美国采购需求：推土机部件

I hope this message finds you well. I'm reaching out to request a quotation for some parts related to a specific machinery model. I'm looking for a total of four roller assemblies, four v-belts, two belts, one hose, and two wheel spring tensions. Your assistance in providing the pricing and availability for these components would be greatly appreciated. Please ensure that the details include lead times and any bulk order discounts you may offer. I'd like to explore the best options available, so if you have any recommendations or alternative parts that meet our requirements, please include those as well. Looking forward to your prompt response.