以下是一份简化的购车协议书的模板，用于购买二手车。您可以根据实际情况进行修改和调整。
**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，就乙方向甲方购买二手车事宜，经友好协商，达成如下协议：
第一条 车辆基本信息 1.1 车辆品牌：_________________ 1.2 车辆型号：_________________ 1.3 车辆识别号（VIN）：____________ 1.4 发动机号：_________________ 1.5 车身颜色：_________________ 1.6 车辆使用性质：______________ 1.7 车辆初次登记日期：____________ 1.8 车辆行驶里程：______________ 第二条 交易价格及支付方式 2.1 乙方购买该车辆的价格为人民币（大写）：_________________元整（￥_________________元）。
2.2 乙方应在签订本协议之日起__________个工作日内将购车款一次性支付给甲方，或按照甲乙双方约定的其他方式支付。
第三条 交车时间、地点及验收 3.1 甲方应在收到乙方支付的购车款后__________个工作日内将车辆交付给乙方。交车地点为：_________________。
3.2 乙方应在交车当日对车辆进行验收。如车辆在验收时存在质量问题，乙方应在验收当日内向甲方提出，甲方应负责解决。如乙方未在验收当日内提出质量问题，视为车辆符合约定。
第四条 车辆过户手续 4.1 甲方应在交车后__________个工作日内协助乙方办理车辆过户手续。过户所产生的费用由乙方承担。
4.2 乙方应在办理完车辆过户手续后__________个工作日内将车辆行驶证、购置税证明、交强险保单等证件交付给甲方。
第五条 违约责任 5.1 如甲方未按照本协议约定的时间交付车辆，每逾期一日，甲方应向乙方支付违约金人民币（大写）：_________________元整（￥_________________元）。
5.2 如乙方未按照本协议约定的时间支付购车款，每逾期一日，乙方应向甲方支付违约金人民币（大写）：_________________元整（￥_________________元）。
5.3 如任何一方违反本协议的其他事项，违约方应赔偿对方因此造成的直接损失。
第六条 争议解决 如甲乙双方在履行本协议过程中发生争议，应首先友好协商解决。如协商无果，可以向有管辖权的人民法院提起诉讼。
第七条 其他约定事项 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