Kx250 1992

[Yocka]

Can anyone tell the correct oem exhaust springs length.

[Sandblaster]

Hello and welcome to the forum Yocka!
I believe they are 67mm.
P/N 92081-1526
Here is a link to some for sale on eBay:
http://www.ebay.com/itm/Helix-Racing-Zi ... c8&vxp=mtr

I can tell you that it fits the following bikes:
1982 KX125-B1 KX125
1983 KDX200-A1 KDX200 (KDX200-A1)
1983 KDX200-A1 KDX200 (KDX200-A2-A3)
1983 KX125-B2 KX125
1983 KX250-C1 KX250 ('83 KX250-C1)
1983 KX250-C1 KX250 ('84 KX250-C2)
1984 KDX200-A2 KDX200 (KDX200-A1)
1984 KDX200-A2 KDX200 (KDX200-A2-A3)
1984 KX125-C1 KX125
1984 KX250-C2 KX250 ('83 KX250-C1)
1984 KX250-C2 KX250 ('84 KX250-C2)
1984 KXT250-A1 Tecate ('84 A1)
1984 KXT250-A1 Tecate ('85 A2)
1985 KDX200-A3 KDX200 (KDX200-A1)
1985 KDX200-A3 KDX200 (KDX200-A2-A3)
1985 KX125-D1 KX125
1985 KX250-D1 KX250
1985 KX500-B1 KX500
1985 KXT250-A2 Tecate ('84 A1)
1985 KXT250-A2 Tecate ('85 A2)
1986 KX125-E1 KX125
1986 KX250-D2 KX250
1986 KXT250-B1 Tecate
1987 KX250-E1 KX250
1987 KXT250-B2 Tecate
1982 KX125-B1 KX125
1983 KDX200-A1 KDX200 (KDX200-A1)
1983 KDX200-A1 KDX200 (KDX200-A2-A3)
1983 KX125-B2 KX125
1983 KX250-C1 KX250 ('83 KX250-C1)
1983 KX250-C1 KX250 ('84 KX250-C2)
1984 KDX200-A2 KDX200 (KDX200-A1)
1984 KDX200-A2 KDX200 (KDX200-A2-A3)
1984 KX125-C1 KX125
1984 KX250-C2 KX250 ('83 KX250-C1)
1984 KX250-C2 KX250 ('84 KX250-C2)
1985 KDX200-A3 KDX200 (KDX200-A1)
1985 KDX200-A3 KDX200 (KDX200-A2-A3)
1985 KX125-D1 KX125
1985 KX250-D1 KX250
1985 KX500-B1 KX500
1986 KDX200-C1 KDX200 (S)
1986 KX125-E1 KX125
1986 KX250-D2 KX250
1987 KDX200-C2 KDX200 (S)
1987 KX250-E1 KX250
1988 KDX200-C3 KDX200 (S)
1988 KX250-F1 KX250 (S)
1989 KX250-G1 KX250 (S)
1990 KX250-H1 KX250
1991 KDX250-D1 KDX250
1991 KX250-H2 KX250
1992 KDX250-D2 KDX250
1992 KX250-J1 KX250
1993 KDX250-D3 KDX250
1993 KX250-J2 KX250
1994 KDX250-D4 KDX250
1994 KX250-K1 KX250 (S)
1994 ZX900-B1 Ninja ZX-9R
1995 KX250-K2 KX250 (S)
1995 ZX900-B2 Ninja ZX-9R
1996 KX250-K3 KX250 (S)
1996 ZX900-B3 Ninja ZX-9R
1997 KX250-K4 KX250 (S)
1997 ZX900-B4 Ninja ZX-9R
1998 KX250-K5 KX250 (S)
1999 KX250-L1 KX250 (S)
2000 KX250-L2 KX250 (S)

You should be able to measure the length with your pipe installed and verify my length.
Post some pics of your bike when you can.
we'd love to see it.