Product Description
Control oil at the guides like OE with the MAHLE SS45963 Exhaust Valve Stem Seals for the 2003–2007 5.9L Cummins 24-valve (Common Rail). These positive-stop, top-hat style seals (set of 12 for the exhaust side) are engineered to Mahle’s exact dimensions for consistent clamp load and long service life. Application note: designed for engines with ESN 46239409 and newer.
Fitment
- 2003, 2004, 2005, 2006, 2007 Dodge Ram 2500 / 3500 — 5.9L Cummins 24-valve (Common Rail) — Exhaust valve side (12 seals)
- Engine serial number (ESN) 46239409 and newer
Cross-Reference / Related Mahle Items (CPP Diesel links)
- Mahle SS46108 Valve Stem Seal Kit (03–07 5.9L CR): SS46108
- Mahle GS33484 Fuel Injector Seal Kit (03–07 5.9L CR): GS33484
What’s Included
- (12) exhaust valve stem oil seals — top-hat style, metal carrier with molded elastomer
Why CPP Diesel
- Fast fulfillment and Cummins-focused support
- Curated Mahle coverage for OE-quality service parts
FAQ
Will SS45963 fit all 2003–2007 5.9L 24V engines?
It’s designed for Common Rail 5.9L trucks with ESN 46239409 and newer. Always verify your engine serial number.
How many seals are included?
Twelve — one for each exhaust valve on the 24-valve head. Intake seals/kits are sold separately.
Do I need machining to install these?
No. These are direct-fit OE-style seals. Follow Cummins service procedures and specs.
Symptoms of worn valve stem seals?
Blue smoke at cold start, elevated oil consumption, and oil residue at the exhaust ports.
Specifications for Mahle SS45963
| Attribute | Value |
|---|---|
| Brand | Mahle |
| Part Number | SS45963 |
| UPC | 027067929754 |
| GTIN | 027067929754 |
| Engine Compatibility | 2003–2007 5.9L Cummins 24-valve (Common Rail); ESN ≥ 46239409 |
| Quantity in Set | 12 (exhaust side) |
| Package Dimensions (WxHxD) | 6.00" × 1.00" × 8.00" |
| Shipping | Calculated at Checkout |
| Prop 65 | Not specified by manufacturer. See www.P65Warnings.ca.gov. |
