





photos are representational: Accuracy is ensured by Part Numbers.
Rad Valve Replacement Air Boot For A 2020 Yamaha YZ 250
$19.95
Important Note: Includes 1 carb boot (Inside diameter of this rubber boot on the carb side is 45.5mm)
- Boyesen Part Number: RB-1
- Fits Assemblies RAD01I,RAD02,RAD02SA,RAD02SC,RAD03,RAD11A,RAD11E,RAD11F,RAD12,RAD12A,RAD12B,RAD12C,RAD12D,RAD12E,RAD12G,RAD12H,RAD12I,RAD12X,RAD13,RAD21D,RAD22,RAD23,RAD23X,RAD24D,RAD24E,RAD24F,RAD24G,RAD24H,RAD24I,RAD24J,RAD24K,RAD34B,RAD34C,RAD34D,RAD34E,RAD34F,RAD34G,RAD34H,RAD34I,RAD34J,RAD36M1-01,RAD41A,RAD41B,RAD41C,RAD42,RAD42A,RAD42B,RAD42C,RAD42D,RAD42X,RAD43X,RAD45,RAD91,RAD92,RAD93,RAD94,RAD94A
- CC: 250
In Stock
BUILT FOR RELIABLE PERFORMANCE
Designed for 2020 Yamaha YZ 250, this Boyesen component is built for dependable fitment, durability, and reliable performance. It is made for riders who expect quality parts that hold up to motocross and off-road use.
part number cross reference
| boyesen part number | serial number (start) | serial number (end) | UPC number | eu hts number | Southern number |
|---|---|---|---|---|---|
| RB-1 | 804429503711 | ||||
| parts unlimited | parts europe | tucker rocky | wpc | apico int | |
| 40301 | BYRB-1 | ||||
| bihr | dist 1 | dist 2 | dist 3 | dist 4 | |
| 360271 |
Applications
| Machine type | make | model | year range | cc | FUEL SYSTEM | CYLINDERS |
|---|---|---|---|---|---|---|
| MX/OFFROAD/MINI | beta | 250 RR Race Edition | 2013-2025 | 250 | ||
| MX/OFFROAD/MINI | beta | 300 RR | 2013-2025 | 300 | ||
| MX/OFFROAD/MINI | beta | 300 RR Race Edition | 2013-2025 | 300 | ||
| MX/OFFROAD/MINI | beta | 300 XTrainer | 2015-2026 | 300 | ||
| MX/OFFROAD/MINI | gas gas | EC 125 | 2000-2005 | 125 | ||
| MX/OFFROAD/MINI | gas gas | EC 200 | 1999-2006 | 200 | ||
| MX/OFFROAD/MINI | gas gas | EC 250 | 1997-2005 | 250 | ||
| MX/OFFROAD/MINI | gas gas | EC 300 | 1999-2005 | 300 | ||
| MX/OFFROAD/MINI | gas gas | MC 125 | 2002-2005 | 125 | ||
| MX/OFFROAD/MINI | gas gas | MC 250 | 1998-2005 | 250 | ||
| MX/OFFROAD/MINI | Honda | CR 125R | 2004-2004 | 125 | ||
| MX/OFFROAD/MINI | Honda | CR 250R | 1986-1986 | 250 | ||
| MX/OFFROAD/MINI | Honda | CR 500 | 1985-1989 | 500 | ||
| MX/OFFROAD/MINI | Husaberg | TE 250 | 2012-2014 | 250 | ||
| MX/OFFROAD/MINI | Husaberg | TE 300 | 2012-2014 | 300 | ||
| MX/OFFROAD/MINI | Husqvarna | TC 125 | 2014-2015 | 125 | ||
| MX/OFFROAD/MINI | Husqvarna | TC 250 | 2014-2016 | 250 | ||
| MX/OFFROAD/MINI | Husqvarna | TE 125 | 2014-2016 | 125 | ||
| MX/OFFROAD/MINI | Husqvarna | TE 250 | 2014-2016 | 250 | ||
| MX/OFFROAD/MINI | Husqvarna | TE 300 | 2014-2016 | 300 | ||
| MX/OFFROAD/MINI | kawasaki | KDX 250 | 1991-1994 | 250 | ||
| MX/OFFROAD/MINI | kawasaki | KX 125 | 1992-1994 | 125 | ||
| MX/OFFROAD/MINI | kawasaki | KX 125 | 1998-1998 | 125 | ||
| MX/OFFROAD/MINI | kawasaki | KX 125 | 1999-1999 | 125 | ||
| MX/OFFROAD/MINI | kawasaki | KX 250 | 1987-1993 | 250 | ||
| MX/OFFROAD/MINI | kawasaki | KX 250 | 1994-1996 | 250 | ||
| MX/OFFROAD/MINI | kawasaki | KX 250 | 1994-1998 | 250 | ||
| MX/OFFROAD/MINI | kawasaki | KX 250 | 1997-1997 | 250 | ||
| MX/OFFROAD/MINI | kawasaki | KX 250 | 1999-1999 | 250 | ||
| MX/OFFROAD/MINI | kawasaki | KX 250 | 1999-2000 | 250 | ||
| MX/OFFROAD/MINI | kawasaki | KX 250 | 2001-2003 | 250 | ||
| MX/OFFROAD/MINI | kawasaki | KX 250 | 2002-2002 | 250 | ||
| MX/OFFROAD/MINI | kawasaki | KX 250 | 2004-2004 | 250 | ||
| MX/OFFROAD/MINI | kawasaki | KX 500 | 1987-2004 | 500 | ||
| MX/OFFROAD/MINI | KTM | 125 SX | 1998-1998 | 125 | ||
| MX/OFFROAD/MINI | KTM | 125 SX | 1998-2015 | 125 | ||
| MX/OFFROAD/MINI | KTM | 125 SX | 2001-2002 | 125 | ||
| MX/OFFROAD/MINI | KTM | 144 SX | 1998-2015 | 144 | ||
| MX/OFFROAD/MINI | KTM | 150 SX | 1998-2015 | 150 | ||
| MX/OFFROAD/MINI | KTM | 150 SX | 2007-2015 | 150 | ||
| MX/OFFROAD/MINI | KTM | 200 EXC | 1998-2006 | 200 | ||
| MX/OFFROAD/MINI | KTM | 200 EXC | 2007-2016 | 200 | ||
| MX/OFFROAD/MINI | KTM | 200 SX | 2003-2005 | 200 | ||
| MX/OFFROAD/MINI | KTM | 200 XC | 1998-2006 | 200 | ||
| MX/OFFROAD/MINI | KTM | 200 XC | 2007-2016 | 200 | ||
| MX/OFFROAD/MINI | KTM | 200 XC-W | 2007-2016 | 200 | ||
| MX/OFFROAD/MINI | KTM | 250 EGS | 1994-1997 | 250 | ||
| MX/OFFROAD/MINI | KTM | 250 EGS | 1998-1998 | 250 | ||
| MX/OFFROAD/MINI | KTM | 250 EGS | 1998-2001 | 250 | ||
| MX/OFFROAD/MINI | KTM | 250 EXC | 1994-1997 | 250 | ||
| MX/OFFROAD/MINI | KTM | 250 EXC | 1998-1998 | 250 | ||
| MX/OFFROAD/MINI | KTM | 250 EXC | 1998-2001 | 250 | ||
| MX/OFFROAD/MINI | KTM | 250 EXC | 2000-2003 | 250 | ||
| MX/OFFROAD/MINI | KTM | 250 EXC | 2007-2016 | 125 | ||
| MX/OFFROAD/MINI | KTM | 250 MXC | 1998-1998 | 250 | ||
| MX/OFFROAD/MINI | KTM | 250 MXC | 1998-2001 | 250 | ||
| MX/OFFROAD/MINI | KTM | 250 MXC | 2000-2001 | 250 | ||
