# Starter sprocket (piła rozrusznik) AWTools AW90045 for Husqvarna CS450 CS520 CS580 CS620 chainsaws

**URL:** https://aio.lv/en/product--awtools-aw90045--11701730
**Data updated:** 2026-03-08 08:47 (EET)
**Category:** Power Tools Accessories
**Manufacturer:** AWTools
**Manufacturer code:** AW90045
**EAN:** 5902198741091
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 14.99 €
**Prices and availability valid until:** 2026-08-05 23:59
**Price without VAT (21%):** 12.39 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--awtools-aw90045--11701730

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

AWTools AW90045 starter sprocket (piła rozrusznik) is a replacement starter component compatible with chainsaw models CS450, CS520, CS580 and CS620. It serves as the toothed wheel in the recoil starter assembly, transmitting pull-cord motion to the engine for ignition. Suitable for maintenance and repair of starter mechanisms in compatible petrol chainsaws.

## Long description

AWTools AW90045 starter sprocket (piła rozrusznik) is a replacement toothed wheel designed for use in the recoil starter assembly of compatible petrol chainsaws. It transfers the pull-cord motion to the engine, enabling ignition and reliable starting. This component is compatible with chainsaw models CS450, CS520, CS580 and CS620 and is intended for maintenance and repair of worn or damaged starter mechanisms.
Advantages
The starter sprocket is manufactured to match the shape and tooth profile required by the original starter assembly, providing a secure fit and consistent engagement with the starter rope and pawls. Its construction supports repeated starting cycles and restores proper starter function without the need for a full starter replacement. The part helps reduce slipping and incomplete engagement that can occur with worn sprockets, contributing to faster and more reliable engine start-up.
Suitable for
 Repairing or replacing a worn starter sprocket in compatible chainsaw models
 Routine maintenance of the recoil starter assembly
 Restoring reliable pull-start operation after slipping or tooth damage
 Workshop or field repairs where original starter performance must be reinstated
Key specifications
 Function: toothed starter sprocket for recoil starter assemblies
 Compatibility: designed for use with CS450, CS520, CS580 and CS620 chainsaw models
 Material: durable metal suitable for starter mechanism loads
 Design: matching tooth profile for consistent engagement with starter rope and pawls
 Application: replacement part for petrol chainsaw starter units
How to use
Before installation, ensure the chainsaw is switched off, cooled and the spark plug lead is disconnected. Remove the starter housing according to the chainsaw manufacturer’s service instructions to access the recoil starter assembly. Carefully remove the damaged sprocket and install the AWTools starter sprocket in the same orientation, ensuring correct alignment with the starter rope and pawls. Reassemble the starter housing and test pull the cord to verify smooth engagement and proper recoil before reconnecting the spark plug lead and starting the engine.
Usage recommendations
Use appropriate hand tools and follow the chainsaw manufacturer’s safety and service guidelines when replacing starter components. Inspect the starter rope, rewind spring and pawls for wear and replace any additional worn parts to ensure long-term reliable starting performance.

## FAQ

### How much does the Starter sprocket AWTools AW90045 for CS450 CS520 CS580 CS620 cost, and is it available for purchase?

The price is 14.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 23.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All AWTools products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized AWTools service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11701730/67084749_large.webp