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 S42170.040 Piston Ring Set for Cummins B Series 5.9L Diesel .040 Oversize

(Chevrolet Silverado 1500 2002, 2004-05, Silverado 1500 HD 2002, Suburban 1500 2002-03, Silverado 2500 HD 2002, Tahoe 2002-03, S10 2002-04 + 41 more models)

Manufacturer

Picture for manufacturer MAHLE

Part Number

S42170.040
11 reviews
Sale Price

$26.56

In Stock (6)

delivery box

Usually delivered within 2 days

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 S42170.040 is a precision-engineered piston ring set designed specifically for Cummins B Series 5.9L diesel engines with a .040 inch oversize bore. This single-cylinder ring set features a bore diameter of 4.055 inches, making it ideal for engine rebuilds where cylinders have been bored oversize to restore proper compression and oil control.

Key Specifications:

  • Bore Size: 4.055 inches (.040" oversize)
  • Application: Cummins B Series 5.9L diesel engines
  • Quantity: Single cylinder set (rings for one piston)
  • Oversize: +.040 inch

Features:

  • MAHLE OE-quality construction for reliable performance and durability
  • Precision-machined to exact tolerances for proper ring seal
  • Designed to restore compression and reduce oil consumption in rebuilt engines
  • Complete ring set includes compression rings and oil control ring for one cylinder

MAHLE is a trusted OE supplier known for manufacturing high-quality engine components. This ring set is essential for professional engine rebuilds and restorations where cylinders have been bored to .040 inch oversize to remove wear and restore cylinder geometry.

Products specifications

Fits

Chevrolet Silverado 1500 2002, 2004-05, Silverado 1500 HD 2002, Suburban 1500 2002-03, Silverado 2500 HD 2002, Tahoe 2002-03, S10 2002-04, Colorado 2004, Trailblazer 2002-04, Blazer 2002-05, Avalanche 1500 2002, Express 3500 2002-04 + 36 more models

Piston Ring Size

.040IN

Top Ring Material

Cast iron

Prop 65

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

good

Easy site to work with, good representation of products.Extremely fair prices.

quick service...thanks

A very good price on items. Very quick response and delivery. Thanks

Pretty simple so far

Good so far

Your site looks professionally constructed and has an easy to understand interface.

Great priced items. was WAY under what others wanted. shipped fast also. A+ seller. I will buy from again.

They have the product I needed and checkout was easy!!

Nice! Just wish you had PayPal.

Easy order placement, fast shipment

Share icon
Return Policy
Returns are easy at Autoplicity

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