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Transmission Parts Guide
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   L3N71B, L4N71B, N4A-EL
   RL3F01A, RN3F01A
   RE4F02A, RL4F02A
   RE4F03A, RL4F03A
   RE4F04A, RE4F04V, 4F20E, JF403E
   RE4R01A, RL4R01A, R4A-EL
  RE4R03A, JR403E
     Transmission Rebuild kits
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   RE5R05A
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   REOF10A, JF011E
   RE5F22A
   RE7R01A, JR710E, JR711
   RE0F08A, JF009E
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Transmission breakdown illustration


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Standard Shift, MANUAL Transmission Parts
Standard Shift, MANUAL Transmission Parts
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JR403E / RG4R01A
Transmission breakdown illustration

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RE4R03A
Transmission breakdown illustration


RE4R03A, JR403E
Automatic Transmission Parts


Click here for important info on our Transmission Rebuild Kits
Transmission Rebuild kits Image Price    
73006QDF Master kit, RE4RO3A INFINITI Q45 1990-UP
Also 300ZX 1989-UP & PATROL with turbo, Includes: overhaul kit, friction clutch plates & standard steel plates
  $ 329.75  
73006QCF Master kit, RE4RO3A, 1990-UP, 300ZX with Twin Turbo
Includes: overhaul kit, friction clutch plates & standard steel plates
  $ 312.59  
73006GF Master kit, RG4RO1A / JR403E 1988-UP
MAZDA Titan, NISSAN med. Size trucks., ISUZU diesel NPR trucks, MITSUBISHI truck & bus, Includes: overhaul kit, friction clutch plates & standard steel plates
  $ 388.7  
73004QDF Banner kit, RE4RO3A INFINITI Q45 1990-UP
Also 300ZX 1989-UP & PATROL with turbo, Includes: overhaul kit, friction clutch plates
  $ 239.61  
73004QCF Banner kit, RE4RO3A, 1990-UP, 300ZX with Twin Turbo
Includes: overhaul kit, friction clutch plates
  $ 225.5  
73004GF Banner kit, RG4RO1A / JR403E 1988-UP
MAZDA Titan, NISSAN med. Size trucks., ISUZU diesel NPR trucks, MITSUBISHI truck & bus, Includes: overhaul kit, friction clutch plates
  $ 263.21  
73002QF Overhaul kit, RE4RO3A
…Basic overhaul kit includes, paper gaskets, O rings, lip seals, metal clad seals and sealing rings. Common vender / brand TransTec
  $ 152.64  
73002GF Overhaul kit, RG4RO1A / JR403E, *18 bolt pan!!
Medium duty trucks, MAZDA TITAN 2 TON, NISSAN TRUCK, ISUZU DIESEL NPR, W4, MITSUBISHI 2 ton truck & bus …Basic overhaul kit includes, paper gaskets, O rings, lip seals, metal clad seals and sealing rings. Common vender / brand TransTec
  $ 181.74  
Bands Image Price    
B73020G Band NISSAN RE4R03A
2 1/4" wide, New band, BorgWarner …
$ 45.79  
N73020G Band RE4R03A / RG4R01A Overdrive
New band, value import … 2 1/4 inch wide 1989-UP
  $ 20.66  
Bushings Image Price    
73030G Bushing kit, RG4RO1A, RE4RO3A, JR403E

