強化操控性後輪轉向 BMW G20 3 Series - 跑車
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By Olivia
at 2018-08-17T21:02
at 2018-08-17T21:02
Table of Contents
原文連結:https://www.7car.tw/articles/read/51277
原文內容:
BMW 近日正式公布全新一代 G20 3 Series 的相關訊息,實車預計在 2018
巴黎車展上正式亮相。全新一代 3 系列原型測試車在俗稱綠色地獄的
Nürburgring Nordschleife 做嚴苛的考驗,包括動力以及底盤等耐久性的測試。
與前一代車型相比,G20 3 Series Sedan 透過大量鋁合金等輕量化材質的應用,
具備更堅固的車體剛性同時擁有較現行款輕上 55 公斤的重量。而這一代車型也
進一步強化運動操控性,重心比上一代降低 10mm,車身前後配重保持 50:50 的
完美比例。而原廠工程師也強化懸吊系統的剛性表現,使得 3 系列的轉向靈活性
與精準度都更勝以往,操控的極限也更高。當然,作為一款高級運動型房車舒適性
表現也不能馬虎,這次官方也宣稱懸吊經過創新的減震系統調校之後,對於顛簸
以及轉彎時的側傾都能有效抑制,實現運動和舒適之間的平衡。
動力系統上,G20 3 Series 將搭載全新的渦輪增壓四缸汽油引擎,搭配 8 速
Steptronic 變速箱,搭配微粒過濾器使得排放表現符合 Euro 6d-TEMP 的標準,
耗油量也比上一代減少 5% 左右。
除此之外,BMW 也提供 M 款跑車化搭載在 G20 3 Series 身上,包括 18 吋鋁圈、
降低 10mm 車高的 M 款運動化懸吊,比標準車型提升 20% 的阻尼,讓車輛在激烈
操駕時更加穩固。為了進一步增強車輛的動態表現,這套 M Sport 運動化懸吊也
提供 Variable Sports Steering 後輪轉向系統選配,透過後軸上的電動輔助轉向
馬達提供後輪微幅度的轉向,搭配車身動態穩定系統 DSC、電子差速器等轉彎的
精準度更高。
心得/說明:
好期待G20的發表, 存錢存錢....希望價位不要差太多,大概明年才有辦法在路上看到.
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