Description
The UGP 122-0836 and 140-3116 Maintenance Kit provides essential aftermarket replacement filters for select Cummins Onan RV generators. It includes an oil filter, an engine air filter, and a matching oil-filter wrench for convenient routine service.
The replacement oil filter helps capture contaminants circulating through the engine’s lubrication system, while the air filter helps prevent dust and debris from entering the engine. Regular replacement of both filters can support dependable starting, efficient performance, and longer engine life.
Kit Includes:
• 1 UGP oil filter replacing Cummins Onan 122-0836
• 1 UGP air filter replacing Cummins Onan 140-3116
• 1 oil-filter wrench
Product Features:
• Complete air- and oil-filter maintenance bundle
• Aftermarket replacement parts manufactured by UGP
• Helps protect the engine from oil and airborne contaminants
• Supports proper airflow and engine lubrication
• Included wrench helps simplify oil-filter removal and installation
• Convenient for scheduled RV-generator maintenance
• Oil is not included
Compatible Generator Series:
• Select Cummins Onan QG 5500 generators
• Select Cummins Onan QG 7000 generators
• Select Emerald Advantage generators
• Select Marquis Gold generators
• Select Marquis Platinum generators
Common Model Families:
• HGJAA
• HGJAB
• HGJAC
• Select HGJAD, HGJAE, and HGJAF models whose manuals specify the same filters
Product Information:
• Brand: Universal Generator Parts
• Product type: Aftermarket generator maintenance kit
• Oil-filter replacement number: 122-0836 / 0122-0836
• Air-filter replacement number: 140-3116 / 0140-3116
• Quantity: 1 oil filter, 1 air filter, and 1 wrench
• OEM status: Aftermarket replacement; not genuine Cummins Onan parts
Maintenance Information:
Replace the engine oil and filters according to the intervals and procedures in the generator owner’s manual. Service may be required more frequently when the generator operates for extended periods or in dusty, hot, or demanding environments.
Warm the engine only as directed before draining the oil, switch the generator off, and disconnect its starting system before service. Lubricate the new oil-filter gasket with clean engine oil and tighten the filter according to the owner’s manual. Do not overtighten it with the included wrench.
Cummins lists 122-0836 and 140-3116 as the oil and air filters for compatible HGJAA, HGJAB, and HGJAC QG 5500/7000 generators.
Verify the complete generator model, specification letter, serial number, and existing filter numbers before ordering.








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