My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

MAHLE 4030MS-112D Drop-In Piston Ring Set 4.030" Bore 1.0mm 1.0mm 2.0mm

Part of: MAHLE Drop-In Piston Ring Set Bore

Other options in this family: MAHLE 4155MS-112D MAHLE 4000MS-112D

Manufacturer

Picture for manufacturer MAHLE

Part Number

4030MS-112D
15 reviews
Sale Price

$148.54

In Stock (5)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The MAHLE 4030MS-112D is a precision-engineered drop-in piston ring set designed for high-performance engine builds requiring a 4.030-inch bore diameter. This complete ring set features a modern metric configuration with thin ring widths for reduced friction and improved seal.

Specifications:

  • Bore Diameter: 4.030 inches
  • Top Ring Width: 1.0mm (0.039 inches)
  • Second Ring Width: 1.0mm (0.039 inches)
  • Oil Ring Width: 2.0mm (0.079 inches)
  • Drop-in design for easy installation
  • Metric ring configuration for reduced friction

MAHLE is a globally recognized OEM supplier known for manufacturing premium piston rings with advanced materials and coatings. These rings are designed to provide excellent compression seal, reduced blow-by, and optimal oil control in both stock and performance applications. The thin 1.0mm top and second rings reduce friction on the cylinder wall, improving horsepower and fuel efficiency while maintaining durability.

Application Note: This ring set is for one piston. Multiple sets are required for complete engine assembly. Ensure proper ring gap clearance before installation.

Products specifications

Piston Ring Thickness

1.0mm, 1.0mm, 2.0mm

Prop 65

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

Easy to order

All good but rcvd wrong item. Working with them for correcting the problem

Satisfied

Great!

Good shopping experience

great price and free shipping. Thank you, will shop again soon.

Simple

quick and easy

So far so good! Easy, phone call gave me the details I needed. Best price too!

?????

good

This is my first time ordering from Autoplicity and there's a good reason part of simplicity is the name. I buy stuff online all the time an this website is definitly easy to navigate. The price was resonable and shipping turnaround was fast.

1st time shopping with your company

Nice price on tie rod ends i needed fast checkout

Very nice service

Share icon
Return Policy
Returns are easy at THMotorsports

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy