 3 Series applications. Matches OEM specifications including 11281427252 and 11281748832.
- 70 mm outside diameter and 26 mm height provide exact fitment for the serpentine belt drive system.
- Spring-loaded automatic tensioning mechanism maintains optimal belt tension as the belt stretches over time.
- Precision-engineered bearing ensures smooth rotation and consistent belt tension.
- Durable construction ensures long service life and reliable performance.
Installation Notes
- Verify the 70 mm outside diameter and 26 mm height match your original tensioner before installation.
- Inspect the serpentine belt for wear or damage before installing the new tensioner.
- Torque the mounting bolt to manufacturer specifications (refer to service manual).
- After installation, verify proper belt tension and check for smooth pulley rotation.
- This tensioner is compatible with BMW M40, M42, M43, and M44 engine families – confirm belt routing matches your vehicle’s specific configuration.
About DUHUI Bearing
Manufactured by DUHUI Bearing – an automotive bearing supplier established in Zhejiang, China, in 2003. DUHUI produces tensioners and automotive bearings to OE specifications. Contact us
