# 20775881 Ball | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Ball - Part Number: 20775881

  

Application-specific ball used in the injection-pump control and low-pressure fuel connection on the listed Volvo Penta engines. Forms a precision ball element within the TD720-series mechanical fuel-system fitting or valve arrangement.

  

⚙️ Key Features

  

• Genuine Volvo Penta ball

• Direct service replacement for part number 20775881

• Designed for the injection-pump control and low-pressure fuel connection

• Forms a precision ball element within the TD720-series mechanical fuel-system fitting or valve arrangement

• Application family: Six-cylinder mechanically injected industrial/genset diesel; Approximately 1999 - 2010

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 20775881 (Volvo Penta OEM reference)

  

OEM / Related Numbers:

  

• VOE20775881 - Volvo Construction Equipment prefixed number format

• 11700423 / 3803515 - injection-pump references

• 20550303 / 3803953 - injector references

• 20543483 / 3803968 - alternate injector references

• 20508553 - nozzle

• 11700426 - sealing washer

• 11700424 - bracket

• 20405559 - six-point screw

• 20405847 - valve

• 20459906 - banjo nipple

• 20581916 - nipple

• 20738115 - fuel hose

• 20581280 / 21098423 - fuel pipes

• 20450674 - hose clamp

• 20405886 - seal

• 20450673 - spacer

• 20513340 - sensor

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta TD720GE/TAD720GE mechanical fuel-system installations

  

Typically suits:

  

• Engine models:

• TD720GE; TAD720GE; TAD721GE

  

• HP Range: Approximately 200HP - 260HP

• Engine Type: Six-cylinder mechanically injected industrial/genset diesel

• Year Range: Approximately 1999 - 2010

  

🔌 Function

  

Forms a precision ball element within the TD720-series mechanical fuel-system fitting or valve arrangement.

  

Common signs of failure:

  

• Wear, scoring, fretting or loss of the original dimensions

• Cracking, deformation, corrosion or damaged retaining features

• Excessive play, noise or movement in the supported component

• Incorrect installed clearance, end float or alignment

• Repeated loosening or damage to adjoining components

  

Service / Installation Notes:

  

• Confirm orientation, dimensions and installed quantity against the exact assembly.

• Replace the part if there is measurable wear, deformation or loss of retention.

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 0.54 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 0.54 AUD | In stock |

## Images

- 20775881 Ball | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20775881-ball-genuine-volvo-penta)
> Updated: 2026-08-01