Skip to product information
Usually ships in 2–4 business days.
Crankshaft Front Oil Seal 3921927 for Cummins 4B3.9 6B5.9 6C8.3 B3.3 B4.5 QSC8.3
$39.99
Sale price
$39.99
Regular price
Available to Order
Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.
Need help finding the right part? Talk with a parts expert today.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I needed a forklift part and wasn’t sure which one fit. They asked for the model and serial number, got back to me quickly, and made sure I ordered the right one. Really helpful.
Randy W. — Verified customer
Crankshaft Front Oil Seal for Cummins Engines 3921927
Durable crankshaft front oil seal 3921927 fits Cummins 4B3.9, 6B5.9, 6C8.3, B3.3, B4.5, and QSC8.3 engines.
- Ensures reliable oil sealing for engine protection
- Compatible with multiple Cummins engine models
- Made from high-quality aftermarket materials
- Easy to install with precise fitment
- Improves engine performance by preventing leaks
Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.
keywords: crankshaft front oil seal Cummins 3921927, Cummins 4B3.9 oil seal, 6B5.9 engine seal replacement, aftermarket Cummins oil seal, QSC8.3 crankshaft seal, B4.5 engine oil seal, 6C8.3 oil seal part
