This page lists 76 automatic transmission parts for the 1976 Bentley Corniche, across 22 part types, covering the 6.8L V8 engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 1976 Bentley Corniche, the automatic transmission covers the automatic gearbox and its supporting cast — filters, coolers, solenoids, mounts and torque-converter parts. 23 parts of the 76 listed are Extension Housing Seal (9 parts), Filter (8 parts) and Bushing (6 parts). The other 19 part types cover the remaining 53 parts.
Every part on this page is matched to the 6.8L V8 — the only engine offered in the 1976 Bentley Corniche.
The most listed brands for 1976 Bentley Corniche automatic transmission parts are ATP (25 parts), PIONEER (24 parts) and DURA-BOND (6 parts), plus 8 more brands. Quality grades include Standard Replacement and Economy.
10 parts on this 1976 Bentley Corniche page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including PIONEER 755043 (Bushing) and ATP HO8 (Extension Housing Seal). Click any part number to see every vehicle that part fits.
Band
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ATP | JX58 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| ATP | JX60 | 🇺🇸 US 🇨🇦 CA | Reverse | View on Amazon |
| PIONEER | 767043 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| PIONEER | 767017 | 🇺🇸 US 🇨🇦 CA | Reverse | View on Amazon |
This table covers the apply bands inside the automatic transmission.
4 Band parts are listed for the 1976 Bentley Corniche, from ATP and PIONEER.
This group includes ATP JX58, ATP JX60 and PIONEER 767043 and the remaining parts above.
Bushing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PIONEER Popular | 755043 | 🇺🇸 US 🇨🇦 CA | converter HousingFront Pump | View on Amazon |
| PIONEER Popular | 755070 | 🇺🇸 US 🇨🇦 CA | RearCase | View on Amazon |
| ATP | JB53 | 🇺🇸 US 🇨🇦 CA | Output Flange or Output Shaft - Wide | View on Amazon |
| ATP | CB4 | 🇺🇸 US 🇨🇦 CA | converter Housing - Front Pump - Babbit | View on Amazon |
| ATP | JB50 | 🇺🇸 US 🇨🇦 CA | Position: Case - Rear | View on Amazon |
| PIONEER | 755072 | 🇺🇸 US 🇨🇦 CA | Length: 1.00"Outer Diameter: 1.995" | View on Amazon |
This table covers the bushings in this assembly. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles.
6 Bushing parts for the 1976 Bentley Corniche come from 2 brands — PIONEER and ATP. The "Popular" part is PIONEER 755043.
Listed part numbers: PIONEER 755043, PIONEER 755070 and ATP JB53, plus the other parts above.
Bushing Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ATP | JBS1 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| DURA-BOND | TK54 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| DURA-BOND | TK54HP | 🇺🇸 US 🇨🇦 CA | High Performance Kit | View on Amazon |
| PIONEER | 754013 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Bushing kits.
4 Bushing Kit parts for the 1976 Bentley Corniche come from 3 brands — DURA-BOND, ATP and PIONEER.
Listed part numbers: ATP JBS1, DURA-BOND TK54 and DURA-BOND TK54HP, plus the other parts above.
Center Support Bushing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DURA-BOND | 02101 | 🇺🇸 US 🇨🇦 CA | Center Support | View on Amazon |
This table covers the Center Support bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles.
This group shows a single part: DURA-BOND 02101.
Clutch Pack Piston Dam / Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ATP | JO52 | 🇺🇸 US 🇨🇦 CA | Direct Clutch Piston Set | View on Amazon |
| PIONEER | 758002 | 🇺🇸 US 🇨🇦 CA | Kit | View on Amazon |
This table covers the seals at the Clutch Pack Piston Dam. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
2 Clutch Pack Piston Dam / Seal parts are listed for the 1976 Bentley Corniche, from ATP and PIONEER.
Listed part numbers: ATP JO52 and PIONEER 758002.
Dipstick / Fluid Filler Tube
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ATP | PTS1021 | 🇺🇸 US 🇨🇦 CA | Dipstick Only | View on Amazon |
| PIONEER | 768023 | 🇺🇸 US 🇨🇦 CA | KitFiller Tube & Dipstick | View on Amazon |
This table covers the Dipstick / Fluid Filler tubes.
2 Dipstick / Fluid Filler Tube parts for the 1976 Bentley Corniche come from 2 brands — ATP and PIONEER.
Part numbers include ATP PTS1021 and PIONEER 768023.
