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Makco Distributing Kit Component Guide

Deluxe Kits (Super) - Includes: overhaul kit, friction clutch plates, standard steel plates, filter, band, modulator (if required), bushing kit (or popular bushings) & sometimes popular washers.

Master Kits (w/ Steels) - Includes: overhaul kit, friction clutch plates & standard steel plates.

Banner Kits (w/o Steels) - Includes: overhaul kit & friction clutch plates.

Overhaul Kits (no Clutches) - Includes: paper gaskets, O rings, lip seals, metal clad seals and sealing rings.

Click here for
Allison AT540, AT543, AT545 series
Transmission breakdown illustration


AT540
Automatic Transmission Parts


Click here for important info on our Transmission Rebuild Kits
Transmission Rebuild kits Image Price    
111008A Deluxe kit, AT540 / AT545
Includes:
111006A - Master Kit(overhaul kit, friction clutch plates & standard steel plates)
101010 - Filter, MT600 SERIES (ALSO USED AS AT540 UPDATE)
111030 - Bushing kit, AT540 1970-UP
111530 - Pump Gears (.727" Thick) (70-Up)
NOT for AT543 European model!
  $ 442.31  
111006A Master kit, AT540 / AT545
Includes: overhaul kit, friction clutch plates & standard steel plates (previous #111006 + armstrong pan gasket)
NOT for AT543 European!
  $ 314.24  
111004A Banner kit, AT540 / AT545
Includes: overhaul kit, friction clutch plates (previous #111004 + armstrong pan gasket)
NOT for AT543 European!
  $ 255.29  
111002A Overhaul kit, AT540 / AT545, Armstrong pan gasket
…Basic overhaul kit includes, paper gaskets, O rings, lip seals, metal clad seals and sealing rings. Common vender / brand TransTec (previous #111002 + armstrong pan gasket)
  $ 80.6  
Bushings Image Price    
111030 Bushing kit, AT540 1970-UP
Bushing Kit (7 Bushings) AT540, Early 545 only
  $ 44.84  
34037 Bushing AT540 stator front & sun gear (ft & rear)
also 4L80E overrun drum rear small
HT740 Bushing, Output Shaft
  $ 2.38  
111044 Bushing AT540 center support 1.540" OD

$ 11.5  
111034B Bushing AT540 pump body (front)
(BRONZE)
  $ 2.85  
111030A Bushing Kit AT545 LATE KIT
Bushing Kit (7 Bushings) Late 545
  $ 50.32  
44034 Bushing GM Pump *Most popular large
350 series, 400, PG, 425, 325 300 (Not for 200 or 700 series)
  $ 3.34  
44034T Bushing, Pump Body (Teflon) 250/350/C /400/PG/AT540 (SONNAX)

$ 10.67  
111037 Bushing, Sun Gear AT545
Bushing, Sun Gear (Front & Rear) 1.190" OD (Serial # 3210775438 & Up)
new # 12052. Replaces 111037
$ 2.61  
111044A Bushing, Center Support , ALLISON AT545 2ND DESIGN 1.600" O.D.

$ 18.41  
111053 BUSHING, AT540 FRT PLAN (OEM)NOT FINISHED,NEEDS BORED

  $ 17  
111062 Bushing, Output Shaft , AT540 .775" OD
Bushing, Output Shaft .775" OD (Up to Serial # 3210775437)
  $ 9.73  
111062A Bushing, Output Shaft , AT545 .815" O.D.
Bushing, Output Shaft .815" OD (Serial # 3210775438 & Up)
  $ 13.72  
Filters Image Price    
101010 Filter, MT600 SERIES (ALSO USED AS AT540 UPDATE)
Large Hole Grommet
USE 111495B TO UPDATE AT545
$ 31.1  
111495B Tube, Oil Filter AT545 UPDATE (USE WITH 101010 FILTER)
(USE WITH 101010 FILTER)
  $ 535.64  
Gaskets & O rings Image Price    
34306 Gasket, 400 / 3L80, Governor cover, 1964-UP
Also fits ALLISON AT500 / MT / B600 series
$ 2.43  
111310 Gasket, AT540 Pump to case

  $ 10.1  
111300 Pan Gasket: AT540 / MT600 series
OE type Cork gasket
$ 3.57  
111306 Gasket, Governor Cover 540/640 SERIES
Armstrong® brand
  $ 3.67  
111319 Gasket, Power Take Off Cover,
Fits various Allison A540/640 / LT1000, AISIN AS68RC 07-UP
  $ 15.36  
111323 Gasket, Converter Pump Hub AT543
Gasket, Converter Pump Hub (AT543 w/ Bolt On Hub)
  $ 5.2  
111311 O-Ring , AT540 PUMP TO CASE

