diff --git a/y2017/constants.cc b/y2017/constants.cc
index 36cf348..0bd75c7 100644
--- a/y2017/constants.cc
+++ b/y2017/constants.cc
@@ -37,21 +37,18 @@
   switch (team) {
     case 1:  // for tests
       return new Values{
-          5.0,  // drivetrain max speed
           0.0,  // down error
       };
       break;
 
     case kCompTeamNumber:
       return new Values{
-          5.0,  // drivetrain max speed
           0.0,  // down error
       };
       break;
 
     case kPracticeTeamNumber:
       return new Values{
-          5.0,  // drivetrain max speed
           0.0,  // down error
       };
       break;
diff --git a/y2017/constants.h b/y2017/constants.h
index 4d31b3c..1017dcd 100644
--- a/y2017/constants.h
+++ b/y2017/constants.h
@@ -25,8 +25,6 @@
       (18.0 / 36.0) /*output reduction*/ * (44.0 / 30.0) /*encoder gears*/;
 
   // ///// Dynamic constants. /////
-  double drivetrain_max_speed;
-
   double down_error;
 };