Description
This 32.2 mm cylinder and piston kit is an aftermarket top-end replacement for compatible ECHO GT-22GES, SRM-22GES and selected ECHO hedge trimmers using the original A130000021 cylinder configuration.
The kit replaces the cylinder identified by ECHO OEM reference A130000021 (A130-000021) and supplies the matching piston components for rebuilding the 21.2cc two-stroke engine.
The original ECHO piston kit is identified by P021009950, which contains the piston and associated components.
Compatible ECHO Models
- ECHO GT-22GES – original cylinder configuration, serial range 22001001–22999999
- ECHO SRM-22GES – original configuration using A130000021
- ECHO SRM-22GESU – matching 21.2cc cylinder configuration
- ECHO HC-1600 – Type 1E configurations using A130000021
- ECHO HC-1800 – Type 1E configurations using A130000021
Selected ECHO WP-1000 water pumps and other 21.2cc equipment use related cylinder configurations. Compatibility depends on the specific production version.
OEM References
- A130000021 – cylinder
- A130-000021 – formatted cylinder reference
- P021009950 – original piston kit
- A101000000 – piston ring
- 10001311520 – piston pin
- 10001504630 – piston pin retaining clip
- 10101044332 – original cylinder-base gasket reference
Important Dimensions
- Cylinder bore: 32.2 mm
- Engine displacement: 21.2cc
- Engine type: two-stroke petrol engine
- Original piston-pin diameter: 8 mm
Kit Contents
- 32.2 mm cylinder
- Piston
- Two piston rings
- Wrist pin
- Piston retaining clips
- Sealing compound supplied with the kit
Important Compatibility Information
ECHO produced several versions of these engines with different cylinder references.
For example, the PB-2100 blower uses other cylinder references on certain production versions, including A130000020. The cylinder must therefore be matched by the machine’s model, serial number and original part reference.
The additional aftermarket catalogue reference A130002300 is associated with this replacement family, but the confirmed factory cylinder reference for the listed configurations is A130000021.
Installation Recommendations
Inspect the crankshaft, connecting rod, needle bearing and crankcase seals before installing the new cylinder.
Clean the cylinder mounting surface and use the correct sealing method. Lubricate the piston, rings and cylinder bore with suitable two-stroke oil during assembly.
Fit the piston rings and retaining clips correctly, then check engine compression and crankcase sealing after installation.
Identify and correct any fuel-system or lubrication fault that caused the original cylinder damage.
This is an aftermarket cylinder and piston kit, not a genuine ECHO OEM product.
Browse additional ECHO brushcutter and trimmer parts at MTP or consult the ECHO GT-22GES illustrated cylinder and piston parts catalogue.













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