PART NUMBER |
SERIES |
SPLINE COUNT |
SPLINE DIA. |
HUB DIA. |
THRU HOLE |
C/L TO END |
STYLE |
DIFF MODEL |
NOTES |
VEHICLE CLASS |
BRAND |
3-4-84-1 |
1350 |
1 |
1.496 |
2.250 |
2.000 |
3.500 |
BS |
|
U-BOLT 3-94-18X or STRAP 3-70-28X, keyway 0.375, tapered hole |
LD |
Spicer |
3-4-2111-1 |
1350 |
10 |
1.125 |
1.552 |
1.500 |
3.000 |
BS |
|
|
LD |
Spicer |
3-4-11711-1 |
1350 |
10 |
1.375 |
1.703 |
1.375 |
2.922 |
BS |
|
|
LD |
Spicer |
3-4-1261-1 |
1350 |
10 |
1.375 |
1.719 |
2.000 |
3.500 |
BS |
|
|
LD |
Spicer |
3-4-3291-1 |
1350 |
10 |
1.375 |
2.125 |
2.000 |
3.688 |
BS |
|
|
LD |
Spicer |
3-4-1111-1 |
1350 |
10 |
1.375 |
1.750 |
1.812 |
3.312 |
BS |
|
|
LD |
Spicer |
3-4-3951-1 |
1350 |
10 |
1.375 |
2.125 |
2.000 |
3.500 |
BS |
|
|
LD |
Spicer |
3-4-13881-1 |
1350 |
10 |
1.500 |
2.156 |
2.000 |
3.695 |
BS |
|
|
LD |
Spicer |
3-4-8511-1 |
1350 |
10 |
1.500 |
2.156 |
2.000 |
3.766 |
BS |
|
|
LD |
Spicer |
3-4-1501-1 |
1350 |
10 |
1.500 |
2.250 |
2.063 |
3.530 |
BS |
|
|
LD |
Spicer |
3-4-1441-1 |
1350 |
10 |
1.500 |
2.250 |
2.000 |
3.500 |
BS |
|
|
LD |
Spicer |
3-4-3801-1 |
1350 |
10 |
1.750 |
2.375 |
1.812 |
3.500 |
BS |
|
|
LD |
Spicer |
3-4-2351-1 |
1350 |
10 |
1.750 |
2.375 |
2.188 |
4.000 |
BS |
|
|
LD |
Spicer |
3504-10 |
1350 |
10 |
1.188 |
1.875 |
1.656 |
3.125 |
BS |
Chrysler 8.75 |
|
LD |
PTI |
3504-10B |
1350 |
10 |
1.188 |
1.875 |
1.500 |
3.375 |
UB |
Chrysler 8.75 |
Billet steel, includes u-bolts and spacer (if required) |
LD |
PTI |
3-4-1211-1 |
1350 |
10 |
1.375 |
2.000 |
2.000 |
3.500 |
BS |
|
|
LD |
Spicer |
3-4-178-1X |
1350 |
10 |
1.375 |
1.719 |
1.781 |
3.281 |
BS |
|
|
LD |
Spicer |
3504-101 |
1350 |
10 |
1.375 |
1.750 |
1.500 |
3.188 |
UB |
|
|
LD |
PTI |
3-4-2801 |
1350 |
10 |
1.170 |
1.375 |
1.406 |
2.406 |
UB |
|
|
LD |
Spicer |
3-4-3761-1 |
1350 |
10 |
1.250 |
1.750 |
2.000 |
3.500 |
BS |
|
|
LD |
Spicer |
3-4-2231-1 |
1350 |
10 |
1.500 |
2.253 |
2.185 |
3.905 |
BS |
|
|
LD |
Spicer |
N3-4-2171-1 |
1350 |
10 |
1.375 |
1.720 |
1.780 |
3.280 |
BS |
|
|
LD |
Neapco |
3-4-13161 |
1350 |
14 |
1.268 |
0.000 |
0.000 |
2.688 |
SR |
|
|
LD |
Spicer |
3-4-7401 |
1350 |
14 |
1.284 |
2.000 |
2.688 |
2.688 |
SR |
|
|
LD |
Spicer |
3-4-8501-1 |
1350 |
14 |
1.511 |
2.125 |
2.531 |
4.500 |
BS |
|
|
LD |
Spicer |
3-4-5391X |
1350 |
14 |
1.284 |
2.000 |
1.438 |
2.688 |
SR |
|
|
LD |
Spicer |
3-4-11421-1 |
1350 |
15 |
1.282 |
1.810 |
1.450 |
3.030 |
BS |
|
Active |
LD |
Spicer |
3-4-11441-1 |
1350 |
15 |
1.282 |
1.812 |
1.600 |
3.031 |
BS |
|
Active |
LD |
