Mack's Standard Transmission Inc.
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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
Return Policy
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Call for Standard ( Manual ) Transmission Parts and Pricing. Or Email: parts@mackstrans.com
ZF S5-42
Bearing (Rebuild) Kit:
  Application Year Notes Kit # w/Synchros
Ford        
  ZF Truck 5sp, S5-42
 87-on
 Alum Case, Rear Load.
 BK300ZF BK300ZFWS
      Kit with "Aftermarket" Bronze Synchro Rings
   BK300ZFCWS
Countershaft (Cluster):
REF # Part # Description
     

Input Shaft:
REF # Part # Description
16 ZF42-16 S542 Input Shaft, 27t 9 1/2"
16 ZF42-16A S542 Input Shaft, 34t 9 5/8"
16 ZF42-16B S542 Input Shaft, 27t 11 3/4"
16 1307202127 S542 Input Shaft, 27t 9 1/2" ***
16 1307202128 S542 Input Shaft, 34t 9 5/8" ***
16 1307202126 S542 Input Shaft, 27t 11 3/4" ***

Main Shaft:
REF # Part # Description
2 ZF42-2 S542/S547 Mainshaft, 18 3/4" 4x4
2 ZF42-2A S542/S547 Mainshaft, 16 3/8" 2wd
2 1307304353 S542/S547 Mainshaft, 20" 4x4 ***
2 1307304352 S542/S547 Mainshaft, 18 3/4" 4x4 ***
2 1317304066 S542/S547 Mainshaft, 16 3/8" 2wd ***

Hubs & Sleeves (sliders):
REF # Part # Description
43 1307204244 S542 3-4 Synchro Assembly
45 1307204239 S542 5-R Synchro Assembly ***
45 ZF42-40 S542 5-R Synchro Assembly
41 1307204243 S542 1-2 Synchro Assembly
43 ZF42-2.5 S542 3-4 Synchro Assembly
45 ZF42-40 S542 5-R Synchro Assembly
43 ZF42-116 S542 3-4 Slider
45 ZF42-136 S542 5-R Slider
43 1307304371 S542 3-4 Slider ***
41 1307304370 S542 1-2 Slider
43 ZF42-111 S542 3-4 Synchro Hub
43 1307304168 S542 3-4 Synchro Hub ***
45 1307304167 S542 5-R Synchro Hub ***
41 1307304166 S542 1-2 Synchro Hub
45 ZF42-131 S542 5-R Synchro Hub
45 1307304372 S542 5-R Slider ***
Synchros:
REF # Part # Description
14 ZF42-14 S542 3-4-5 Synchro Ring, Bronze
14a ZF42-14A S542 1-2 Synchro Ring, Bronze
  ZF42-14B S542 Reverse Synchro Ring, Bronze
14 ZF42-14 S542 3-4-5 Synchro Ring, Bronze
ZF42-SK S542 Synchronizer Kit Bronze
14 1307306230 S542 3-4-5 Synchro Ring, OE ***
14 1307304182 S542 3-4-5 Synchro Ring, OE ***
14a 1307304181 S542 1-2 Synchro Ring, OE ***
14a 1307304181 S542 1-2 Synchro Ring, OE ***
  1307304175 S542 Reverse Synchro Ring, OE ***
14 1307304182 S542 3-4-5 Synchro Ring, OE ***
1307SK S542 Synchronizer Kit OE ***

Shift Forks:
REF # Part # Description
  ZF42-23 S542 1-2 Shift Fork (will fit S542 & Sf-47)
  ZF47-23A S542/S547 3-4 Shift Fork
  ZF42-23B S542/S547 5-R Shift Fork
  13072989333 S542 1-2 Shift Fork ***
  1307206003 S542/S547 3-4 Shift Fork
  1307306019 S542/S547 5-R Shift Fork

Bearings:
REF # Part # Description
ZF42-NK S542/S547 Needle Bearing Kit
  F205995 S542 Shift Rail Needle Bearing
  F205996 S542 Shift Rail Needle Bearing
ZF42-NK S542/S547 Needle Bearing Kit

Bearing Retainers:
REF # Part # Description
6 1307302060 S542 Bearing Retainer (press in)
6 1317302010 S542/S547 Bearing Retainer (3-bolt)
Key / Spring / Ball Kit:
REF # Part # Description
  0732041946 S542 Detent Spring

Gears 1-R:
REF # Part # Description
9 ZF42-9 S542/S547 Countershaft 4th Gear, 45t
9 ZF42-9A S542 Countershaft 4th Gear, 41t
11 ZF42-11 S542 3rd Gear, 30t
11 ZF42-11A S532 3rd Gear, 40t
18 ZF42-18 S542 Mainshaft 5th Gear, 26t
18 ZF42-18A S542 Mainshaft 5th Gear, 30t
21 ZF42-21 S542 2nd Gear, 51t
21 ZF42-21A S542 2nd Gear, 37t
36 ZF42-36 S542 Mainshaft Reverse Gear, 44t
9 1307303014 S542/S547 Countershaft 4th Gear, 45t ***
9 1307303015 S542 Countershaft 4th Gear, 41t ***
11 1307204321 S542 3rd Gear, 30t ***
11 1307204322 S542 3rd Gear, 40t ***
12 1307204298 S542 1st Gear, 48t
18 1307204323 S542 Mainshaft 5th Gear, 26t ***
18 1307204324 S542 Mainshaft 5th Gear, 30t ***
19 1307303112 S542 Countershaft 5th Gear, 57t
19 1307303113 S542 Countershaft 5th Gear, 47t
21 1307204320 S542 2nd Gear, 51t ***
21 1307204319 S542 2nd Gear, 37t ***
36 1307304590 S542 Mainshaft Reverse Gear, 44t ***
Miscelaneous Parts :
REF # Part # Description
S542-55GS S542 Gasket/Seal Kit
  1307201080 S542 7.5L Gas Case
  1307201076 S542 7.3L Diesel Case
  1307301015 S542 Rear Housing, 2wd
  1307301041 S542 Rear Housing, 2wd
  1307301093 S542 Rear Housing, 4x4 8 7/8"
  1307301094 S542 Rear Housing, 4x4 10"
  1307306170 S542 Detent Pin
  0631329069 S542 Shift Fork Roll Pin
  0631320970 S542 Shift Fork Roll Pin
  0631329071 S542 Shift Fork Roll Pin
  0631329072 S542 Shift Fork Roll Pin
  1307306230 S542 Shifter Interlock
  E9TZ7173A S542 3rd Gear Bearing Sleeve
  E7TZ7119D S542 3rd Gear Thrust Race
77 F3TZ7045A S542 Mainshaft Nut, 2wd
  E8TZ2L616A S542 Brake Drum Nut
  1307204047 S542 Speedo Gear, White, 7t
  1307204048 S542 Speedo Gear, Black, 8t
E7TZ7029A S542 Input Shim Kit
E7TZ7B331A S542 Snap Ring Kit
1307218006 S542 Straight Shifter Stub
1307218007 S542 Bent Shifter Stub
0630361077 S542 Small Soft Plug
0630361099 S542 Large Soft Plug
S542-55GS S542 Gasket/Seal Kit
1307PPK S542 Synchro Key/Spring Kit
1307RBK S542 Rebuild Kit
1307SRK S542 Snap Ring Kit
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