John Deere J DOZERS 850J - Manual (Page 23)

SPEED
DRAWBAR PULL X 1000 lb. (N) (kg)
lb.
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
N
40
80
120
160
200
240
280
320
850J / LT / WT / WLT
850J LGP
km/h 0 2 4 6 8 10 12
0 1 2 3 4 5 6 7 8
32
28
24
20
16
12
8
4
CRAWLER SPEED
VS
GROUND PULL
Usable pull will depend
on traction and weight of tractor.
mph
kg
80
Rear Ripper 850J / 850J LT / 850J WT / 850J WLT / 850J LGP
Multi-shank (3) parallelogram ripper with hydraulic pitch adjustment and ESCO ripper tips
Weight . . . . . . . . . . . . . . . . . . . . . . . . . 4,480 lb . (2032 kg)
P Maximum Penetration . . . . . . . . . . . . . 28 .5 in . (724 mm)
Q Maximum Clearance Under Tip . . . . . . 24 in . (610 mm)
R Overall Length (lowered position) . . . . . 5 ft . 4 in . (1626 mm)
R | Overall Length (raised position) . . . . . . 5 ft . 0 in . (1524 mm)
S Overall Beam Width . . . . . . . . . . . . . . . 7 ft . 11 in . (2400 mm)
T Slope Angle (full raise) . . . . . . . . . . . . . 24 deg .
U Ripping Width . . . . . . . . . . . . . . . . . . . 7 ft . 1 in . (2146 mm)
V Distance Between Shanks . . . . . . . . . . 3 ft . 5 in . (1041 mm)
Machine Dimensions (continued) 850J 850J LT 850J WT 850J WLT 850J LGP
Blade Type . . . . . . . . . . . . . . . . . . . . . . . . Outside dozer PAT Outside dozer PAT PAT Outside dozer
M Width Over Track . . . . . . . . . . . . . . . . . 8 ft . 2 in . (2489 .2 mm) 8 ft . 10 in . (2692 .4 mm) 9 ft . 2 in . (2794 mm) 9 ft . 10 in . (2997 .2 mm) 10 ft . 10 in . 10 in . 2 in .
(3302 mm) (3098 .8 mm)
N Cast Reach . . . . . . . . . . . . . . . . . . . . . N/A 11 .2 in . (284 mm) N/A 10 .7 in . (271 mm) 9 .2 in . (234 mm) N/A
O Cutting Edge Angle . . . . . . . . . . . . . . . 51 .5–61 .0 deg . 55 .1–60 .2 deg . 51 .5–61 .0 deg . 55 .1–60 .2 deg . 55 .1–60 .2 deg . 51 .5–61 .0 deg .
T
Q
P
R |
R
V
U S
V
G
Extended Drawbar
I
Standard Drawbar
A
B
C E
O
F
D
H
M
N
L
K
J Width Over Track
Cut Reach
Cast Reach