速比范围：r基本型3.33～289.74，rx型1.3～8.65，r/r组合型可达到27001
扭矩范围：r基本型85～18000 nm，rx型20～1680 nm
功率范围：r基本型0.18～160 kw，rx型0.18～132 kw
结构形式：
r：轴伸式底脚安装 rf：法兰安装
r…f：底脚法兰安装 rm: 法兰安装带加长轴承箱
rx：单底脚安装 rxf：单法兰安装
r系列硬齿面齿轮减速机型号有rx减速机，rxf减速机，r减速机，rf减速机。
r系列减速机是款实现机电体化，传动效率高，耗能低的多应用于冶金、污水处理等的机器。 内部齿轮为斜齿，为三减速，是电机轴端小齿轮与大齿轮啮合；二减速是大齿轮与小齿轮（同轴）；三减速时小齿轮与大齿轮啮合。
基本型号：
r17、r27、r37、r47、r57、r67、r77、r87、r97、r107、r137、r147、r167
rf17、rf27、rf37、rf47、rf57、rf67、rf77、rf87、rf97、rf107、rf137、rf147、rf167
rx37、rx57、rx67、rx77、rx87、rx97、rx107、rx127、rx157
rxf37、rxf57、rxf67、rxf77、rxf87、rxf97、rxf107、rxf127、rxf157
rs27、rs37、rs47、rs57、rs67、rs77、rs87、rs97、rs107、rs137、rs147、rs167
r27r17、r37r17、r47r37、r57r37、r67r37、r77r37、r87r57、r97r57、r107r77、r137r77、r147r77、r147r87、r167r97、r167r107
rfs27、rfs37、rfs47、rfs57、rfs67、rfs77、rfs87、rfs97、rfs107、rfs137、rfs147、rfs167
rf27r17、rf37r17、rf47r37、rf57r37、rf67r37、rf77r37、rf87r57、rf97r57、rf107r77、rf137r77、rf147r77、rf147r87、rf167r97、rf167r107
rxs37、rxs57、rxs67、rxs77、rxs87、rxs97、rxs107、rxs127、rxs157
rxfs37、rxfs57、rxfs67、rxfs77、rxfs87、rxfs97、rxfs107、rxfs127、rxfs157
-/gbbchih/-