Crankshaft
The crankshaft converts the up-and-down motion of the pistons into rotation. It is the most heavily loaded component in the engine. Crankshafts are replaced after bearing failure has scored the journals beyond regrinding, or when cracked.
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Signs your Crankshaft needs replacing
- Scored or blued journals after bearing failure
- Engine knock that persists after new bearings
- Crank sensor faults caused by a damaged reluctor ring
- Engine seized
When to replace
Replaced during a rebuild when the journals cannot be reground to an available undersize.
Brands we commonly supply
Availability varies by vehicle. Typical brands for this part include:
Why buy from BOTANVÈ AUTO
We are a licensed UAE trader (Botanvè FZC LLC, Ajman) supplying genuine and OEM-quality parts to garages and car owners across all seven Emirates. Every enquiry is checked against your chassis number before we quote, so the part that arrives is the part that fits. Delivery is arranged to Dubai, Sharjah, Ajman, Abu Dhabi, Ras Al Khaimah, Umm Al Quwain and Fujairah.
Crankshaft — frequently asked questions
Can a crankshaft be repaired?
Light scoring can be ground to undersize. Deep damage or cracks require a replacement.
Are bearings included?
No — bearings, seals and the timing gear are quoted separately.
Need a Crankshaft for your car?
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Vehicle brands shown for identification. Part availability and compatibility are confirmed by enquiry; brand logos do not imply an authorised dealership or affiliation.