CRANKSHAFTS.

Heavy-duty engine crankshafts organized by engine model and OE reference. Built for global importers, distributors, wholesalers and aftermarket brands.

VIEW 10 PRODUCTS →SEND YOUR OE LIST

10listed products

1brand applications

Crankshafts Crankshafts heavy-duty truck parts

SEARCH BY PRODUCT · BRAND · ENGINE · OE NUMBER

APPLICATION COVERAGE

FIND CRANKSHAFT BY BRAND.

Choose a brand to show only matching products from this category.

01Mercedes-Benz Truck10 →

BUYER CHECKLIST

IDENTIFY THE RIGHT PART FASTER.

OE REFERENCE

Start with the complete OE number, including prefixes and suffixes.

ENGINE & MODEL

Confirm the engine family, truck model and applicable production year.

MARKET REQUIREMENT

Share quantity, destination and packaging needs for an accurate B2B offer.

CATEGORY KNOWLEDGE

CRANKSHAFTS TECHNICAL & SOURCING GUIDE.

What to confirm when sourcing crankshafts for your market: application, engine, OE reference and quality requirements.

FUNCTION & APPLICATIONS

The crankshaft converts piston motion into rotation and carries the main and connecting-rod bearings. Heavy-duty crankshafts are forged or cast and hardened on the journals.

BRANDS, ENGINES & MODELS

Current brand coverage: Mercedes-Benz Truck. Engine references include OM314 · OM352 · OM355 · OM366 · OM401 · OM402 · OM403 · OM422.

SELECTION INFORMATION

OE number and engine model
Standard or undersize journals
Gear, flange and keyway details

COMMON FAILURE SIGNS

Journal scoring after lubrication failure
Cracks at fillets or oil holes
Out-of-tolerance journals or bend after a bearing failure

MATERIALS, TESTING & QUALITY

Check journal hardness, dimensions, surface finish and runout, plus crack detection, before supply. Quality control at TRUPA.

OE REFERENCE DIRECTORY

Example references: 3140303202 · 3140305502 · 3520303402 · 3520307802 · 3520307402 · 3550306701 · 3450305001 · 3660301102 · 3660300702 · 4010302301 · 1010302501 · 4020304301. Full OE number index.

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