Auxiliary Belt Tensioner / Idler Pulley System Component 58903133 for VW Audi Skoda EA827 EA113 Engine Platform | SUMATE

Name: Auxiliary Belt Tensioner / Idler Pulley System Component 58903133 for VW Audi Skoda EA827 EA113 Engine Platform | SUMATE
Brand: SUMATE
SKU: OEM Numbers: 58903133 / 058903133 / 058903133A / 058903133B / 058903133C / 058903133D Cross Reference Number: VKM31033 / 531029230 / BT20074 / BT031033 / GA357.05 / 19736 / 25952-01 03-40108-SX / 533007730 / 108416015 / 10-0462 / 1118303700
Rating: 5 (1 reviews)

No.OEM Numbers: 58903133 / 058903133 / 058903133A / 058903133B / 058903133C / 058903133D Cross Reference Number: VKM31033 / 531029230 / BT20074 / BT031033 / GA357.05 / 19736 / 25952-01 03-40108-SX / 533007730 / 108416015 / 10-0462 / 1118303700

Type	Auxiliary Belt Tensioner / Idler Pulley System Component
Product name	Auxiliary Belt Tensioner Pulley 58903133 for VW Audi Skoda EA113 EA827 Engine Platform \| SUMATE
Brand	SUMATE
Quality assurance	24 months
Application	Volkswagen / Audi / Skoda EA113 & EA827 engine systems
MOQ	Group 1
Delivery time	1–7 days
OE number	58903133 / 058903133 / 058903133A / 058903133B / 058903133C / 058903133D
Material	C&U bearing + High-strength steel pulley
Place of origin	Zhejiang, China
Applicable models	VW Passat B5 / B5.5, Audi A4 B5/B6, Audi A6 C4/C5, Skoda Superb 1 EA113/EA827 platforms
Type of packaging	SUMATE / Neutral / Custom packaging

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Description

Product Overview

The auxiliary belt tensioner / idler pulley system component OE 58903133 is applied across Volkswagen Group EA113 and EA827 engine architectures. It operates within accessory belt drive systems responsible for driving alternator, water pump and auxiliary engine components under continuous rotational load.

This OE is widely used in VW, Audi and Skoda platforms including Passat B5/B5.5, Audi A4 B5 and B6, Audi A6 C4/C5 and Skoda Superb early generation systems. The component is part of a shared VAG belt drive architecture where pulley alignment stability directly affects accessory system performance.

Manufactured by SUMATE, the unit uses a high-strength steel pulley body combined with precision bearing system for continuous duty operation. It is designed for long service cycles under variable RPM conditions in passenger vehicle engine environments.

Product Features

Maintains accessory belt alignment stability under variable engine speed
Supports continuous radial load in VW Group belt drive systems
High-strength steel pulley structure resists deformation under thermal cycling
Precision bearing reduces rotational friction in long-duration operation
Designed for EA113 / EA827 shared engine platform applications
Compatible with multi-OEM cross reference pulley systems

OEM Cross Reference

58903133 / 058903133 / 058903133A / 058903133B / 058903133C / 058903133D

VKM31033 / 531029230 / BT20074 / BT031033 / GA357.05 / APV2242 / 19736 / 25952-01

Technical Specifications

Outer Diameter: 73 mm
Width: 21 mm
Weight: 0.931 kg
Structure: C&U bearing + High-strength steel pulley

Compatible Vehicles

Volkswagen Passat B5 / B5.5 (3B2 / 3B5 / 3B3 / 3B6)
Skoda Superb 1 (3U4)
Audi A4 B5 (8D2 / 8D5)
Audi A6 C4 / C5 (4A2 / 4A5 / 4B2 / 4B5)
Audi Cabriolet B3 (8G7)

Why Choose SUMATE

Stable OE coverage across Volkswagen Group engine platforms
Consistent manufacturing quality for aftermarket distribution
Precision bearing systems for long-term operation stability
Export-ready supply chain for wholesale and distributor markets
OEM and neutral packaging support available

Looking for a Reliable Supplier?

For VW Group accessory belt system components covering EA113 and EA827 platforms, SUMATE provides stable production, cross-reference coverage, and consistent export supply for global aftermarket distributors and workshops.