diff --git a/Controller/INRULs/DirtroadAdvanced/RUL14_RHW_Advanced.rul b/Controller/INRULs/DirtroadAdvanced/RUL14_RHW_Advanced.rul
index f40fafb30..43dda8c67 100644
--- a/Controller/INRULs/DirtroadAdvanced/RUL14_RHW_Advanced.rul
+++ b/Controller/INRULs/DirtroadAdvanced/RUL14_RHW_Advanced.rul
@@ -4844,8 +4844,96 @@
 3,5,0x57801480,1,1
 3,16,0x57801580,1,1
 
-;---Type D1---
-;NOTE: Will eventually be changed to be RHW-3 by default
+;---Type D1--- (new pattern)
+1,4,2,0,2
+2,1,4,0,4,2
+2,3,0,?,0,?
+2,7,0,2,0,2
+2,8,0,2,0,2
+3,0,0x57813200,0,0
+3,1,0x57813100,0,0
+3,3,0x57813000,0,0
+3,7,0x57813400,0,0
+3,8,0x57813300,0,0
+;
+1,2,4,2,0
+2,1,2,0,2,0
+2,2,2,0,2,0
+2,3,2,4,0,4
+2,5,?,0,?,0
+3,0,0x57813200,1,0
+3,1,0x57813400,1,0
+3,2,0x57813300,1,0
+3,3,0x57813100,1,0
+3,5,0x57813000,1,0
+;
+1,0,2,4,2
+2,3,0,2,0,2
+2,4,0,2,0,2
+2,5,4,2,4,0
+2,7,0,?,0,?
+3,0,0x57813200,2,0
+3,3,0x57813400,2,0
+3,4,0x57813300,2,0
+3,5,0x57813100,2,0
+3,7,0x57813000,2,0
+;
+1,2,0,2,4
+2,1,?,0,?,0
+2,5,2,0,2,0
+2,6,2,0,2,0
+2,7,0,4,2,4
+3,0,0x57813200,3,0
+3,1,0x57813000,3,0
+3,5,0x57813400,3,0
+3,6,0x57813300,3,0
+3,7,0x57813100,3,0
+;
+1,0,2,4,2
+2,3,0,?,0,?
+2,5,4,0,4,2
+2,6,0,2,0,2
+2,7,0,2,0,2
+3,0,0x57813280,0,1
+3,3,0x57813080,0,1
+3,5,0x57813180,0,1
+3,6,0x57813380,0,1
+3,7,0x57813480,0,1
+;
+1,2,4,2,0
+2,1,?,0,?,0
+2,3,0,4,2,4
+2,4,2,0,2,0
+2,5,2,0,2,0
+3,0,0x57813280,1,1
+3,1,0x57813080,1,1
+3,3,0x57813180,1,1
+3,4,0x57813380,1,1
+3,5,0x57813480,1,1
+;
+1,4,2,0,2
+2,1,4,2,4,0
+2,2,0,2,0,2
+2,3,0,2,0,2
+2,7,0,?,0,?
+3,0,0x57813280,2,1
+3,1,0x57813180,2,1
+3,2,0x57813380,2,1
+3,3,0x57813480,2,1
+3,7,0x57813080,2,1
+;
+1,2,0,2,4
+2,1,2,0,2,0
+2,5,?,0,?,0
+2,7,2,4,0,4
+2,8,2,0,2,0
+3,0,0x57813280,3,1
+3,1,0x57813480,3,1
+3,5,0x57813080,3,1
+3,7,0x57813180,3,1
+3,8,0x57813380,3,1
+
+;---Type D1--- (legacy support - original pattern)
 1,4,2,4,2
 2,1,4,0,4,2
 2,3,0,?,0,?
diff --git a/Controller/INRULs/DirtroadAdvanced/RUL14_RHW_Advanced_LHD.rul b/Controller/INRULs/DirtroadAdvanced/RUL14_RHW_Advanced_LHD.rul
index 369464fc0..d8b37b3fb 100644
--- a/Controller/INRULs/DirtroadAdvanced/RUL14_RHW_Advanced_LHD.rul
+++ b/Controller/INRULs/DirtroadAdvanced/RUL14_RHW_Advanced_LHD.rul
@@ -4844,8 +4844,96 @@
 3,5,0x57801400,1,1
 3,16,0x57801500,1,1
 
