以下是购车协议书的范本，你可以根据实际情况进行修改和补充。
购车协议书 甲方（卖方）：__________________ 乙方（买方）：__________________ 根据《中华人民共和国合同法》及相关法律法规的规定，甲乙双方在平等、自愿、公平、诚实信用的基础上，就乙方向甲方购买车辆事宜，经友好协商，达成如下协议：
一、车辆基本信息 1. 车辆品牌：_________________ 2. 车辆型号：_________________ 3. 车辆识别号（VIN）：____________ 4. 发动机号：_________________ 5. 车身颜色：_________________ 6. 车辆用途：_________________ 二、交易价格及支付方式 1. 车辆总价款为人民币（大写）：_________________元整。
2. 乙方应在签订本协议之日起______日内一次性支付全部价款或分次支付价款。具体支付方式为：_________________。
三、交车时间、地点及验收标准 1. 交车时间：自乙方支付全部价款之日起______个工作日内。
2. 交车地点：_________________。
3. 验收标准：按照《汽车保修条例》和国家有关规定进行验收。如车辆在交付时存在质量问题，乙方有权要求甲方承担违约责任。
四、车辆过户手续办理 1. 甲方应在本协议约定的交车时间届满前，协助乙方办理车辆过户手续。
2. 过户费用由乙方承担。
五、违约责任 1. 若甲方未按照约定的时间交付车辆，每逾期一日，应按车辆总价款的______%向乙方支付违约金。
2. 若乙方未按照约定支付价款，每逾期一日，应按应付价款的______%向甲方支付违约金。
3. 任何一方违反本协议的约定，给对方造成损失的，应承担赔偿责任。
六、争议解决 对本协议发生的争议，双方应首先协商解决；协商不成的，可以向合同签订地人民法院提起诉讼。
七、其他约定事项 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