Suzuki GSX400F Piston Ring Set – 12140-33215 – Genuine OEM

Give your classic GSX400F a fresh lease on life with this genuine Suzuki piston ring set.

Part number 12140-33215 is the original factory ring set used on early-1980s Suzuki GSX400F models. Suzuki later superseded this number to 12140-33310 for the standard size, but the application remains the same.

This kit includes the full set of rings to service one piston – ideal when you’re re-ringing a good piston or doing a correct OEM-spec rebuild on a period bike. ✅ OEM Details

Part number: 12140-33215

: Ring set, piston (piston ring set)

Application: One piston (full ring pack for a single cylinder)

Supersession: Replaced in later catalogues by 12140-33310 (STD) and matching oversizes.

Type: Genuine Suzuki OEM (not aftermarket) 🏍 Confirmed Fitment

From fiche and supplier listings, this part number family is used on:

Suzuki GSX400F Z 1982 – 400cc 4-stroke twin

🛠 Why choose genuine Suzuki rings?

Correct ring profile and tension for the GSX400F cylinder and piston design

Designed to give proper seal, oil control and ring life on these air-cooled engines

No guesswork on thickness or groove fit – they match the OEM piston dimensions

Perfect for restorations, vintage road bikes and reliable daily riders 🧼 Condition

New old stock (NOS) – genuine Suzuki parts from period inventory

Rings are unused; packaging may show minor age/storage marks. Bullet Points for Shopify “Features" Section

Genuine Suzuki OEM piston ring set

Part number 12140-33215 (superseded by 12140-33310 STD)

Suits Suzuki GSX400F early-80s models (check model code & bore size)

Complete ring pack for one piston

Correct ring design for factory performance and reliability

Ideal for top-end rebuilds and classic GSX restorations