DOP530096100 Poulan Weedeater Gearbox 1" No. 530096100. This is a original equipment Poulan Weedeater gearbox. Compatible with models PP325 Gas Trimmer, PP336 Gas Trimmer, PPB300 Gas Trimmer, PPB300E Type 1 Gas TrimmerPPB300E Type 2 Gas Trimmer, PPB350 Gas Trimmer, PP333 Trimmer