Mack's Standard Transmission Inc.
Transmission ID:
Aisin
Borg Warner
Eaton
Ford
Getrag
Isuzu
Mazda
Muncie
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New Venture
Nissan
Peugeot
Richmond
Saginaw
Toyota
Tremec
ZF


Bearing Rebuild Kits:
Transmissions
Transfer Cases
Front & Rear Axles


Parts:
Bearings
Seals
Synchronizers
Main Shafts
Input Shafts
Counter Shafts
Gears
Bearing Retainers
Shift Forks
Clutch Kits
Pressure Plates
Ring & Pinion Sets
Carriers

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Call for Standard ( Manual ) Transmission Parts and Pricing. Or Email: parts@mackstrans.com
ZF S6-650
Bearing (Rebuild) Kit:
  Application Year Notes Kit # w/Synchros
Ford        
  ZF Truck 6sp, S6-50
98-on
Alum Case, Rear Load.
BK486 BK486WS
GM        
  ZF Truck 6sp, S650 / ML6 Behind Duramax Diesel
01-on
Alum Case, Rear Load.
BK486A BK486AWS

Countershaft (Cluster):
REF # Part # Description
8 1319203024 S6-650 Cluster Gear 39-35-25-19-12
8 ZFS6-8 S6-650 Cluster Gear 39-35-25-19-12
9 1319303049 S6-650 Countershaft Drive Gear 39t
9 ZFS6-9 S6-650 Countershaft Drive Gear 39t


Input Shaft:
REF # Part # Description
16 ZFS6-16 S6-650 Input Shaft 23t 10 3/8"


Main Shaft:
REF # Part # Description
2 1319304069 S6-650 Mainshaft 2wd
2 1319304070 S6-650 Mainshaft 4x4


Hubs & Sleeves (sliders):
REF # Part # Description
28 1319304092 S6-650 1-2 Slider

Synchros:
REF # Part # Description
2.5 1319204025 S6-650 3-4 Synchro Assembly
2.5 ZFS6-2.5 S6-650 3-4 Synchro Assembly
14 1317304150 S6-650 3-4-5 Synchro Ring
14 ZF47-14C S6-650 3-4-5 Synchro Ring
24 1317304149 S6-650 Creeper-Rev Synchro Ring
24 ZF47-14D S6-650 Creeper-Rev Synchro Ring
25 1319304032 S6-650 1-2 Synchro Ring (Inner)
26 1319304075 S6-650 1 -2 Synchro Ring (Intermediate)
27 1319304053 S6-650 1-2 Synchro Ring (Outer)
40 1319204024 S6-650 Creeper-Rev Synchro Assembly


Shift Forks:
REF # Part # Description
23 1319306045 S6-650 Low-Rev Shift Fork
23A 1319306047 S6-650 5th Shift Fork
23B ZF42-23B 86-650 1-2,3-4 Shift Fork


Bearings:
REF # Part # Description
     


Bearing Retainers:
REF # Part # Description
6 1319302009 S6-650 Bearing Retainer

Key / Spring / Ball Kit:
REF # Part # Description
     


Gears 1-R:
REF # Part # Description
11 ZFS6-11 S6-650 3rd Gear 27t
12 1319304077 S6-650 1st Gear 37t
18 ZFS6-18 S6-650 5th Gear 54t
18 1319303052 S6-650 5th Gear 54t
20 F81Z7N318AA S6-650 2nd, 3rd Gear Inner Bearing Race
21 1319204013 S6-650 2nd Gear 311
36 1319204026 S6-650 Reverse Gear 37t
36 ZFS6-36 S6-650 Reverse Gear 37t

Miscelaneous Parts :
REF # Part # Description
1 1319201001 S6-650 Case
4 1319301021 S6-650 Rear Housing 2wd
4 1319301022 S6-650 Rear Housing 4x4
5 1319301047 S6-650 Intermediate Plate
22 F81Z7056AA S6-650 2nd/3rd Thrust Washer