HD EXHAUST TRACTOR MUFFLERS
DEERE P/N
3969
APPLICATION
INLET LENGTH (A)
INLET I.D. (B)
3 ¼"
1 ¾"
M, MT, MC & MI (1947-1952) 40 (all 53-56), 320 & 330 (57-59) Application note: 2 bolt-flange mount; 1 7⁄8" OD (vertical & horizontal round body. Shell dia. 3 ¼")
SHELL OUTLET OUTLET O/A WEIGHT LENGTH LENGTH O.D. LENGTH (C) (D) (E) (F) LBS.
14 ½"
3 ¼"
2"
21"
5
B
BLACK
A
E
C
D
F
9371
Rain Cap Replaces OEM: AM364T, AM625T
3970
320, 330 & 420 (Gas) 2 ¼" – (to s/n 135025 & up) 430 & 440 (Gas), 435 (Diesel) – (to s/n 442886 & up) (1957-1959) 1010 (Gas) (all types with vertical exhaust) (vertical-round body. Shell dia. 4 ¼")
2"
12 ¼"
A
18146
Used with 3970 listed above Note: Adapter has 2 bolt flange mounting.
17 ½"
4
E
C
D
F
N/A
1 7⁄8"
N/A
N/A
2"
1
E
BLACK
B
7 ½"
TRACTOR MUFFLERS
Rain Cap Inlet Clamp Replaces OEM: AT10646T, AM3101T
2"
BLACK
B
9371 H200
3"
F
H200
Outlet Clamp Replaces OEM: AT10523
3996
770 Grader 8440, 8640, 4 W.D. Tractor (vertical-oval body. Shell dia. 8 ¼" x 11 ½") Note: “G” curved aspirator Tube 1 ½" O.D.
2 ½"
3 7⁄8"^
30"
5"
5 1⁄8"
37 ¾"
B
F
BLACK G A
C
D
E
Replaces OEM: AR86604, AR89594, AT75038
^ 83 Degree flare x 4.35" OD
195