  $ 39.57  
93034 Bushing RL4F02A / RE4F02A Bell housing
RE4F01A / R03A / RG4R01A pump
  $ 6.57  
73054G Bushing RG4RO1A / RE4RO3A High clutch hub
JR403A
  $ 1.87  
73064G Bushing RG4RO1A / RE4RO3A / JR403A Case
original type order 2 / unit
  $ 1.83  
Clutch plates Image Price    
R73106G Friction, RG4RO1A / RE4RO3A / JR403E, High clutch, 1987-UP
Friction, High (.063") (64T)
  $ 5.37  
R73108G Friction, RE4R03A/JR4O3E FWD CLU .079" 50T 88-UP
Friction, Forward (.079") (50T)
  $ 5.38  
R73110G Friction, REVERSE INPUT RG4RO1A/RE4RO3A/JR4O3E
Friction, Reverse (.075") (64T)
  $ 2.13  
R73114G Friction, RG4O1A / RE4O1A / JR4O3E, Low & Reverse
Friction, Low/ Reverse (.063") (33T)
  $ 2.13  
R73116G Friction, Overrun, RE4R03A Infiniti, JR403E, (.079")
.079", 20 tooth
  $ 5.59  
R73116Q Friction, RE4R03A OVERRUN .063" 87-UP (NISSAN 300ZX TURBO)
Friction, Overrun (.063") (RE4R03A 300ZX Turbo)
  $ 2.11  
73126G Steel, RG4R01A / JR403E High clutch,
.118, 40 tooth …… Common brand - ALTO
  $ 6.4  
73126Q Steel, RE4R03A High clutch
.079, 40 tooth …… Common brand - ALTO
  $ 4.17  
73128G Steel, RE4R03A / RG4R01A / JR4O3E, Forward clutch
.079, 36 tooth …… Common brand - ALTO
  $ 5.38  
73134G Steel, RE4R03A / RG4R01A / JR403E, Low / Reverse
.079, 11 tooth …… Common brand - ALTO
  $ 4.17  
73136G Steel, RE4R03A / RG4R01A / JR403E, Overrun clutch
.079, 6 tooth, 5.360 ID …… Common brand - ALTO
  $ 4.17  
Filters Image Price    
A73010Q Filter, RE4R03A 300ZX turbo, INFINITY Q45 89-UP
Flat, does not have a neck. ... Common brand - Carfel / Offshore
$ 9.05  
A73010D Filter, R4A-EL MAZDA .900" Pick-Up Tube
MAZDA 929 1992-95 ... Common brand - Carfel / Offshore
$ 9.03  
Gaskets & O rings Image Price    
73300G ***Replaced by 73300GF***Pan Gasket: RE4R03A / RG4R01A / JR403E
replaced by 73300GF
$ 0  
73310A Gasket, RE4R01A / RE4R03, Pump METAL
With speed sensor cut out, Replaces paper gasket.
$ 8.34  
73305A Gasket, RL / RE4R01A, extension housing
RE4R03A
$ 2.59  
73310G Gasket, JR403E, Pump to case gasket

  $ 17.35  
73344 Seal, Center Support to Case , JR403E
RG4R01A, JR403E
$ 2.09  
73300GF Gasket, Bottom Pan, (Fiber) 88-UP RE4R03A/RG4R01A/JR403E

$ 5.59  
Sprags Image Price    
A73656G Sprag, RE4R03A / RG4R01A Front
30 Elements
$ 81.79  
A73658Q Sprag, RE4RO3A / JR403E LOW (30 element, .530 inch wide)
(cage is .806 Wide, OD Is 3.857, Cams are .530 wide)
$ 50.01  
Metal Clad Seals Image Price    
93070 Seal, Front, RL4F02A / RE4F02A
Converter housing seal, RE4R03A, RG4R01A
$ 6.79  
73074D Seal, rear 2 WD
Seal, Rear
$ 8.6  
73074G Seal, Extension Housing , JR403E 2.920" OD
RG4R01A, JR403E Nissan ISUZU,Trucks (2.920" OD) 1988-UP
  $ 8.81  
73074H Seal, Extension Housing JR403E ISUZU & GM TRUCKS (62mm OD)
RE4R03A (2.450" OD)
$ 8.55  
73074Q Seal, Extension Housing, RE4R01A/RE4R03A