| MX/OFFROAD/MINI | KTM | 250 SX | 1994-1997 | 250 | ||
| MX/OFFROAD/MINI | KTM | 250 SX | 1998-1998 | 250 | ||
| MX/OFFROAD/MINI | KTM | 250 SX | 1998-2001 | 250 | ||
| MX/OFFROAD/MINI | KTM | 250 SX | 2004-2016 | 250 | ||
| MX/OFFROAD/MINI | KTM | 250 XC | 2007-2016 | 250 | ||
| MX/OFFROAD/MINI | KTM | 300 EGS | 1990-1997 | 300 | ||
| MX/OFFROAD/MINI | KTM | 300 EGS | 1998-1999 | 300 | ||
| MX/OFFROAD/MINI | KTM | 300 EXC | 1990-1997 | 300 | ||
| MX/OFFROAD/MINI | KTM | 300 EXC | 1998-2001 | 300 | ||
| MX/OFFROAD/MINI | KTM | 300 EXC | 2002-2003 | 300 | ||
| MX/OFFROAD/MINI | KTM | 300 EXC | 2004-2006 | 300 | ||
| MX/OFFROAD/MINI | KTM | 300 EXC | 2007-2016 | 300 | ||
| MX/OFFROAD/MINI | KTM | 300 MXC | 1990-1997 | 300 | ||
| MX/OFFROAD/MINI | KTM | 300 MXC | 1998-2001 | 300 | ||
| MX/OFFROAD/MINI | KTM | 300 MXC | 2002-2003 | 300 | ||
| MX/OFFROAD/MINI | KTM | 300 MXC | 2004-2006 | 300 | ||
| MX/OFFROAD/MINI | KTM | 300 SX | 1990-1997 | 300 | ||
| MX/OFFROAD/MINI | KTM | 300 XC | 1990-1997 | 300 | ||
| MX/OFFROAD/MINI | KTM | 300 XC | 2007-2016 | 300 | ||
| MX/OFFROAD/MINI | KTM | 350 | 1987-1990 | 350 | ||
| MX/OFFROAD/MINI | KTM | 360 | 1996-1997 | 360 | ||
| MX/OFFROAD/MINI | KTM | 380 | 1998-2002 | 380 | ||
| MX/OFFROAD/MINI | KTM | 440 | 1994-1995 | 440 | ||
| MX/OFFROAD/MINI | KTM | 500 | 1994-1995 | 500 | ||
| MX/OFFROAD/MINI | KTM | 550 | 1994-1995 | 550 | ||
| MX/OFFROAD/MINI | Suzuki | RM 125 | 1994-1998 | 125 | ||
| MX/OFFROAD/MINI | Suzuki | RM 250 | 1987-1988 | 250 | ||
| MX/OFFROAD/MINI | Suzuki | RM 250 | 1989-1989 | 250 | ||
| MX/OFFROAD/MINI | Suzuki | RM 250 | 1996-1997 | 250 | ||
| MX/OFFROAD/MINI | Suzuki | RM 250 | 1998-1998 | 250 | ||
| MX/OFFROAD/MINI | Suzuki | RM 250 | 1998-2000 | 250 | ||
| MX/OFFROAD/MINI | Suzuki | RM 250 | 1999-1999 | 250 | ||
| MX/OFFROAD/MINI | Suzuki | RM 250 | 2001-2001 | 250 | ||
| MX/OFFROAD/MINI | Suzuki | RM 250 | 2002-2002 | 250 | ||
| MX/OFFROAD/MINI | Suzuki | RM 250 | 2003-2003 | 250 | ||
| MX/OFFROAD/MINI | Suzuki | RM 250 | 2004-2011 | 250 | ||
| MX/OFFROAD/MINI | Suzuki | RMX 250 | 1989-1992 | 250 | ||
| MX/OFFROAD/MINI | Yamaha | YZ 250 | 1995-1995 | 250 | ||
| MX/OFFROAD/MINI | Yamaha | YZ 250 | 1996-1996 | 250 | ||
| MX/OFFROAD/MINI | Yamaha | YZ 250 | 1997-1998 | 250 | ||
| MX/OFFROAD/MINI | Yamaha | YZ 250 | 1999-1999 | 250 | ||
| MX/OFFROAD/MINI | Yamaha | YZ 250 | 2000-2000 | 250 | ||
