A500 , 42RE , 40RH , 42RH

External leaks and lost line pressure both trace back to gaskets and seals that hardened with age and heat.A500 extension housing 1989 (also s under overdrive piston retainer) gasket. Each...

For A904 automatic transmissions. Fluid on the case is the visible half of the problem; the other half is the pressure that never reached the clutch.A500 bottom pan cork pan...

When a worn or glazed servo band is causing slip, flare, or loss of a gear range in an A500 or A904 unit, this replacement band addresses the source of...

Correcting governor pressure faults on A500 and A518 transmissions requires both the solenoid and the sensor together, and this kit puts both in one box alongside the gasket and Automatic...

When the pump bushing in an A500 or A904 unit is worn, the pump loses the tight fit it needs to move fluid consistently, and no amount of other rebuild...

For A904 automatic transmissions. Old sealing material gets brittle in storage as well as in service, which is why age matters as much as mileage.A500 throttle lever shaft seal. The...

For A904 automatic transmissions. A component sourced by appearance instead of by unit code is a repair waiting to come back.A500 (.748 lug-type) 92 pump gears. This restores the component...

The parts that wear in an automatic transmission wear together, so replacing them together is what makes the repair last.A500 kit valve body gasket. This kit replaces the wear items...

A500 Overhaul Kit for A500, 42RE, 40RH and 42RH automatic transmissions, 1988 and later. Includes gasket and seal set for a complete overhaul. 1 pieces in 1 components. Overhaul Kit...

For A904 automatic transmissions. The pan gasket is what everyone sees, but the internal seals are what decide whether the unit holds pressure.A500 bottom pan duraprene pan gasket. The gaskets...

Dirty fluid takes out solenoids first because the internal tolerances are the tightest in the unit.A500 A518 A618 48RE 5-Prong Push-in 2-Bolt Neutral Switch. This component restores the commanded response...

For A904 automatic transmissions. Old sealing material gets brittle in storage as well as in service, which is why age matters as much as mileage.A500 front pump (14 hole) (retro...

A worn direct drum rear bushing in an A500, A904, A998, or A999 automatic transmission allows the drum to move off axis, and that small amount of unwanted movement is...

Restoring hydraulic pressure in an A500, 42RE, 40RH or 42RH starts with the sealing rings: when those rings wear, fluid bypasses them and pressure drops across circuits that depend on...

For A904 automatic transmissions. Automatic transmission components are unit specific, and the differences are rarely visible side by side.A500 forward return spring (5.030 od) 89 (can use 12974a) spring. This...

For A904 automatic transmissions. A seal that has hardened on the lip leaks under pressure and looks serviceable on the bench.A500 rear without boot aftermarket metal clad seal. The lip...

A500 Banner Rebuild Kit for A500, 42RE, 40RH and 42RH automatic transmissions, 1988 and later. Includes high energy frictions and gasket and seal set for a complete overhaul. 22 pieces...

When the job calls for a complete friction plate replacement on an A500 automatic transmission, this kit puts all four clutch pack frictions in one order without bundling hardware you...

For A904 automatic transmissions. Fluid on the case is the visible half of the problem; the other half is the pressure that never reached the clutch.A500 front pump o-ring. The...

For A904 automatic transmissions. Worn bushings let shafts run off center, and the side load that follows wears seals and drums much faster than normal.A500 bushing direct drum (rear) e92....

For A904 automatic transmissions. Using the wrong component in an automatic transmission rebuild costs the job twice: once for the part and again for the teardown.A500 (2-flats on inner gear...

When the front pump on an A500, 42RE, 40RH, or 42RH automatic transmission starts leaking, the fix requires more than swapping a single seal: the gasket, the o-ring, the metal-clad...

When the B-1-2 bushings and washers in an A500 family automatic transmission wear out, shift feel suffers and the damage spreads to surrounding components if left unaddressed. This set targets...

When the overdrive brake friction plate wears out on an A500, 518, or 618 automatic transmission, the result is a unit that slips into overdrive, delays engagement, or refuses to...

A component sourced by appearance instead of by unit code is a repair waiting to come back.A500 planet overdrive bearing. This part matches the stock in fit and finish.The unit...

For A904 automatic transmissions. Replacing a shaft seal costs minutes on the bench and hours once the unit is in the vehicle.A500 manual shaft (1 4thick) aftermarket metal clad seal....

For A904 automatic transmissions. Replacing a shaft seal costs minutes on the bench and hours once the unit is in the vehicle.A500 front (without flange) aftermarket metal clad seal. This...

A500 Master Rebuild Kit for A904 and A500 automatic transmissions, 1988 and later. Includes high energy frictions, steels and gasket and seal set for a complete overhaul. 41 pieces in...

A cracked or hardened piston seal bleeds off apply pressure and the clutch it feeds slips under load.A500 support od piston retainer universal (w or without gov feed hole type)....

Shift timing lives in the valve body, and worn bores put that timing out of range.A500 (gas diesel) improved 98 shift kit. This returns the hydraulic side of the unit...

A slipping pack burns fluid and fouls the whole unit, so the frictions are rarely the only casualty once the symptom appears.A500 42RE 40RH 42RH Friction Module. This pack restores...

When the front gear hub bushing wears in an A500 or A904 automatic transmission, the fit at the bore opens up, and that small change in fit ripples through fluid...

For A904 automatic transmissions. Seals do not usually tear; they take a set, and a set seal leaks at exactly the pressure the circuit needs most.A500 speed-o housing (red) o-ring....

The outer shell of a seal rusts in its bore and walks out under pressure long before the lip fails.A500 adapter housing 4x4 (2.568 od) metal clad seal. Shell and...

Debris in the valve body holds a valve open just long enough to burn the pack it feeds.A500 junior shift kit. The unit is built to the calibration the controller...

Pressure that reads correct at the test port can still be lost inside the body.A500 (gas diesel) (Improved) 03. shift kit. The assembly restores the circuits that route pressure to...

The cost of a wrong part is never the part; it is the second teardown.A500 accumulator (.126 od wire) spring. It is cataloged against the unit code rather than the...

For A998 automatic transmissions. A component sourced by appearance instead of by unit code is a repair waiting to come back.A500 shell (6.25 od lugs to dir drum). It meets...

Getting the right washer for an A500, A904, A998 or A999 overhaul is a small detail that directly affects how the rebuilt unit holds end play and survives long-term use....

A plugged pickup aerates the fluid, and aerated fluid cannot hold pressure anywhere in the circuit.A500 Automatic Transmission Filter Large Dacron 97 A904 A500. The pickup and seal are sized...

Worn bushings let shafts run off center, and the side load that follows wears seals and drums much faster than normal.A500 Bushing Direct Drum (Front) L1992-Up A904 A500. These bushings...

A worn or cracked reverse band in an A500, 42RE, 40RH, or 42RH automatic transmission is one of the more direct causes of reverse slip, and swapping it out with...

This clutch pack module is a direct-fit friction component for the A500, 42RE, 40RH, and 42RH automatic transmission, covering units built from 1988 through 2016. It is a single piece,...

A500 42RE 40RH 42RH Rebuild Kit for A500, 42RE, 40RH and 42RH automatic transmissions, 1988 and later. Includes high energy frictions, band, gasket and seal set, bushings and Automatic Transmission...