Spicer |
3-4-13601-1 |
1350 |
15 |
1.282 |
1.970 |
2.250 |
3.875 |
BS |
|
|
LD |
Spicer |
3-4-10591-1 |
1350 |
21 |
1.403 |
2.000 |
1.234 |
2.953 |
BS |
|
|
LD |
Spicer |
3-4-14461-1 |
1350 |
21 |
1.403 |
1.938 |
2.045 |
3.835 |
BS |
|
|
LD |
Spicer |
3-4-13011-1X |
1350 |
21 |
1.403 |
1.938 |
1.938 |
3.844 |
BS |
|
|
LD |
Spicer |
N3-4-JK04 |
1350 |
24 |
1.250 |
1.876 |
1.500 |
3.000 |
UB |
|
Used at differential end on 07+ Jeep JK. |
LD |
Neapco |
3504-243 |
1350 |
24 |
1.250 |
1.876 |
1.500 |
3.000 |
UB |
|
Used at differential end on 07+ Jeep JK. |
LD |
PTI |
N3-4-JK08 |
1350 |
24 |
1.250 |
1.850 |
1.500 |
3.100 |
UB |
Dana 30 |
Front has 1.850 seal surface |
LD |
Neapco |
3-4-13761-1 |
1350 |
26 |
1.146 |
1.550 |
1.500 |
3.000 |
BS |
|
|
LD |
Spicer |
3504-06 |
1350 |
26 |
1.146 |
1.552 |
1.500 |
3.000 |
BS |
Dana 44 |
3-70-28X STRAP |
LD |
PTI |
3504-260 |
1350 |
26 |
1.146 |
1.552 |
1.500 |
3.750 |
BS |
3153-302, 3153-252, 3153-254, 1.125 splines |
3-70-28X STRAP |
LD |
PTI |
3504-02 |
1350 |
28 |
1.229 |
1.844 |
1.375 |
3.031 |
BS |
AMC 20 |
|
LD |
PTI |
3504-08 |
1350 |
28 |
1.218 |
1.812 |
2.425 |
4.000 |
UB |
Ford 9 |
|
LD |
PTI |
3504-08B |
1350 |
28 |
1.218 |
1.812 |
2.155 |
4.100 |
UB |
Ford 9 |
Billet steel, includes u-bolts and spacer (if required) |
LD |
PTI |
3-4-11721-1 |
1350 |
29 |
0.970 |
1.500 |
1.500 |
3.547 |
BS |
|
|
LD |
Spicer |
3-4-14621-1 |
1350 |
29 |
1.276 |
1.810 |
1.495 |
2.995 |
BS |
|
|
LD |
Spicer |
3-4-12211-1 |
1350 |
29 |
1.276 |
1.875 |
1.500 |
3.000 |
BS |
|
Active |
LD |
Spicer |
3-4-12461-1 |
1350 |
29 |
1.498 |
1.969 |
2.837 |
4.984 |
BS |
|
|
LD |
Spicer |
3504-01 |
1350 |
29 |
1.276 |
1.875 |
1.500 |
3.000 |
BS |
Dana 60, 70 |
|
LD |
PTI |
3-4-14531-1 |
1350 |
29 |
1.276 |
1.875 |
1.500 |
3.000 |
BS |
|
Proprietary to Ford |
LD |
Spicer |
3-4-13031-2X |
1350 |
29 |
1.276 |
1.875 |
1.500 |
3.000 |
BS |
|
|
LD |
Spicer |
3504-60 |
1350 |
29 |
1.276 |
1.875 |
1.500 |
3.375 |
UB |
Dana 60 |
|
LD |
PTI |
3504-291 |
1350 |
29 |
1.276 |
1.710 |
1.500 |
3.188 |
BS |
|
Mates with stub 3153-291 and 3153-292
(use 16-74-101 nut) |
LD |
PTI |
3-4-5721-1 |
1350 |
29 |
1.276 |
1.875 |
1.500 |
3.000 |
BS |
|
|
LD |
Spicer |
3504-60B |
1350 |
29 |
1.276 |
1.875 |
1.500 |
3.375 |
UB |
Dana 60 |
Billet steel, includes u-bolts and pinion nut |
LD |
PTI |
3504-293 |
1350 |
29 |
1.276 |
1.875 |
1.500 |
3.000 |
UB |
Dana 44, 60, 70 |
takes 3-94-18X u-bolt kit, 1.900 clearance for nut, forged |
LD |
PTI |
3504-292 |
1350 |
29 |
1.263 |
1.875 |