Dipstick / Fluid Filler Tube Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ATP | JO16 | 🇺🇸 US 🇨🇦 CA | Intake Filler Tube To CaseElectrical Connector | View on Amazon |
| PIONEER | 762008 | 🇺🇸 US 🇨🇦 CA | Intake Filler Tube To CaseElectrical Connector | View on Amazon |
This table covers the seals at the Dipstick / Fluid Filler Tube. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
2 Dipstick / Fluid Filler Tube Seal parts are listed for the 1976 Bentley Corniche, from ATP and PIONEER.
This group includes ATP JO16 and PIONEER 762008.
Extension Housing Bushing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ATP | JB54 | 🇺🇸 US 🇨🇦 CA | Outer Diameter: 2" | View on Amazon |
| PIONEER | 755071 | 🇺🇸 US 🇨🇦 CA | Length: 1.50"Outer Diameter: 2" | View on Amazon |
This table covers the Extension Housing bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles.
2 Extension Housing Bushing parts for the 1976 Bentley Corniche come from 2 brands — ATP and PIONEER.
Listed part numbers: ATP JB54 and PIONEER 755071.
Extension Housing Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ATP | JG54 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| ATP | GG1080 | 🇺🇸 US 🇨🇦 CA | Position: Extension Housing to Transfer Case or adapter Housing | View on Amazon |
| PIONEER | 749090 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| PIONEER | 749289 | 🇺🇸 US 🇨🇦 CA | Extension Housing to Transfer Case or adapter Housing | View on Amazon |
This table covers the gaskets that seal the Extension Housing. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
4 Extension Housing Gasket parts are listed for the 1976 Bentley Corniche, from ATP and PIONEER.
Part numbers include ATP JG54, ATP GG1080 and PIONEER 749090, among others listed above.
Extension Housing Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ATP Popular | HO8 | 🇺🇸 US 🇨🇦 CA | with Long ExtensionMore Than 133" WB | View on Amazon |
| NATIONAL Popular | 9449 | 🇺🇸 US 🇨🇦 CA | General Motors trans. | View on Amazon |
| ATP | JO57 | 🇺🇸 US 🇨🇦 CA | without BootOuter Diameter: 2.9375" | View on Amazon |
| NATIONAL | 5208 | 🇺🇸 US 🇨🇦 CA | Type: 74Includes Bushing | View on Amazon |
| PIONEER | 759023 | 🇺🇸 US 🇨🇦 CA | without BootOuter Diameter: 2.9375" | View on Amazon |
| PIONEER | 759020 | 🇺🇸 US 🇨🇦 CA | with Long ExtensionMore Than 133" WB | View on Amazon |
| SCHAEFFLER | SS2960 | 🇺🇸 US 🇨🇦 CA | Type of construction: FmsaMetal, Spring, Auxiliary Lip | View on Amazon |
| WJB / INMOTION PARTS | WS9449 | 🇺🇸 US 🇨🇦 CA | Width (In): 0.58199999999999996 In | View on Amazon |
| WJB / INMOTION PARTS | WS5208 | 🇺🇸 US 🇨🇦 CA | Material: NitrileWidth (In): 1 in | View on Amazon |
This table covers the seals at the Extension Housing. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
9 Extension Housing Seal parts are listed for the 1976 Bentley Corniche, from ATP, NATIONAL, PIONEER and 2 other brands. ATP HO8 carries the "Popular" badge.
Part numbers include ATP HO8, NATIONAL 9449 and ATP JO57, among others listed above.
Filter
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ATP Popular | TF29 | 🇺🇸 US 🇨🇦 CA | OE Replacement | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ATP Popular | B29 | 🇺🇸 US 🇨🇦 CA | Includes: (1) Gasket, (1) ScreenPremium Replacement | View on Amazon |
| ATP | JX150 | 🇺🇸 US 🇨🇦 CA | In-Line Filter KitIncludes: (2) Hoses, (4) Clamps | View on Amazon |
| ATP | JX151 | 🇺🇸 US 🇨🇦 CA | In-Line Filter KitInline Cooler Filter | View on Amazon |
| ATP | IL150 | 🇺🇸 US 🇨🇦 CA | In-Line Filter KitInline Cooler Filter | View on Amazon |
| PIONEER | 745042 | 🇺🇸 US 🇨🇦 CA | Media: Brass Media Filter | View on Amazon |
| PIONEER | 745119 | 🇺🇸 US 🇨🇦 CA | Inline Cooler FilterIn-Line Filter Kit | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ATP | JX59 | 🇺🇸 US 🇨🇦 CA | Does Not Include Gasket | View on Amazon |
This table covers the replacement filters for this application — the table heading and notes say which circuit. Typical signs include restricted flow — long cranking, weak airflow, or dirty fluid after a short interval. Seat the new filter so it cannot bypass, and use the grade the notes call for.