-;---Type D1---
-;NOTE: Will eventually be changed to be RHW-3 by default
+;---Type D1--- (new pattern)
+1,4,2,0,2
+2,1,4,0,4,2
+2,3,0,?,0,?
+2,7,0,2,0,2
+2,8,0,2,0,2
+3,0,0x57813280,0,0
+3,1,0x57813180,0,0
+3,3,0x57813080,0,0
+3,7,0x57813480,0,0
+3,8,0x57813380,0,0
+;
+1,2,4,2,0
+2,1,2,0,2,0
+2,2,2,0,2,0
+2,3,2,4,0,4
+2,5,?,0,?,0
+3,0,0x57813280,1,0
+3,1,0x57813480,1,0
+3,2,0x57813380,1,0
+3,3,0x57813180,1,0
+3,5,0x57813080,1,0
+;
+1,0,2,4,2
+2,3,0,2,0,2
+2,4,0,2,0,2
+2,5,4,2,4,0
+2,7,0,?,0,?
+3,0,0x57813280,2,0
+3,3,0x57813480,2,0
+3,4,0x57813380,2,0
+3,5,0x57813180,2,0
+3,7,0x57813080,2,0
+;
+1,2,0,2,4
+2,1,?,0,?,0
+2,5,2,0,2,0
+2,6,2,0,2,0
+2,7,0,4,2,4
+3,0,0x57813280,3,0
+3,1,0x57813080,3,0
+3,5,0x57813480,3,0
+3,6,0x57813380,3,0
+3,7,0x57813180,3,0
+;
+1,0,2,4,2
+2,3,0,?,0,?
+2,5,4,0,4,2
+2,6,0,2,0,2
+2,7,0,2,0,2
+3,0,0x57813200,0,1
+3,3,0x57813000,0,1
+3,5,0x57813100,0,1
+3,6,0x57813300,0,1
+3,7,0x57813400,0,1
+;
+1,2,4,2,0
+2,1,?,0,?,0
+2,3,0,4,2,4
+2,4,2,0,2,0
+2,5,2,0,2,0
+3,0,0x57813200,1,1
+3,1,0x57813000,1,1
+3,3,0x57813100,1,1
+3,4,0x57813300,1,1
+3,5,0x57813400,1,1
+;
+1,4,2,0,2
+2,1,4,2,4,0
+2,2,0,2,0,2
+2,3,0,2,0,2
+2,7,0,?,0,?
+3,0,0x57813200,2,1
+3,1,0x57813100,2,1
+3,2,0x57813300,2,1
+3,3,0x57813400,2,1
+3,7,0x57813000,2,1
+;
+1,2,0,2,4
+2,1,2,0,2,0
+2,5,?,0,?,0
+2,7,2,4,0,4
+2,8,2,0,2,0
+3,0,0x57813200,3,1
+3,1,0x57813400,3,1
+3,5,0x57813000,3,1
+3,7,0x57813100,3,1
+3,8,0x57813300,3,1
+
+;---Type D1--- (legacy support - original pattern)
 1,4,2,4,2
 2,1,4,0,4,2
 2,3,0,?,0,?
diff --git a/Controller/RUL0/5000_RHW/51F0_FlexRamps.txt b/Controller/RUL0/5000_RHW/51F0_FlexRamps.txt
index a7a6e42ff..04597ded5 100644
--- a/Controller/RUL0/5000_RHW/51F0_FlexRamps.txt
+++ b/Controller/RUL0/5000_RHW/51F0_FlexRamps.txt
@@ -272,7 +272,7 @@ CellLayout =.......
 CellLayout =..^....
 
 CheckType = a - dirtroad: 0x02040004, 0xffffffff optional
-CheckType = b - dirtroad: 0x02040204, 0xffffffff optional
+CheckType = b - dirtroad: 0x02000204, 0xffffffff optional
 CheckType = c - dirtroad: 0x02000200, 0xffffffff optional
 CheckType = d - dirtroad: 0x02000000, 0x0000ff00 optional
 CheckType = e - dirtroad: 0x00000200, 0xff000000 optional