Is 8C3121 compatible with Caterpillar 3412C, 3512, 3516B, C18?

Yes. 8C3121 is a direct replacement part designed for Caterpillar 3412C, 3512, 3516B, C18 machines. Please verify your machine serial number before ordering.

What is the price of Caterpillar 8C3121?

The current price of 8C3121 at WSTPARTS is 6.22 CNY per unit. Contact our sales team for wholesale or volume pricing.

Is 8C3121 an original OEM part or aftermarket?

WSTPARTS supplies genuine OEM Caterpillar parts as well as high-quality aftermarket alternatives. Check the product page or contact us to confirm availability of original parts.

What is the shipping time for 8C3121?

In-stock parts are dispatched within 24 hours. Delivery to most destinations takes 3-10 business days depending on the shipping method selected.

Does 8C3121 come with a warranty?

All parts sold by WSTPARTS are covered by our quality guarantee. Any defective part will be replaced or refunded according to our warranty policy.

Where is 8C3121 installed on a Caterpillar 3412C?

Refer to the official CAT parts manual diagram on this page (the "Technical Resources & Diagram" tab, page 551 of the CAT 3412C manual). It shows the exact mounting position and exploded structure of 8C3121. 8C3121 belongs to the ELECTRICAL AND STARTING SYSTEM system.

8C3121 BOLT CAT Caterpillar Part - WSTPARTS

卡特彼勒BOLT — 零件号 8C3121 / 8C3121

WSTPARTS 供应卡特彼勒（Caterpillar®）原厂纯正件及高品质OEM替代件 BOLT（零件号 8C3121，交叉参考 8C3121）。适用于 CAT 3412C, 3512, 3516B, C18 等机型。

适用机型

产品特点

✔ 100% 适配 CAT 3412C, 3512, 3516B, C18
✔ 符合卡特彼勒原厂品质标准
✔ 原厂件带防伪标识｜替代件性价比优选，享质保
✔ 可接受预订，欢迎询价

技术参数

零件号 (MPN)	8C3121
替代件号	8C3121
产品名称	BOLT
品牌	CAT
适用机型	3412C, 3512, 3516B, C18
重量	0.05 kg
产品状态	全新（原厂/OEM替代）
质保	12个月

常见问题

如何确认这是正确的零件？
请核对您设备上的零件号，或提供机器序列号（Serial Number），WSTPARTS技术团队免费协助核实。

原厂件和替代件有什么区别？
原厂件（Genuine CAT）带防伪标识；高质量替代件（OEM Equivalent）通过台架测试，性价比更高，均享质保。

📞 询价/咨询： 联系WSTPARTS | 电话：135-3086-8288 | Email：cat@wstparts.com