8 Filter parts for the 1976 Bentley Corniche come from 2 brands — ATP and PIONEER. The "Popular" part is ATP TF29.
The Economy section lists 1 option from ATP — the catalog's value-priced group. ATP TF29 is listed in this group.
In the Standard Replacement grade, ATP and PIONEER supply 6 parts: built to original-equipment specification. A representative part number is ATP B29.
1 further part sits outside the graded sections, with the same engine-level match.
Part numbers include ATP TF29, ATP B29 and ATP JX150, among others listed above.
Fluid Pan Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Popular | TOS18621 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| MAHLE / CLEVITE Popular | W39341TC | 🇺🇸 US 🇨🇦 CA | Cork with Metal CarrierAutomatic Transmission Oil Pan Gasket | View on Amazon |
| ATP | JG50 | 🇺🇸 US 🇨🇦 CA | Fiber | View on Amazon |
| MAHLE / CLEVITE | W39341 | 🇺🇸 US 🇨🇦 CA | Cork-RubberAutomatic Transmission Oil Pan Gasket | View on Amazon |
| PIONEER | 749020 | 🇺🇸 US 🇨🇦 CA | Fiber | View on Amazon |
| VICTOR REINZ | 711493800 | 🇺🇸 US 🇨🇦 CA | 13 Bolt | View on Amazon |
This table covers the gaskets that seal the Fluid Pan. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
6 Fluid Pan Gasket parts for the 1976 Bentley Corniche come from 5 brands — MAHLE / CLEVITE, FEL-PRO, ATP and 2 other brands. The "Popular" part is FEL-PRO TOS18621.
This group includes FEL-PRO TOS18621, MAHLE / CLEVITE W39341TC and ATP JG50 and the remaining parts above.
Fluid Pump Bushing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DURA-BOND | 44034 | 🇺🇸 US 🇨🇦 CA | Pump body | View on Amazon |
| DURA-BOND | 44034TG | 🇺🇸 US 🇨🇦 CA | Dry Film Lubricated | View on Amazon |
This table covers the Fluid Pump bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles.
2 Fluid Pump Bushing parts for the 1976 Bentley Corniche come from DURA-BOND.
Part numbers include DURA-BOND 44034 and DURA-BOND 44034TG.
Fluid Pump Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ATP | JG53 | 🇺🇸 US 🇨🇦 CA | Position: Front Pump to Case | View on Amazon |
| PIONEER | 749075 | 🇺🇸 US 🇨🇦 CA | front pump to case | View on Amazon |
This table covers the gaskets that seal the Fluid Pump. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
2 Fluid Pump Gasket parts are listed for the 1976 Bentley Corniche, from ATP and PIONEER.
Part numbers include ATP JG53 and PIONEER 749075.
Fluid Pump O-Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ATP | SO21 | 🇺🇸 US 🇨🇦 CA | High Clutch Piston SetLCS - Extension Housing To Case | View on Amazon |
| PIONEER | 762007 | 🇺🇸 US 🇨🇦 CA | High Clutch Piston SetLCS | View on Amazon |
| PIONEER | 762037 | 🇺🇸 US 🇨🇦 CA | Front Pump | View on Amazon |
This table covers the Fluid Pump O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove.
3 Fluid Pump O-Ring parts for the 1976 Bentley Corniche come from 2 brands — PIONEER and ATP.
Listed part numbers: ATP SO21, PIONEER 762007 and PIONEER 762037.
Fluid Pump Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA | NS88187 | 🇺🇸 US 🇨🇦 CA | Frontwith THM400 Transmission Code | View on Amazon |
| NATIONAL | 99187 | 🇺🇸 US 🇨🇦 CA | General Motors trans. | View on Amazon |
| WJB / INMOTION PARTS | WS99187 | 🇺🇸 US 🇨🇦 CA | FrontGeneral Motors trans. | View on Amazon |
This table covers the precision wear sleeves used to restore a transmission pump seal surface.
3 Fluid Pump Repair Sleeve parts are listed for the 1976 Bentley Corniche, from BCA, NATIONAL and WJB / INMOTION PARTS.
Part numbers include BCA NS88187, NATIONAL 99187 and WJB / INMOTION PARTS WS99187.