$ 12.49  
73072 Seal, Manual Lever RE4R01
ALSO RE4R03,JR403
$ 2.7  
Solenoids Image Price    
73420A Solenoid assembly, RE4R01A / RE4RO3A 5/88-UP
2 shift, 1 EPC & 1 Coast clutch, Insulated Connectors, 1 Ground Wire
Also fits JR403E …. Common brands - NTP
$ 358.38  
D73425 Solenoid, Lock-Up RE4R01A / RE4RO3A / JR403A , TCC
Non PWM !
$ 48.54  
Thrust Washers & Bearings Image Price    
73201G Bearing kit, JR403E, Planet assy bearings***SEE PART # 73201GB***
Flat torrington / thrust bearings
  $ 0  
73201GB Bearing Kit, RG4R01A, JR403E, 88-UP

  $ 93.44  
D93211F Washer, RL4F02A / RE4F02A, Stator to Reverse drum, 1.9MM
(.075 inch)Plastic, Also fits RE4R01A, RL4R01A, R4A-EL
  $ 12.21  
93211B Washer, RL4F02A / RE4F02A, Pump 1.1MM
.043 inch, plastic, Also fits RE4R01A, RL4R01A, R4A-EL
  $ 2.9  
93211C Washer, RL4F02A / RE4F02A, Pump 1.3MM
.051 inch, plastic, Also fits RE4R01A, RL4R01A, R4A-EL
  $ 2.94  
D93211 Washer, RL4F02A / RE4F02A, Stator to Reverse drum, 0.7MM
(.028 inch)Plastic, Also fits RE4R01A, RL4R01A, R4A-EL
  $ 11.36  
D73247 Bearing w/ Race,, RL/RE4RO1A/3A Rear Sun Gear to Rear Planet
Bearing w/ Race, Rear Sun Gear to Rear Planet (RE4R03A)
  $ 20.79  
73254G Washer, FORWARD-O'RUN HUB RE4RO1A/RG4RO1A/JR403E
Washer, Rear Planet Ring Gear to Clutch Hub
  $ 2.57  
Transmission repair manuals Image Price    
73400G Transmission repair manual, RG4R01A, JR403E
ATSG automatic transmission repair manual
Isuzu JR403-E Electromatic found in Isuzu Trucks. Covers assembly, dis-assembly, diagnosis, and troubleshooting
$ 29.95  
Valve body kits Image Price    
T73165A TransGo Shift Kits RE4R01A, RL4R01A and RE4R03A Shift improvement kit
1988 up Nissan, Mazda. Corrects/prevents planet burnup, 3rd clutch failure, soft 1-2 shift, band burnup and low lube flow. To be installed during rebuild! Includes High-Temp Low Shrink sealing rings Not a performance type kit
Applications...RE4R03A, Nissan V8's, Infiniti, SUV's JR403, and Trucks
$ 76.52  
S73165B Shift correction package, JR403E Kit (Superior KJR403E )
RE4R03A, JR403E, this valve body kit deals with these problems: * 2-4 Band Burn up * Soft Shifts * 1-2 Accumulator Seal Blow Out * Inadequate Lube Oil (Planet Failure) * 4-3/3-4 Shuttle Problems
This Shift Correction Package feature three options, regular, heavy and extreme duty. The JR403E kit is a "must use" in every JR403E,RE4R03A and RG4R01A rebuild. The JR403E kit is made of top quality components, offers consistent results and comes with easy to use instructions.
$ 87.17  
T-BB100A Accumulator Buddy Kit / Bore B rushes

$ 78.77  
T-BB100 Tool, Bench buddy kit
Superior Bench Buddy (Superior BB100 )
Problem Solver
Impregnated with a special super fine abrasive, Bench Buddy brushes easily remove small burrs and polish the inside of a valve bore with virtually no enlargement of the bore diameter itself. Each Bench Buddy kit features 4 different sized brushes. * Improves the surface finish of a bore by up to 50% * Restore smooth valve operation in seconds * Services bores from 1/4 to 1
$ 64.32  

