Piston Ring Set - .045" Oversize - 2 Cylinder fits John Deere 190 B 50 AB4040R

0.045 Inch Oversize Piston Ring Set for John Deere 190 B and 50

This piston ring set is an aftermarket replacement part sized at .045 inch oversize and intended for 2-cylinder applications. It is identified by reference number AB4040R and fits John Deere 190 B and 50 applications. The oversize dimension indicates the rings are sized for a cylinder bored to accept .045 inch larger rings than standard.

Product Details

• Reference Number: AB4040R
• Size: .045 inch oversize
• Cylinder Quantity: 2
• Product Type: Piston ring set

Fitment & Compatibility

• fits John Deere 190 B
• fits John Deere 50

Frequently Asked Questions

Q: What does .045 inch oversize mean? A: It means the rings are sized for a cylinder that has been bored .045 inch larger than standard to restore proper ring fit.

Q: How do I confirm this ring set fits my engine? A: Verify your equipment model is John Deere 190 B or 50 and confirm the required bore size is .045 inch oversize before ordering.

This is an aftermarket replacement part. Confirm fitment before purchase.