  $ 5.37  
12368A O-Ring, 904 SPEED-O ADAPTER 1960-65,
Various applications 325 filter, 400 FILTER PICK-UP TUBE, 300 filter
Allison AT540 Filter O ring (internal filier)
  $ 1.57  
44311 O-Ring, Pump, 350 & 400 series

$ 2.48  
Clutch plates Image Price    
111104 Friction, AT540 4th & Forward clutch
…… Common brand - Borg Warner
  $ 4.83  
111106 Friction, AT540, 2nd & 3rd, MT640 1st clutch
…… Common brand - Borg Warner
  $ 13.84  
111108 Friction, AT540, 1st Range clutch
…… Common brand - Borg Warner
  $ 14.25  
111126 Steel, AT540, 2nd / 3rd clutch
Order 6 or as needed
$ 10.45  
111128 Steel, AT540, 1st Range clutch, 1970-UP
…… Common brand - ALTO
  $ 9.36  
34126A Steel, 400 / 425 / 4L80E, Direct, .090
1964-up …… Common brand - ALTO
AT540 FWD & 4th range - order 5 - 10 as needed
  $ 3.62  
111129 Steel , AT540/545 FWD WAVED
Steel Plate, 1st Range, Order 7 or as needed.
$ 13.23  
Metal Clad Seals Image Price    
44070 Seal, Front, Most GM large pump seals
400, 425, 350 series, Allum PG, 300, 325
$ 2.72  
44072 Seal, Linkage, Most GM except PG
400, 425, 350 series, 300, 325, 180, 4L80E, 200, 2004R, 2ML70
$ 2.44  
121074 Seal, ALLISON 1000/2000/2400 REAR 01-UP (ALSO ALLISON 540)
(3.628" OD) Also fits Allison 640 series
$ 7.48  
Switches & Electrical Image Price    
111414 Switch, Reverse Signal AT540 / 640
Switch, Reverse Signal (Backup Light)
$ 45.65  
Modulators Image Price    
111160 Modulator: AT540 MT640 ALLISON
WHITE stripe, Small Can
$ 33.59  
D111160A Modulator, AT545, 640 Large Can *as available
Modulator w/ O-Ring Large Can
  $ 283.72  
D111160B Modulator (Electric Type), AT545, MT640

  $ 303.42  
Washers & Bearings Image Price    
111202 Washer, Drain Plug 540/640
Metal washer
  $ 1.67  
101203K Bearing / Race Kit 540 SERIES

  $ 193.47  
101211 Roller Bearing, Ground Sleeve FRT PUMP 540
Caged bearing
$ 6.07  
111211C Washer, Front Cover (.089"-.093") # 2 , AT540

  $ 4.92  
111211E Washer, Front Cover (.121"-.125") # 4 AT540

  $ 5.04  
111211F Washer, Front Cover (.138"-.142") # 5

  $ 5.3  
111211S Roller Bearing, Converter Stator, AT543

  $ 16.43  
111250A Washer, Center Planet, Bronze Pinion , AT540
Washers for 1 pin.
$ 2.51  
111250B Washer, Center Planet,Steel Pinion, AT540
Washers for 1 pin.
  $ 2.15  
111250C Washer, Center Planet, Rear Carrier 540
Up to Serial # 3210775436
  $ 4.54  
Hard Parts Image Price    
111680 Governor (Code # 460) Y AT540/545
Governor (Code # 460) 3600-3800 RPM Range (Sonnax) (6881466)
$ 97.99  
111680A Governor (Code # 461) AT545/643
Governor (Code # 461) Up to 2800 RPM Range (Sonnax) (6885570)
$ 97.99  
111680B Governor (Code # 462), AT545/643
Governor (Code # 462) 3000-3400 RPM Range (Sonnax) (6885571)
$ 97.99  
D111962 Piston, Center Support AT545, 2ND/3RD

  $ 54.56  
A34684B Gear, AT540 governor gear kit
Gear, roll pin & nails ….
Governor Gear Kit (Fits #460, #461 & #462 Governors) (6883938) (Sonnax)
HT740 (except Bronze)
$ 7.4  
111584-7K Planet, Repair Kit, Rear Planet ,540/640,

  $ 49.77  
111553A Housing, 4th Clutch AT540 LATE
Serial # 3210775437 & Up
$ 932.42  
111530 Pump Gears (.727" Thick) (70-Up)
Various applications
  $ 13.05  
A34510 Pump Body & Gears , 400 / AT540, 6 BOLT, W/ GEARS

