Mahle · New
Mahle MS Cummins B 5.9L (+040) Diesel Ring 1 cyl
MPN S42170-040 · Store SKU mhlS42170-040
Supplier stock checked 11/7/2026, 11:52:30 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
4.055" CUMMINS B 5.9L (+040) DSL (1cyl) Rings Ring (1cyl) - Diesel Ring Sets
Manufacturer fitment & guides
- Cummins 5.9L 12V/24V cu in.
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- California Proposition 65: Y