12 Interior parts are listed for the 1977 Avanti Ii, in 2 part types, covering the 5.7L 350cid V8 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 1977 Avanti Ii, the interior covers cabin hardware — seat components, handles, switch bezels, carpet, pedals and the pieces that take daily wear. All 12 listed parts are Dash Board Cover (6 parts) and Speedometer Drive Gear (6 parts).
Every part on this page is matched to the 5.7L 350cid V8 — the only engine offered in the 1977 Avanti Ii.
The most listed brands for 1977 Avanti Ii interior parts are DASH DESIGNS (6 parts) and ATP (6 parts). Quality grades include Suede, Woven and Carpet.
4 parts on this 1977 Avanti Ii page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including DASH DESIGNS 20590C (Dash Board Cover) and ATP YA15 (Speedometer Drive Gear). Click any part number to see every vehicle that part fits.
Dash Board Cover
Carpet
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DASH DESIGNS Popular | 20590C | 🇺🇸 US 🇨🇦 CA | Poly Carpet | View on Amazon |
Suede
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DASH DESIGNS | 20590B | 🇺🇸 US 🇨🇦 CA | Brushed Suede | View on Amazon |
| DASH DESIGNS | 20590D | 🇺🇸 US 🇨🇦 CA | Sedona Suede | View on Amazon |
Velour
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DASH DESIGNS Popular | 20590V | 🇺🇸 US 🇨🇦 CA | Plush Velour | View on Amazon |
Woven
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DASH DESIGNS | 20590A | 🇺🇸 US 🇨🇦 CA | Camo | View on Amazon |
| DASH DESIGNS | 20590X | 🇺🇸 US 🇨🇦 CA | Dashtex | View on Amazon |
This table covers the dash covers that sit over the instrument panel.
6 Dash Board Cover parts for the 1977 Avanti Ii come from DASH DESIGNS. The "Popular" part is DASH DESIGNS 20590C.
In the Carpet grade, DASH DESIGNS supplies 1 part: grouped under the catalog's "Carpet" designation — the notes column spells out what sets them apart. A representative part number is DASH DESIGNS 20590C.
The Suede section lists 2 options from DASH DESIGNS — grouped under the catalog's "Suede" designation — the notes column spells out what sets them apart. DASH DESIGNS 20590B is listed in this group.
In the Velour grade, DASH DESIGNS supplies 1 part: grouped under the catalog's "Velour" designation — the notes column spells out what sets them apart. A representative part number is DASH DESIGNS 20590V.
In the Woven grade, DASH DESIGNS supplies 2 parts: grouped under the catalog's "Woven" designation — the notes column spells out what sets them apart. A representative part number is DASH DESIGNS 20590A.
Listed part numbers: DASH DESIGNS 20590C, DASH DESIGNS 20590B and DASH DESIGNS 20590D, plus the other parts above.
Speedometer Drive Gear
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ATP Popular | YA15 | 🇺🇸 US 🇨🇦 CA | 19 TeethNatural Color | View on Amazon |
| ATP Popular | YA1 | 🇺🇸 US 🇨🇦 CA | Drive Gear Housing with 18-22 Tooth Driven Gear | View on Amazon |
| ATP | YA18 | 🇺🇸 US 🇨🇦 CA | 22 TeethSilver Color | View on Amazon |
| ATP | YA16 | 🇺🇸 US 🇨🇦 CA | 20 TeethBlue Color | View on Amazon |
| ATP | YA17 | 🇺🇸 US 🇨🇦 CA | 21 TeethRed Color | View on Amazon |
| ATP | YA33 | 🇺🇸 US 🇨🇦 CA | Drive Gear Housing with 40-45 Tooth Driven Gear | View on Amazon |
Buying Interior Parts for a 1977 Avanti Ii
On this vehicle, the interior covers cabin hardware — seat components, handles, switch bezels, carpet, pedals and the pieces that take daily wear.
- Confirm you have the 5.7L 350cid 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 retainer clips with any panel removal — they are cheap insurance against squeaks.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Dash Board Cover and Speedometer Drive Gear .
Frequently Asked Questions
How many interior parts fit the 1977 Avanti Ii?
Our catalog currently lists 12 interior parts for the 1977 Avanti Ii across 2 subcategories and 2 brands, covering the 5.7L 350cid V8 engine. Each part is matched to the engine(s) it fits.
What are the signs of interior problems on a 1977 Avanti Ii?
Common symptoms include a door handle that works only from outside, sagging headliner, a window switch that needs two presses, or seat adjusters that stick. 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 retainer clips with any panel removal — they are cheap insurance against squeaks.
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 1977 Avanti Ii 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 1977 Avanti Ii?
Every part on this page is matched to the 5.7L 350cid V8 engine. Then interior plastics are often color- and trim-specific — check the notes column against your trim level before ordering. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 1977 Avanti Ii
Interior Parts for Other Avanti Ii Years
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