| MX/OFFROAD/MINI | Yamaha | YZ 250 | 2000-2004 | 250 | ||
| MX/OFFROAD/MINI | Yamaha | YZ 250 | 2001-2001 | 250 | ||
| MX/OFFROAD/MINI | Yamaha | YZ 250 | 2002-2003 | 250 | ||
| MX/OFFROAD/MINI | Yamaha | YZ 250 | 2005-2026 | 250 | ||
| MX/OFFROAD/MINI | Yamaha | YZ 250X | 2016-2026 | 250 | ||
| ATV | gas gas | 300 Wild | 2002-2006 | 300 |
extended fitment
KTM 125 SX 01-02, KTM 125 SX 98, Honda CR 125 04, Honda CR 500 85-89, Husaberg TE250 12-14, Kawasaki KX 125 92-94, Kawasaki KX 125 98, Kawasaki KX 125 99, Kawasaki KX 250 87-93, Kawasaki KX 250 94-98, Kawasaki KX 250 99, Kawasaki KX 250 99-00, Kawasaki KX 250 02, Kawasaki KX 250 01-03, Kawasaki KX 250 04, Kawasaki KDX 250 91-94, Kawasaki KX 500 87-04, Suzuki RM 250 87-88, Suzuki RM 250 89, Suzuki RMX 250 89-92, Suzuki RM 250 96-97, Suzuki RM 250 98-00, Suzuki RM 250 01, Suzuki RM 250 02, Suzuki RM 250 03, Suzuki RM 250 04-11, Yamaha YZ 250 95, Yamaha YZ 250 96, Yamaha YZ 250 97-98, Yamaha YZ 250 99, Yamaha YZ 250 00-04, Yamaha YZ 250 05-25, Yamaha Banshee 87-06, KTM 125 SX 98-15, KTM 150 SX 07-15, KTM 200 EXC 98-06, KTM 200 SX 03-05, KTM 250 EGS 95-97, KTM 360 96-97, KTM 250 EGS 98-01, KTM 300 EGS 98-99, KTM 250 EXC 00-03, KTM 300 EXC 02-03, KTM 250 SX 04-16, KTM 250 XC 07-16, KTM 300 EXC 07-16, KTM 300 XC 07-16, KTM 350 87-90, KTM 440 94-95, KTM 500 94-95, KTM 550 94-95, KTM 380 98-02, Gas Gas EC 250 97-05, Gas Gas MC 250 98-05, Gas Gas EC 300 99-05, Gas Gas EC 125 00-04, Gas Gas MC 125 02-05, KTM 144 SX 98-15, KTM 150 SX 98-15, KTM 200 XC 98-06, Husqvarna TC250 14-16, Husqvarna TE250 14-16, Husqvarna TE300 14-16, KTM 250 EXC 07-16, Husqvarna TC125 14-15, Husqvarna TE125 14-16, Gas Gas EC200 99-06, Suzuki RM 125 94-98, Yamaha YZ 250X 16-25, Husaberg TE300 12-14, Kawasaki KX 250 94-96, Honda CR 250 86-01, Honda CR 270 86-01, KTM 300 EXC 98-01, Beta 300 RR 13-19, Beta 300 RR Race Edition 13-19, Beta 250 RR 13-19, Beta 250 RR Race Edition 13-19, Beta X Trainer 300 13-19, Beta X Trainer 300 13-19, Suzuki RM 250 99, Suzuki RM 250 98, KTM 250 EGS 98, Yamaha YZ 250 00, Yamaha YZ 250 01, Yamaha YZ 250 02-03, Kawasaki KX 250 97, Honda CR 250 86, KTM 250 MXC 00-01, KTM 250 SX 96-97, KTM 250 EXC 96-97, KTM 250 EXC 98, KTM 250 SX 98, KTM 250 MXC 98, KTM 250 EXC 98-01, KTM 250 MXC 98-01, KTM 250 SX 98-01, KTM 300 MXC 02-03, KTM 300 MXC 98-01, Gas Gas 300 Wild ATV 03-04