1.500 |
3.000 |
UB |
Mopar 8.75, 9.25 |
takes 3-94-18X u-bolt kit, 1.650" clearance for nut, forged |
LD |
PTI |
3504-07 |
1350 |
30 |
1.328 |
1.739 |
1.200 |
3.375 |
UB |
GM 8.875 |
Takes the Dana U-Bolt kit: 3-94-18X |
LD |
PTI |
3504-04 |
1350 |
30 |
1.312 |
2.110 |
1.150 |
3.125 |
BS |
GM 9.5 |
Has speedy sleeve on hub. |
LD |
PTI |
3504-05 |
1350 |
30 |
1.590 |
2.200 |
1.642 |
3.913 |
BS |
GM 10.5 |
Requires strap kit 3570-20
Use Pinoin Seal 2286 to replace yokes with 2.372 hub diameter. |
LD |
PTI |
3504-07B |
1350 |
30 |
1.328 |
1.739 |
1.184 |
3.250 |
UB |
GM 8.875 |
Billet steel, includes u-bolts and spacer (if required) |
LD |
PTI |
3-4-8691-1X |
1350 |
30 |
1.312 |
1.940 |
1.156 |
3.125 |
BS |
|
|
LD |
Spicer |
3504-85 |
1350 |
30 |
1.312 |
1.940 |
1.150 |
3.400 |
BS |
GM 8.5 |
Similar to 3504-04 but without speedy sleeve on hub |
LD |
AAM |
3-4-8681-1 |
1350 |
30 |
1.312 |
1.940 |
1.150 |
3.125 |
BS |
GM 9.5 |
See 3504-85 |
LD |
Spicer |
N3-4-0880-1X |
1350 |
30 |
1.312 |
1.940 |
1.150 |
3.190 |
BS |
|
|
LD |
Neapco |
3504-302 |
1350 |
30 |
1.312 |
1.940 |
1.160 |
3.180 |
UB |
GM 8.5 |
takes 3-94-18X u-bolt kit, forged |
LD |
PTI |
3504-301 |
1350 |
30 |
1.312 |
1.812 |
1.300 |
3.145 |
UB |
Ford 8.8 |
takes 3-94-18X u-bolt kit, forged |
LD |
PTI |
3504-09 |
1350 |
31 |
1.343 |
1.812 |
1.640 |
3.500 |
BS |
Ford 10.25, 10.5 |
|
LD |
PTI |
3504-03 |
1350 |
31 |
1.343 |
1.812 |
1.262 |
3.143 |
BS |
Ford 10.25 |
|
LD |
PTI |
3504-31 |
1350 |
31 |
1.380 |
1.890 |
2.000 |
3.540 |
UB |
|
Counter Bore .21
Borg Warner TC 1356 |
LD |
PTI |
3-4-13731-1 |
1350 |
31/32 |
1.380 |
1.875 |
4.094 |
5.594 |
BS |
|
|
LD |
Spicer |
3503-324 |
1350 |
31/32 |
1.380 |
1.885 |
4.094 |
5.594 |
BS |
|
Replaces 3-4-13211-1 which was a bolt-on. This part has a welch plug that can be removed to make it a bolt on. Use with strap kit 3570-20. |
LD |
PTI |
3-4-6211-1 |
1350 |
32 |
1.401 |
2.125 |
2.000 |
3.500 |
BS |
|
NP203, NP205, NP208, NP241 |
LD |
Spicer |
3-4-7241-1 |
1350 |
32 |
1.401 |
2.125 |
2.719 |
4.750 |
BS |
|
|
LD |
Spicer |
3504-35A |
1350 |
35 |
1.515 |
2.125 |
2.100 |
4.000 |
UB |
Ford 9 |
Billet aluminum, includes u-bolts and pinion nut |
LD |
PTI |
3504-35B |
1350 |
35 |
1.515 |
2.125 |
2.100 |
4.000 |
UB |
Ford 9 |
Billet steel, includes u-bolts and pinion nut |
LD |
PTI |
3504-35 |
1350 |
35 |
1.515 |
2.125 |
2.100 |
4.000 |
UB |
Ford 9 |
takes 3-94-18X u-bolt kit, forged |
LD |
PTI |
3-4-9821-1 |
1350 |
46 |
1.194 |
2.000 |
2.203 |
3.938 |
BS |
|
|
LD |
Spicer |