Pumps do not include seals, gaskets or o'ring

Pumps Image Price    
R73500G Pump, (Rebuilt) RG4R01A / JR403E,88-UP TRUCK MODELS
Core charge may be required on rebuilt pumps. We will contact you if core charge is required on this item.
$ 234.58  
R73500Q Pump, (Rebuilt) , RE4R03A, w/ Sensor 90-UP
FLATS ON ROTOR
Core charge may be required on rebuilt pumps. We will contact you if core charge is required on this item.
$ 199.86  
Servos & Accumulators Image Price    
A73902K Overdrive Servo Piston Kit JR403E 4TH SERVO 87-UP
Overdrive Servo Piston Kit (4th Servo) (Upgrade) Sonnax
$ 44.18  
S73903 Servo Pin Kit w/ O-Ring RE4RO1A
Sonnax, RE4
$ 44.94  
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-DA21 Torque converter, RE4R03A, RG4R01A, JR403E (Lock-Up)
Diameter -12.25”, Pilot - .785”, Mount - 4 Pads, Splines - 24
Notes - 13” Inertia Ring
88-Up Isuzu Truck, Nissan UD 3.9L, 94 Fusio (13 " Inertia Ring)
NOTICE: Some Converters may require an $80.00 core charge added to order. We will contact you if core charge is required on your converter.
$ 250  
TC-DA24 Torque converter, RE4R03A, RG4R01A, JR403E (Lock-Up)
Diameter -12.25”, Pilot - .785”, Mount - 4 Pads, Splines - 24
Notes - No Mount
1993-Up Fuso Turbo Diesel 2.4L . Codes: 4 Black Dots, 925, 737, B623
NOTICE: Some Converters may require an $80.00 core charge added to order. We will contact you if core charge is required on your converter.
$ 436.56  
TC-DA25 Torque converter, RE4R03A, RG4R01A, JR403E (Lock-Up)
Diameter -12.25”, Pilot - .785”, Mount - 6 Tapped Holes, Splines - 24
Notes - 14.5” Mounting Plate
1988-Up Diesel Truck 4 Cyl, 3.9L. Codes: Some A20
NOTICE: Some Converters may require an $80.00 core charge added to order. We will contact you if core charge is required on your converter.
$ 322.3  
TC-DA27 Torque converter, RE4R03A, RG4R01A, JR403E (Lock-Up)
Diameter -12.25”, Pilot - .785”, Mount - 4 Pads, Splines - 24
Notes - No Mount
1988-Up Iveco 3.9L, UD 1300 , No Inertia Ring
NOTICE: Some Converters may require an $80.00 core charge added to order. We will contact you if core charge is required on your converter.
$ 250  
TC-DA39 Torque converter, RE4R03A, RG4R01A, JR403E (Lock-Up)
Diameter -11.75”, Pilot - .785”, Mount - 4 Pads, Splines - 24
Notes - No Mount
1988-Up Iveco, Pathfinder 3.5L, Q45 4.5L
Codes: H1, H2, H5, H6
NOTICE: Some Converters may require an $80.00 core charge added to order. We will contact you if core charge is required on your converter.
$ 193.38  
TC-DA41 Torque converter, RE4R03A, RG4R01A, JR403E (Lock-Up)
Diameter -11.6”, Pilot - .785”, Mount - 4 Pads, Splines - 24
Notes - No Mount
1990-Up J30, 300 ZX w/ Twin Turbo
Codes: E1, E3
NOTICE: Some Converters may require an $80.00 core charge added to order. We will contact you if core charge is required on your converter.
$ 250  
TC-DA62 Torque converter, RE4R03A, RG4R01A, JR403E (Lock-Up)
Diameter -11.9”, Pilot - .785”, Mount - 4 Pads, Splines - 24
Notes - .810” Tall Pilot
1990-01 Q45 4.1L, 4.5L
Codes: J11, J14, J17
NOTICE: Some Converters may require an $80.00 core charge added to order. We will contact you if core charge is required on your converter.
$ 208.52  
Sonnax Image Price    
S73915-2 Strut, Servo Band , RE4RO1A/RE4RO3A/R4AX-EL/R4A-EL (SONNAX)
Sonnax
$ 12  
S73903 Servo Pin Kit w/ O-Ring RE4RO1A
Sonnax, RE4
$ 44.94  
A73902K Overdrive Servo Piston Kit JR403E 4TH SERVO 87-UP
Overdrive Servo Piston Kit (4th Servo) (Upgrade) Sonnax
$ 44.18  
Tools Image Price    
T-0015 Tool, LIP Seal installer
Universal Transmission - Lip Seal Installer. Helps to roll most lip seals in without damage.
$ 38.37  
T-1079 Tool, Double pointed scribe, 9 1/4 long
Heat treated high carbon steel picks. Removes O rings, gaskets, springs and great for removing snap rings.
Straight and 90 degree angle points.
$ 17.94  
T-0280-C Tool, Bushing cutting chisel ***NOW AVAILABLE!!***
Cuts using the Curl Cut method. Also known as a Tailpipe cutter.
***NOW IN-STOCK! CALL TODAY TO GET YOURS!***
$ 37.91  
Miscellaneous Items Image Price    
A44839 Transmission MAGNET, Square
Magnet fits in most pans
Traps fine metal shavings
Approx 1" L x 3/4" W
$ 2.23  
M463SA Ground strap, 14 inch long
Missing or bad ground straps can cause many problems.
A must check item on every rebuild.
$ 3.45  
M463SB Ground strap, 42 inch long
Missing or bad ground straps can cause many problems. A must check item on every rebuild
$ 7.15  
M465SC Trans Prep blue Transmission Assembly Lube

