Product Overview
Forged steel connecting rod for CATERPILLAR 3064, 3066, C6.4 engine. Direct replacement for 311, 311B, 311C, 312B, 312C, 312C L, 314C, 318C, 319C, 320 L, 320B, 320C, 320C FM, 320C L, 320D, 320D LRR, 321C, 323D L, 323D LN. OEM numbers: 2941747. Factory direct supply from Xiangcheng Shunjun Auto Parts Co., Ltd, 12 months warranty.
Frequently Asked Questions
Is this a genuine OEM part or a replacement?
These are new replacement connecting rods manufactured to OEM specifications. They match original dimensions and material grades (forged alloy steel), but are not branded as the vehicle manufacturer’s original part.
Will this rod fit my engine?
The title and page list the engine model(s) this rod fits, with the OEM cross-reference number. Not sure? Send us your vehicle VIN or engine code and we will confirm compatibility before shipping.
What material and process are used?
Rods are forged from high-grade alloy steel (C70S6 / 42CrMo4 type grades depending on the model), then precision machined and batch-inspected for dimensional accuracy.
What is the MOQ and sample policy?
No strict MOQ on stock models — sample orders and trial lots are welcome. Contact us for quantity-based pricing.
How long is delivery?
In-stock items ship within one week; production orders typically take 2–4 weeks. Worldwide shipping by sea, air or express — FOB / CIF / DDP available.