  $ 97.99  
WE HAVE HELP FOR
TORQUE CONVERTER SHUDDER

Instant Shudder Fixx, 
A concentrated friction modifier formulated specifically for INSTANTLY eliminating torque converter lock-up shudder
Torque converters Image Price    
TC-A3HD Torque converter, 400, 3L80, 425, 475 & Allison AT540
Diameter - 13”, Pilot - 1.703”, Mount - 6 Pads, Splines - 30
Notes - Approx. Stall 1300- 1500, ALLISON (Gas & Diesel) Codes: 270, 275 (Can Use w/ TH400)
Codes: 270, 275 (Flanged Hub) Do Not Use for Codes 290 or 275LU
NOTICE: Converters do not qualify for free shipping! Some Converters may require an $80.00 core charge added to order. We will contact you if core charge is required on your converter.
$ 239.51  
TC-A6HD Torque converter, 400, 3L80, 425, 475 & Allison AT540
Diameter - 13”, Pilot - 1.703”, Mount - 6 Pads, Splines - 30
Notes - Approx. Stall 1200-1400, ALLISON (Diesel Only) Codes: 290 (Can Use w/ TH400)
Codes: 290 (Flanged Hub)(D)HD-545. Do NOT Use for Codes 270, 275 or 275LU!
NOTICE: Converters do not qualify for free shipping! Some Converters may require an $80.00 core charge added to order. We will contact you if core charge is required on your converter.
$ 315.39  
Miscellaneous Items Image Price    
M464GE Converter Bolt, GM, Metric thread
14.75 mm long / order 3 / as needed
Old # M465GEA
$ 2.27  
111790 Bolt, Output Flange 540/640

  $ 2.92  
111799 Lock Nut, 2nd / 3rd Clutch Spring Retainer (Push On) 540/640
Order 1-4 as needed
  $ 1.49  
A76741-5 Check Ball (5/16"), AOD/E/AXOD/E/E40D
VB 5/16" PLASTIC Various applications
$ 1.96  
A76741A-5 Check Ball (1/4"), Valve body Various applications
VB 1/4" Plastic Torlon Various applications
$ 1.92  
A44839 Transmission MAGNET, Square
Magnet fits in most pans
Traps fine metal shavings
Approx 1" L x 3/4" W
$ 1.95  
M463SA Ground strap, 14 inch long
Missing or bad ground straps can cause many problems.
A must check item on every rebuild.
$ 2.96  
M463SB Ground strap, 42 inch long
Missing or bad ground straps can cause many problems. A must check item on every rebuild
$ 5.38  
M465SC Assemblee Goo, Green Transmission Assembly Lube
YOU NEED THIS ON EVERY REBUILD
ASSEMBLEE GOO is formulated for use as an assembly aid and lubricant for virtually any assembly application (including engines!). It provides lubrication and helps facilitate the assembly process, by holding components such as needle bearings and hydraulic seals in place. Simply apply to O-rings, seals, bearings, gaskets, sealing rings, bushings, thrust washers and much more.

Provides your choice of tack strength, firmer (GREEN) great for summer months and lighter tack (BLUE) great for winter months
No water/soapy residue to contaminate new automatic transmission fluid
Dyed green or blue to prevent misdiagnosing leaks
Will not melt at shop temperatures
Not harmful with prolonged skin contact
Will not clog filters
Dissolves quickly at operating temperatures
Proprietary green formula contains rust inhibitor
Compatible with all transmission fluids

*VARIOUS BRAND*
$ 9.02  
LA-2001K KOOLER KLEEN™ Transmission Flush Solvent Based Formula

Always flush the cooling system


Contaminated fluid will stay in the cooling system, this will flush out the system and prevent re-contamination to the transmission!


>Winner of 9 Industry Awards!

LUBEGARD Kooler Kleen Trans Flush (Solvent based) uses a proprietary mix of detergents to safely clean transmission lines. This product works with out any water to remove grease, dirt, grime, and metal shavings that can clog up the lines. And it inhibits their return. Because of it's unique solvent formulation, it will not degrade new automatic transmission fluid. The safest, most complete Transmission Cooler Line Flush available! Solvent-Based formula chemically removes contaminants from transmission cooler lines safely and completely.

Flushes out grease, dirt, sludge and metal shavings
Inhibits the return of foreign deposits including rust
No water/soapy residue left to contaminate new automatic transmission flush
Prevents contamination of new or rebuilt units
Prevents costly comebacks
Formulated to not harm seals
Contains no CFC's or chlorinated solvents
OEM and large rebuilder approved
Ideal for those that do not have a dedicated flushing machine
Standard 5/16" fitting and universal tips available
Reduces warranty claims
Essential for installers and others that ship out transmissions
Click here

USED, ENDORSED, DESIGNATED AND APPROVED BY MULTIPLE OEM'S

$ 20.72  
Technical Manual Image Price    


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Transmission Parts US - 755 Grand Blvd, Ste. B105-261 Miramar Beach, FL 32550
Phone / Text 1-850-419-1234