YOU NEED THIS ON EVERY REBUILD


Specifically designed for automatic or manual transmission assembly. Lubricates o-rings, gaskets, bearings, bushings, sealing rings, thrust washers & seals during assembly. It’s unique blue color prevents misdiagnosing leaks. Trans Prep will not melt at shop temperatures up to 135Ί & is formulated to dissolve quickly at operating temperatures, therefore not clogging filters. Trans Prep is compatible with all transmission fluids.
  • Designed to maintain tackiness in warmer environments
  • Holds parts in place and provides lubrication during start up
  • Compatible with all ATFs
  • Dissolves quickly at operating temperatures
  • BLUE formula eliminates misdiagnosing leaks
  • Smart Blend #5001 16oz.
    ***IF NEEDING A DIFFERENT COLOR LUBE, CONTACT US FOR ASSISTANCE!!***
  • $ 10.93  
    LA-2001K 18 oz. Cooler line cleaner with 5/16 and 3/8 adapter

    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!


    Life Automotive Products INVENTED, DESIGNED & PATENTED the first aerosol Transmission Cooler Flush product in 1993 utilizing an OEM approved, biodegradable cleaning agent. Trans Flush’s unique design and patented technology have made it the #1 selling cooler and line flusher worldwide. It safely flushes out harmful contaminants (metal shavings and sludge) from the transmission cooler and lines preventing the contaminants from entering a newly installed transmission. Accept No Imitations
  • Prevents Contamination (metal shavings & sludge etc.)
  • Prevents Costly Comebacks
  • Patented High Pressure Cleaner
  • #1 Choice of Professional Mechanics Worldwide
  • OEM & Large Rebuilder Approved Supplier
  • Proven and Used in Millions of Vehicles
    Contains:M465F18 & M465FB

    Click here for a TRANS FLUSH" Cooler line return chart.
  • $ 23.5  

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    Makco Transmission Parts - 4336 Helton Dr, Florence, AL 35630
    Phone 256-767-2840 - Fax 256-767-2841