Drive Belt - QBG820 - Quinton Hazell
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Product Information
Full details
This Quinton Hazell Drive Belt (QBG820) is a V-belt designed for specific Audi 200 C3 Avant models, offering reliable power transmission for the alternator. Its key benefit is ensuring consistent engine accessory function. A potential caveat is its limited vehicle compatibility, requiring users to verify fitment carefully.
All features
| Model Part Number | QBG820 |
|---|---|
| Brand | Quinton Hazell |
Extended Product Information
FAQs
What vehicles is the Quinton Hazell Drive Belt QBG820 compatible with?
This belt is specifically compatible with certain Audi 200 C3 Avant (447, 448) models, including the 2.1 Turbo quattro Estate (Petrol) from 01/1985 to 01/1988, the 2.2 20V Turbo quattro Estate (Petrol) from 07/1989 to 12/1990, and the 2.2 Turbo Estate (Petrol) from 08/1985 to 09/1991. Always use the make model tool or consult your vehicle manual to confirm fitment.
What does 'V-Belt' mean?
A V-belt is a belt with a V-shaped cross-section. This shape fits into a corresponding grooved pulley, preventing slippage and ensuring efficient power transmission, commonly used for driving accessories like alternators.
How often should I check my drive belt?
It is recommended to inspect your drive belt at every oil change or at least twice a year. Look for any signs of wear such as cracks, fraying, or glazing.
What is the OEM reference number for this belt?
The OEM reference number this belt is compatible with is VAG034903137A.
Can I install this belt myself?
While possible, belt replacement requires specific tools and knowledge of proper tensioning. If you are not experienced, it is best to have a qualified mechanic perform the installation to avoid damage or incorrect fitting.
What are the dimensions of this belt?
The belt has a length of 820 mm and a width of 11.2 mm.
Troubleshooting
Squealing noise from the belt area.
This often indicates the belt is loose or slipping. Check and adjust belt tension according to manufacturer specifications. Ensure the belt is correctly seated on the pulleys.
Battery warning light illuminated.
This suggests the alternator is not charging. Check the drive belt for tension and condition. A worn or loose belt will not allow the alternator to spin fast enough. Inspect the alternator itself as well.
Belt appears cracked or frayed.
This indicates belt degradation and a high risk of breakage. Replace the belt immediately with a new, compatible part.
Belt is difficult to install.
Ensure you have loosened the alternator sufficiently to allow enough slack. Double-check that the correct belt part number (QBG820) is being used for your vehicle's application.
Pros and Cons
Pros
- Designed for a specific range of Audi models, ensuring proper fit and function when compatible.
- Meets OEM specifications for direct replacement.
- Features multiple cross-references for easier part identification.
- Reliable V-belt technology for consistent alternator operation.
Cons
- Limited vehicle application; not a universal fit.
- Requires careful verification of compatibility before purchase.
- V-belts can wear over time and require periodic inspection and replacement.
Setup, Compatibility & Care
Compatibility Verification: Before installation, always verify that this belt, part number QBG820, is compatible with your specific vehicle using the make model tool or by consulting your vehicle's service manual. Cross-reference the OEM part number VAG034903137A or alternative references like BOSCH 1 987 947 775 and ROULUNDS RUBBER 2A0820.
Installation: Installation typically involves loosening the alternator mounting bolts to release tension on the old belt. The old belt is then removed, and the new belt is fitted over the pulleys. The alternator is then repositioned to apply the correct tension to the new belt, after which the mounting bolts are retightened. It is recommended that belt replacement be performed by a qualified mechanic to ensure correct tensioning and alignment.
Care: Inspect the belt regularly for signs of wear, such as cracking, fraying, glazing, or excessive looseness. Keep the belt and pulley areas clean from oil and other contaminants, as these can degrade the rubber. If the belt shows any signs of damage or wear, it should be replaced immediately to prevent failure.