Push spring DOPPLER Ø4.5mm RED + 61% for Mbk booster, BW'S, nitro, ... from 2004 to 2007

Here is a RED thrust spring from DOPPLER. It has a resistance of + 61% (Ø4.2mm) harder than the origin, with him no risk that it is too hard, will be perfect for a scooter equipped kit type 50cc + muffler + carburetor and settings variator .

For all motor scooters minarelli horizontal and vertical.

Mounts on the following scooters :

ADLY Crossover Utility UTV 2T 50 2005-2007
ADLY RS Supersonic ATV 50 2006-2008
ADLY RS Supersonic ATV 2T 50 2005-2007
ADLY VS ATV 2T 50 0000-0000
APRILIA Area 51 50 1998-2000
APRILIA Gulliver Air 50 1995-2000
APRILIA Gulliver Lc 50 1995-2000
APRILIA Mc Gulliver 50 1999-2000
APRILIA Rally Air DT 50 1995-1999
APRILIA Rally Lc DD 50 1996-2000
APRILIA Scarabeo 2T DD (PF010 / PFG10) 50 1998-1999
APRILIA Scarabeo Street 2T DD (PFG10) 50 2000-2005
APRILIA Scarabeo Street 2T DT (PFG00 / TH00) 50 2000-2005
APRILIA Sonic / Sonic GP LC 50 1998-2000
APRILIA SR Netscaper 50 1997-1999
APRILIA SR Racing 50 1997-2001
APRILIA SR Sport 50 1997-2001
APRILIA SR Stealth 50 1997-1999
APRILIA SR WWW 50 1997-2000
BENELLI 491 GT 50 1997-2000
BENELLI 491 Racing 50 1997-2000
BENELLI 491 Sport 50 1997-2000
BENELLI K2 / K2 Lc 50 1998-1999
BENELLI Pepe / Pepe LX 50 1999-2000
BETAMOTOR ARK 50 1996-2003
BETAMOTOR ARK Euro 2 50 2003-2008
BETAMOTOR Chrono 50 1996-1999
BETAMOTOR Eikon 50 1999-2003
BETAMOTOR Tempo 13 50 1994-1995
BETAMOTOR Tempo 16 50 1996-1999
ITALJET Dragster 50 1998-2000
MALAGUTI Centro 50 1993-1994
MALAGUTI Centro SL / SL Kat. 50 1994-2000
MALAGUTI Ciak 50 1999-2002
MALAGUTI Ciak Master Euro 2 50 2006-2007
MALAGUTI Ciak Mono Euro 2 50 2003-2003
MALAGUTI Ciak Mono Euro 2.3 50 2003-2005
MALAGUTI Ciak TD 50 2000-2001
MALAGUTI F10 Jet Line Rst Euro 2 (ED.2003) 50 2002-2003
MALAGUTI F10 Line Jet Rst Euro 2 (ED.2006) 50 2006-2007
MALAGUTI F10 Jet Line Rt Euro 2.3 50 2003-2005
MALAGUTI F10 Jet Line / Rst./ E1 / Kat. 50 1992-2000
MALAGUTI F12 Phantom Air 50 1994-1998
MALAGUTI F12 Phantom Air Euro1 50 1999-2000
MALAGUTI F12 Phantom LC 50 1994-1998
MALAGUTI F12 Phantom LC Euro1 50 1999-2000
MALAGUTI F12 Phantom LC Twin Disks 50 1998-1998
MALAGUTI F12 Phantom R LC 50 2007-2008
MALAGUTI F12 Phantom Rst Air Euro 2.3 50 2003-2005
MALAGUTI F12 Phantom Rst LC Euro 2.3 50 2003-2005
MALAGUTI F12 Phantom Rst LC Euro2 50 2006-0000
MALAGUTI F12 Phantom Rst. Air E2 (ZJM46) 50 2006-0000
MALAGUTI F12 Phantom Rst. Air Euro1 50 2001-2002
MALAGUTI F12 Phantom Rst. Air Euro2 50 2002-2002
MALAGUTI F12 Phantom Rst. LC Euro1 (ZJM47) 50 2001-2002
MALAGUTI F12 Phantom Rst. LC Euro2 (ZJM48) 50 2002-2002
MALAGUTI F15 Firefox 50 1996-2005
MALAGUTI Yesterday 50 1997-2000
MBK Booster Rocket 50 1997-0000
MBK Booster Track 50 1997-1998
MBK CW Booster Spirit 50 1996-2000
MBK CW R Booster Road 50 1994-0000
MBK CW RS Booster NG 50 1998-0000
MBK Evolis 50 1992-1995
MBK Flipper 50 1998-2002
MBK Forte 50 1994-1996
MBK Nitro 50 1997-2000
MBK Ovetto 50 1997-2000
MOTRON Sting 50 0000-0000
MOTRON Syncro 50 0000-0000
MOTRON Thunder 50 0000-0000
YAMAHA Axis 50 1995-0000
YAMAHA BW'S NG (1B01 / 2B11 / 2B13 / 2B15) 50 2003-2006
YAMAHA BW'S NG (4SB / 5LF / 5FX1 / 5NU) 1997-2002
YAMAHA CS Jog R (5RW / 5RW13D43 / 3D4C / 4D4R) 50 2002-2013
YAMAHA EW Slider 50 2000-2002
YAMAHA XF Giggle 50 2008-2008
YAMAHA YA R Axis S / T 50 1995-1996
YAMAHA YA ZA Jog Z (4SC1) 50 1995-1996
YAMAHA YH Why 50 1998-2002
YAMAHA YH Why E2 50 2003-2013
YAMAHA YM Breeze 50 1994-1995
YAMAHA YN Neo's 50 1997-2001
YAMAHA YN Neo's E2 50 2002-2015
YAMAHA YQ Aerox / R 50 1997-2002
YAMAHA YQ Aerox R E2 50 2003-2012
APRILIA SR Air 50 1993-1996
APRILIA SR LC 50 1993-1996
MBK Mach G 50 2002-0000
YAMAHA YN Neo's Easy 50 2013-2015
MBK EW Stunt 50 2000-2002
YAMAHA BW'S Bump 50 1997-1998
APRILIA Scarabeo 2T DT (LE / T / PF00 / PFG00) 50 1993-1999
APRILIA Scarabeo 2T TT HS 50 1993-1997
YAMAHA BW'S (5WW / 5WWV-SA231) 50 2004-2015
YAMAHA BW'S Easy (2DW1-SA236) 50 2013-2015
YAMAHA BW'S Naked (2B7B-SA231) 50 2009-2015
YAMAHA BW'S Original (4VU / 4VU8 / 5LE / 5MM / 5NT3-3WW / 4VV / SA061) 50 1997-2002
YAMAHA BW'S R (5XS1-SA061) 50 2001-2001
YAMAHA NS Aerox (SA421) 50 2013-2016
YAMAHA NS Aerox Naked (SA424) 50 2013-2016