Fluid Pump Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL Popular | 6712NA | 🇺🇸 US 🇨🇦 CA | FrontGeneral Motors trans. | View on Amazon |
| ATP | CO4 | 🇺🇸 US 🇨🇦 CA | Outer Diameter: 3" | View on Amazon |
| BCA | NS6712NA | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| PIONEER | 759021 | 🇺🇸 US 🇨🇦 CA | Outer Diameter: 3" | View on Amazon |
| WJB / INMOTION PARTS | WS6712NA | 🇺🇸 US 🇨🇦 CA | FrontGeneral Motors trans. | View on Amazon |
This table covers the seals at the Fluid Pump. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
5 Fluid Pump Seal parts are listed for the 1976 Bentley Corniche, from NATIONAL, ATP, BCA and 2 other brands. NATIONAL 6712NA carries the "Popular" badge.
This group includes NATIONAL 6712NA, ATP CO4 and BCA NS6712NA and the remaining parts above.
Gasket Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PIONEER | 748027 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the gasket kits for this job. Typical signs include the leaks that sent this assembly to the bench. Confirm the kit matches the opening you are sealing; unused leftover pieces often belong to another configuration.
One part is listed for the 1976 Bentley Corniche — PIONEER 748027.
Governor / Modulator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ATP Popular | JX76 | 🇺🇸 US 🇨🇦 CA | Adjustable 12-19.5 - EDA 2.48 - Black/Red - with EGR | View on Amazon |
| PIONEER | 747024 | 🇺🇸 US 🇨🇦 CA | Adjustable 12-19.5EDA 2.48 | View on Amazon |
| ROSTRA | 510017 | 🇺🇸 US 🇨🇦 CA | Dual Red Stripe Modulator | View on Amazon |
| ROSTRA | 510020 | 🇺🇸 US 🇨🇦 CA | ModulatorBlack & Red Stripe | View on Amazon |
| ROSTRA | 510062 | 🇺🇸 US 🇨🇦 CA | Single Red StripeAdjustable Modulator | View on Amazon |
This table covers the governors and modulators that control transmission shift pressure.
5 Governor / Modulator parts for the 1976 Bentley Corniche come from 3 brands — ROSTRA, ATP and PIONEER. The "Popular" part is ATP JX76.
This group includes ATP JX76, PIONEER 747024 and ROSTRA 510017 and the remaining parts above.
Kickdown Solenoid
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA | 520604 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Kickdown solenoids. Typical signs include a harsh or missing shift, or a code for this solenoid circuit. Check resistance and the connector before dropping the pan for a solenoid.
One part is listed for the 1976 Bentley Corniche — ROSTRA 520604.
Manual Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL | 8792S | 🇺🇸 US 🇨🇦 CA | General Motors trans. | View on Amazon |
| WJB / INMOTION PARTS | WS8792S | 🇺🇸 US 🇨🇦 CA | General Motors trans.THM400 Transmission | View on Amazon |
This table covers the seals at the Manual Shaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
2 Manual Shaft Seal parts are listed for the 1976 Bentley Corniche, from NATIONAL and WJB / INMOTION PARTS.
This group includes NATIONAL 8792S and WJB / INMOTION PARTS WS8792S.
Output Shaft Bushing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DURA-BOND | 8624988 | 🇺🇸 US 🇨🇦 CA | Output Shaft (Narrow) | View on Amazon |
| PIONEER | 755073 | 🇺🇸 US 🇨🇦 CA | Narrow | View on Amazon |
This table covers the Output Shaft bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles.
2 Output Shaft Bushing parts are listed for the 1976 Bentley Corniche, from DURA-BOND and PIONEER.
This group includes DURA-BOND 8624988 and PIONEER 755073.
Buying Automatic Transmission Parts for a 1976 Bentley Corniche
On this vehicle, the automatic transmission covers the automatic gearbox and its supporting cast — filters, coolers, solenoids, mounts and torque-converter parts.
- Confirm you have the 6.8L V8 engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the filter and pan gasket with every fluid service, and flush the cooler lines when replacing a failed unit.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Extension Housing Seal and Filter .
Frequently Asked Questions
How many automatic transmission parts fit the 1976 Bentley Corniche?
Our catalog currently lists 76 automatic transmission parts for the 1976 Bentley Corniche across 22 subcategories and 11 brands, covering the 6.8L V8 engine. Each part is matched to the engine(s) it fits.
What are the signs of automatic transmission problems on a 1976 Bentley Corniche?
Common symptoms include delayed or harsh engagement, slipping under load, fluid that smells burnt, or shuddering at light throttle around 40 mph. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the filter and pan gasket with every fluid service, and flush the cooler lines when replacing a failed unit.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 1976 Bentley Corniche was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 1976 Bentley Corniche?
Every part on this page is matched to the 6.8L V8 engine. Then use exactly the fluid specification in the notes — automatic transmissions are the least forgiving component on the vehicle about fluid choice. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 1976 Bentley Corniche
Automatic Transmission Parts for Other Bentley Corniche Years
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