| YPC-81 | YPC-81R | YPC-82 | ||
|---|---|---|---|---|
| 調性 | C | C | C | |
| 樂器盒 | Included | Included | Included | |
| E Mechanism | Included | Included | Included | |
| Toneholes | Undercut | Undercut | Undercut | |
| Pads | Traditional pads | Traditional pads | Traditional pads | |
| Springs | Stainless steel | Stainless steel | Stainless steel | |
| Material | Headjoint | Grenadilla | Grenadilla (Wave cut) | Sterling silver |
| Body | Grenadilla | Grenadilla | Grenadilla | |
| Keys | Nickel silver (Silver-plated) | Nickel silver (Silver-plated) | Nickel silver (Silver-plated) | |
| Cover | - | - | - | |
