1999 FH12: 1994> 2005 FH13: 2006> 2007">
VolvoBrake Parts

3090954 — Truck, Renault Truck Brake Adjuster Tappet Dust Cover Z Cam

This dust cover for the brake adjuster tappet in Z-cam systems protects the tappet mechanism from dirt, moisture, and debris, ensuring smooth operation of the brake adjuster. It is constructed from durable materials to withstand harsh operating conditions, offering superior protection compared to a torn or missing cover that allows contaminants to enter. Operators might notice increased stiffness or difficulty in adjusting the brakes, or premature wear on the adjuster components if this cover is compromised.

Truck, Renault Truck Brake Adjuster Tappet Dust Cover Z Cam – Part No 3090954 – Volvo Spare Part
Part Specifications
BrandVolvo
CategoryBrake Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Cross References & OEM Numbers

Alternate part numbers that interchange with Volvo 3090954

Fitment: Volvo Trucks: FL6: 1996> 1999 FH12: 1994> 2005 FH13: 2006> 2007 FH16: 1994> 2005 FM7: 1999> 2001 FM9: 2002> 2007 FM10: 1999> 2001 FM12: 1999> 2005 FM13: 2006> 200

Installation & Application Notes

Always replace brakes in axle sets. Bed-in new brake pads with 8–10 moderate stops from 40 km/h. Check disc runout with a dial gauge — maximum 0.1 mm. Inspect caliper slides and pistons when replacing pads.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeBrake Adjuster Tappet Dust Cover
MaterialNBR rubber or durable polymer
ApplicationZ-cam brake adjuster tappet
Service LifeReplace as needed, typically with brake service
CompatibilityVolvo Truck, Renault Truck
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first indication of a compromised dust cover is often visible damage, such as cracks or tears, or the presence of dirt and grime around the tappet. If ignored, contaminants can enter the adjuster mechanism, leading to increased friction and potential seizure of the tappet. The risk is premature wear of the brake adjuster components and compromised brake adjustment accuracy.

Installation Tip

Ensure the tappet shaft is clean and free of rust before attempting to install the new dust cover. Carefully work the cover over the tappet, ensuring it seats fully without tearing.

Service Note

When replacing the brake adjuster tappet dust cover, clean the tappet mechanism and inspect the brake shoes and drum for wear.