Ducati 900 Monster Fork Seals
Fork specs for the Ducati 900 Monster vary by year (see the table below).Every kit here is verified by the manufacturer to fit this exact bike. Fork seals can share a size and still not seat in a different fork, so we only list what is confirmed for your bike.
| Years | Fork tube |
|---|---|
| 1993–1999 | 41 mm |
| 2000–2002 | 43 mm |
| Kit | Years | Seal size | Replaces OEM |
|---|---|---|---|
| 55-119 | 1993–1999 | 41x54x11 | BMW 31422312838, BMW 31428358444 |
| 55-120 | 2002 | 43x54x11 | Ducati 34920261A, Ducati 34920211A |
| 57-108 | 2000–2002 | n/a | n/a |
| 56-133 | 2000–2002 | n/a | n/a |
Verified fork kits we stock for your Ducati 900 Monster

Fork Seal Kit
Fork Oil Seal Kit — BMW F650 (1997-1999) + 353
$18.24

Fork Seal Kit
Fork Oil Seal Kit — Tiger Sport 1200 (2017-2019)
$18.24

Fork Seal Kit
Fork Dust Seal Kit — Aprilia Caponord 1200
$19.50

Fork Seal Kit
Fork Oil & Dust Seal Kit — Aprilia RSV4 APRC R
$37.79
Fork oil for your Ducati 900 Monster
A fork-oil change on the Ducati 900 Monster uses 5wt fork oil. Factory fill: KYB 01M (SAE 5W) — KYB 43/45mm USD.














