![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486942.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486942.jpg)
之前就覺得小黑的 Duke390 前齒有點聲音,已尖很久
一組原廠前齒用了 5萬km...
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486944.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486944.jpg)
拆前齒蓋
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486945.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486945.jpg)
特殊的螺絲,用 6 號內六角板手拆開
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486948.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486948.jpg)
之前淘寶買了三組前齒
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486951.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486951.jpg)
開拆
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486953.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486953.jpg)
14T 15T 16T
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486960.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486960.jpg)
14T
45 / 14 = 3.21 (扭力取向)
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486963.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486963.jpg)
15T
45 / 15 = 3 (原廠齒比)
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486965.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486965.jpg)
AFAM 16T
45 / 16 2.8125
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486967.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486967.jpg)
淘寶賣的 14T、15T 有附止檔片,16T 沒有
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486970.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486970.jpg)
16T
73305-16
AFAM
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486972.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486972.jpg)
另一面
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487338.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487338.jpg)
取下前齒篕
三顆 M6 螺絲,一支較特殊的 M6 6號內六角
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487337.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487337.jpg)
前齒露出
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486995.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486995.jpg)
入一檔
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486997.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486997.jpg)
一邊入檔,一邊往前轉後輪,讓一檔掛進去
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487336.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487336.jpg)
逆時針拆下前齒螺絲
入檔才不會轉螺絲時後輪一直轉
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486975.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486975.jpg)
小黑說他想試試 16T 每天騎中投上下班的人希望轉速不要催那麼高
羽山自己是比較喜歡較輕的 14T,對引擎負擔較低
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486978.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486978.jpg)
止檔墊片逆時針轉一些
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486984.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486984.jpg)
就可以拿下來了
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486986.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486986.jpg)
剛好鏈條鬆鬆的,前齒 15T 移出就可以把 16T 裝上
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487353.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487353.jpg)
墊片可以重複使用,拿銅刷刷一刷
墊片對好,旋轉把二個螺絲孔對上,如果對不到,就是墊片裝反了
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486992.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486992.jpg)
螺絲佔些墊片膠
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486999.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715486999.jpg)
鎖緊,10 Nm
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487001.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487001.jpg)
好了, 16T 滿一敗,幾乎沒啥空間了,小一字也不能刮砂
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487003.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487003.jpg)
蓋回外蓋
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487007.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487007.jpg)
特殊螺絲,這顆點一滴螺絲膠
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487009.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487009.jpg)
鎖回
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487012.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487012.jpg)
三顆 8mm 套筒的 M6 螺絲鎖回,8 Nm
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487013.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487013.jpg)
這顆也帶一下,8 Nm
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487016.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487016.jpg)
鏈條鬆緊度還 OK
裝好了,前 16T
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487018.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487018.jpg)
好奇騎起來如何
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487023.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487023.jpg)
拆下的前齒,對照新品
用了 5W 的前齒整個變尖
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487028.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715487028.jpg)
鏈條保持鬆鬆,相當耐用,一組齒盤可以用相當久
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715569710_1.png&noshow=1](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715569710_1.png&noshow=1)
小黑的心得:
使用 16T 前齒
車子變涼了,應該是今天比較涼一點,市區整個七格,驚豔
拖動感覺變重一點,但影響不大,同速度,轉速可降 3~5K
如果再選一次,仍要選擇 16
![//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715611281_1_ai.jpg](//3wa.tw/photo/small.php?w_size=1280&compassion=95&file_name=users/shadow/1715611281_1_ai.jpg)
隔天小黑下班,從中興新村出發,騎了26km回到家
發現水溫居然可以比平常還低一格,相當驚豔,平常中投騎 11、12格的速度
同樣的速度降到約 5000rpm 巡航,引擎似乎比較涼爽
原本會升溫到七格,或是中投進市區後升到8格,現在到家後仍在六格