diff --git a/src/openrct2-ui/windows/RideConstruction.cpp b/src/openrct2-ui/windows/RideConstruction.cpp
index 541cff32382f..ea33c3e88094 100644
--- a/src/openrct2-ui/windows/RideConstruction.cpp
+++ b/src/openrct2-ui/windows/RideConstruction.cpp
@@ -47,8 +47,8 @@
 #include <openrct2/world/Footpath.h>
 #include <openrct2/world/Park.h>
 
-constexpr int8_t kDefaultSpeedIncrement = 2;
-constexpr int8_t kDefaultMinimumSpeed = 2;
+constexpr int8_t kDefaultSpeedIncrement = 1;
+constexpr int8_t kDefaultMinimumSpeed = 1;
 
 using namespace OpenRCT2::TrackMetaData;
 namespace OpenRCT2::Ui::Windows
diff --git a/src/openrct2/park/ParkFile.cpp b/src/openrct2/park/ParkFile.cpp
index 4e610b5536f0..f63d334d1ce0 100644
--- a/src/openrct2/park/ParkFile.cpp
+++ b/src/openrct2/park/ParkFile.cpp
@@ -2123,14 +2123,14 @@ namespace OpenRCT2
             auto rtd = entity.GetRide()->GetRideTypeDescriptor();
             if (trackType == TrackElemType::Booster)
             {
-                entity.BoosterAcceleration = rtd.OperatingSettings.BoosterAcceleration;
+                entity.BoosterAcceleration = rtd.LegacyBoosterSettings.BoosterAcceleration;
                 brakeSpeed = rtd.GetAbsoluteBoosterSpeed(brakeSpeed);
             }
             else if (
                 (trackType == TrackElemType::PoweredLift)
-                || (trackType == TrackElemType::Flat && entity.GetRide()->type == RIDE_TYPE_REVERSE_FREEFALL_COASTER))
+                || (trackType == TrackElemType::Flat && rtd.HasFlag(RIDE_TYPE_FLAG_LSM_BEHAVIOUR_ON_FLAT)))
             {
-                entity.BoosterAcceleration = rtd.OperatingSettings.PoweredLiftAcceleration;
+                entity.BoosterAcceleration = rtd.BoosterSettings.PoweredLiftAcceleration;
                 entity.SetFlag(VehicleFlags::OnPoweredLift);
             }
             entity.brake_speed = brakeSpeed * kLegacyBrakeSpeedMultiplier;
@@ -2166,7 +2166,6 @@ namespace OpenRCT2
                 entity.SetFlag(VehicleFlags::Crashed);
             }
         }
-
         if (cs.GetMode() == OrcaStream::Mode::READING && os.GetHeader().TargetVersion < BlockBrakeImprovementsVersion)
         {
             entity.BlockBrakeSpeed = kRCT2DefaultBlockBrakeSpeed;
diff --git a/src/openrct2/rct1/S4Importer.cpp b/src/openrct2/rct1/S4Importer.cpp
index 18f61a642e43..d0eb75010838 100644
--- a/src/openrct2/rct1/S4Importer.cpp
+++ b/src/openrct2/rct1/S4Importer.cpp
@@ -2925,17 +2925,18 @@ namespace RCT1
         dst->BlockBrakeSpeed = kRCT2DefaultBlockBrakeSpeed;
         dst->Flags = src->UpdateFlags;
 
+        auto rtd = dst->GetRide()->GetRideTypeDescriptor();
         dst->SetFlag(VehicleFlags::LegacyBoosterSpeed);
         if ((dst->GetTrackType() == TrackElemType::PoweredLift)
-            || (dst->GetTrackType() == TrackElemType::Flat && ride->type == RIDE_TYPE_REVERSE_FREEFALL_COASTER))
+            || (dst->GetTrackType() == TrackElemType::Flat && rtd.HasFlag(RIDE_TYPE_FLAG_LSM_BEHAVIOUR_ON_FLAT)))
         {
-            dst->BoosterAcceleration = ride->GetRideTypeDescriptor().OperatingSettings.PoweredLiftAcceleration;
+            dst->BoosterAcceleration = ride->GetRideTypeDescriptor().BoosterSettings.PoweredLiftAcceleration;
             dst->SetFlag(VehicleFlags::OnPoweredLift);
         }
         else if (dst->GetTrackType() == TrackElemType::Booster)
         {
             dst->brake_speed = ride->GetRideTypeDescriptor().GetAbsoluteBoosterSpeed(dst->brake_speed);
-            dst->BoosterAcceleration = ride->GetRideTypeDescriptor().OperatingSettings.BoosterAcceleration;
+            dst->BoosterAcceleration = ride->GetRideTypeDescriptor().LegacyBoosterSettings.BoosterAcceleration;
         }
         dst->track_progress = src->TrackProgress;
         dst->vertical_drop_countdown = src->VerticalDropCountdown;
diff --git a/src/openrct2/rct2/S6Importer.cpp b/src/openrct2/rct2/S6Importer.cpp
index 8e42f2ddc049..26e384b22aef 100644
--- a/src/openrct2/rct2/S6Importer.cpp
+++ b/src/openrct2/rct2/S6Importer.cpp
@@ -2595,17 +2595,18 @@ namespace RCT2
 
         dst->brake_speed = src->BrakeSpeed * kLegacyBrakeSpeedMultiplier;
 
+        auto rtd = GetRideTypeDescriptor(ride.Type);
         dst->SetFlag(VehicleFlags::LegacyBoosterSpeed);
         if ((dst->GetTrackType() == TrackElemType::PoweredLift)
-            || (dst->GetTrackType() == TrackElemType::Flat && ride.Type == RIDE_TYPE_REVERSE_FREEFALL_COASTER))
+            || (dst->GetTrackType() == TrackElemType::Flat && rtd.HasFlag(RIDE_TYPE_FLAG_LSM_BEHAVIOUR_ON_FLAT)))
         {
-            dst->BoosterAcceleration = GetRideTypeDescriptor(ride.Type).OperatingSettings.PoweredLiftAcceleration;
+            dst->BoosterAcceleration = GetRideTypeDescriptor(ride.Type).BoosterSettings.PoweredLiftAcceleration;
             dst->SetFlag(VehicleFlags::OnPoweredLift);
         }
         else if (dst->GetTrackType() == TrackElemType::Booster)
         {
             dst->brake_speed = GetRideTypeDescriptor(ride.Type).GetAbsoluteBoosterSpeed(dst->brake_speed);
-            dst->BoosterAcceleration = GetRideTypeDescriptor(ride.Type).OperatingSettings.BoosterAcceleration;
+            dst->BoosterAcceleration = GetRideTypeDescriptor(ride.Type).LegacyBoosterSettings.BoosterAcceleration;
         }
 
         dst->lost_time_out = src->LostTimeOut;