Tensioner 036109181B For Skoda
The DUHUI Bearing 036109181B timing belt idler pulley is an OE-spec replacement component for the timing belt system on a wide range of Škoda, Volkswagen, and Audi models equipped with 1.2L, 1.4L, and 1.6L petrol engines. This guide pulley ensures proper timing belt routing and maintains correct belt tension, ensuring accurate valve and piston synchronization for reliable engine operation. Manufactured to match original equipment specifications including 036109181B, this unit is a critical component for timing belt replacement service.
Technical Specifications
| Specification | Value / Detail |
|---|---|
| DH Code | |
| Part Number | 036109181B |
| Outer Diameter | 28.30 mm (1.114 inch) |
| Width | 29.00 mm (1.142 inch) |
| Product Type | Timing Belt Idler Pulley / Guide Pulley |
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: 036109181B, 036109181A
Reference Numbers (Interchange):
INA: 531 0566 10
GATES: T42050
SKF: VKM21006
FEBI BILSTEIN: 20965
BREDA LORETT: CR3515
Vehicle Fitment
This timing belt idler pulley is designed for VW Group models equipped with 1.2L, 1.4L, and 1.6L petrol engines (engine codes AEX, APK, AXP, BCA, BFQ, BFS, BGU, BSE, BSF):
ŠKODA FABIA (6Y5): 1.4 2000-2007
ŠKODA FABIA HATCHBACK (6Y2): 1.4 2000-2007
ŠKODA OCTAVIA I: 1.4/1.6 1998-2004
VOLKSWAGEN: Polo (9N) 1.4 2001-2009, Golf IV (1J) 1.4/1.6 1997-2003, Bora (1J) 1.4/1.6 1998-2005, Passat (3B) 1.6 1996-2005
AUDI: A2 (8Z) 1.4 2000-2005, A3 (8L) 1.4/1.6 1998-2003
Please verify OE number, dimensions and vehicle configuration before ordering.
Product Features
- Direct OE replacement for VW Group applications with 036109181B / 036109181A.
- Precision-engineered guide pulley for timing belt systems on 1.2L, 1.4L, and 1.6L petrol engines.
- Cross-references with multiple leading brands including INA 531056610 and GATES T42050 for easy interchangeability in the aftermarket.
- Premium sealed bearing protects from contaminants and ensures long service life.
- OE-compatible replacement for original part numbers 036109181B and 036109181A.
Installation Notes
- This idler pulley is designed for the timing belt system on VW Group models equipped with 1.2L, 1.4L, and 1.6L petrol engines.
- When replacing the idler pulley, it is highly recommended to replace the timing belt, tensioner, and water pump as well – timing belt failure can cause serious damage to valves and pistons on these interference engines.
- Before removal, locate the OE belt routing diagram or make a sketch of the belt path.
- Use appropriate tools to safely relieve tension – never cut or pry the belt off while under tension.
- Ensure the mounting surface is clean and free of debris before installing the new unit.
- Torque mounting bolt to manufacturer specifications – verify appropriate torque for your specific engine application.
- After installation, rotate the engine by hand to verify proper belt tension and alignment, then start the engine briefly and recheck.
About DUHUI Bearing
Manufactured by DUHUI Bearing – an automotive bearing supplier established in Zhejiang, China, in 2003. DUHUI produces timing belt idler pulleys, tensioner pulleys, and wheel bearing assemblies to OE specifications. Contact us
