| Product Type | Sprockets & Components (Rear) |
|---|---|
| Product Group | Chain & Sprockets |
| Catalogue | ATV, ROAD |
| Number of Teeth | 40.0 |
| Pitch | |
| Links | |
| Chain Colour | |
| Chain Type | |
| Sprocket Material | |
| Sprocket Type |
REAR SPROCKET STEEL 40 [JTR1478.40] 520, POLARIS / KAWASAKI
Part No. SR1478-40.S (oro2u.com)
REAR DRIVE SPROCKET STEEL 40 TEETH [JTR1478.40] 520
520 Chain conversion
Fitment:
KAWASAKI
ZX400 C2 (Z400F2) 1984-1987
GPZ400 1984-1997
GPZ550 (ZX550A1-A6) Unitrack 1984-1992
ZX-6R (ZX600 G1-G2,J1-J3) Ninja 1998-2002
ZX-6RR (ZX600 K1,M1) Ninja 2003-2004
ZX-6R (ZX636 A1P) Ninja 2002
ZX-6R (ZX636 B1,B2) Ninja 2003-2004
ZX-7RR (ZX750 N1-N2) 1996-1999
Zx-10R (ZX1000 C1-C2) Ninja 2004-2005
ZX-10R (ZX1000 D6F,D7F) Ninja 2006-2007
ZX-10R (ZX1000 E8F,E9F,FAF) Ninja 2008-2010
ZX-10R (ZX1000 JBF,JCF,JDF,JDF,JEF,JFF) 2011-2015
ZX-10R Ninja ABS (ZX1000 KBF,KCF,KDF,KEF,KFF) 2011-2015
ZX-10R Ninja (ZX1000 RGF,RGFA,RHF,RHFA) 2016-2018
ZX-10R (ZX1002 FKF,FKFA) Ninja 2019
ZX-10R Ninja ABS (SGF,SGFA,SHF,SHFA,SJF,SJFA) 2016-2018
ZX-10R (ZX100 RHFA) Ninja KRT ABS 2016-2018
ZX-10RR (ZX1000 ZHF) Ninja ABS 2017-2018
ZX-10RR (ZX1002 GKF) Ninja 2019
ZX1000 GDF Ninja 1000 2013
ZX1000 HDF,MEF,MFF,WHF Ninja 1000 ABS 2013-2019
POLARIS
250 Cyclone 1987
250 Scramble 1985-1986
250 Trailer Blazer 1990-1995
250 Trailer Blazer ES 1996-1999
250 Trailer Blazer 2000-2003
250 Trail Boss 1985-1999
250 Trail Boss 2×4 1985-1993
300 2×4 1995-1996
300 2×4 1995-1996
300 Xpress 1996-1999
325 Trail Boss 2×4 2000-2002
330 Trail Blazer 2×4 2008-2010
350L Trail Boss 2×4 1990-1993
400L 2×4 1994-1995
400L Sport 1994-1999
400 Xpress 2×4 1996-1999
400 Scrambler 4×4 / 2×4 2000-2002
400 Scrambler 2000-2001
400 Trail Blazer 2×4 2003
500 Scrambler 4×4 2000-2011
4WD models
Rear Mid Axle
250 Trail Boss 4X4 1987-1992
250 4×4 1993
250 Xplorer 4×4 2001-2002
300 Xplorer 4×4 1996-1999
300 4×4 1994-1995
350L Trial Bozz 4×4 1990-1991
350L 4×4 1992-1993
350L Trail Boss / Sportsman 4×4 1993
400L 4×4 1994
400 Scrambler 4×4 1995-1999
400 Sportsman 4×4 1994-1996
400 Xplorer 4×4 1995-1999
425 Magnum 4×4 1995-1998
4×6 Models
Rear – Mid Axle 1, Mid Axle 2 , Rear Axle
250 Big Boss 1989-1992
6WD Models
Rear
Mid Axle 1, Mid Axle 2, Rear Axle
250 Big Boss 6×6 1991-1992
250 6×6 1993
300 6×6 1994
350L 6×6 1993
400L 1994-1998
425 Magnum 1996
– Made with C45 high-carbon steel.
– Each sprocket is heat treated and sandblasted to lower surface tension.
– Meet or exceed the highest-quality compound standards set by the motorcycle industry.
– Finished in Powder Coated Black or Silver BZP brigth zinc plated see image.
– oro2u products are a high quality replacement part and carries our guarantee of your satisfaction.
Cross reference numbers.
AT-03278-5
For full information on our delivery and returns policy please click the links below.
Form

![REAR SPROCKET STEEL 40 [JTR1478.40] 520, POLARIS / KAWASAKI](https://s3.us-west-2.amazonaws.com/exciting-dubinsky.52-56-113-123/wp-content/uploads/2025/09/25015932/stock76701_2-1.jpg)
![REAR SPROCKET STEEL 40 [JTR1478.40] 520, POLARIS / KAWASAKI - Image 2](https://s3.us-west-2.amazonaws.com/exciting-dubinsky.52-56-113-123/wp-content/uploads/2025/09/25015927/stock76701_1-1.jpg)
![REAR SPROCKET STEEL 40 [JTR1478.40] 520, POLARIS / KAWASAKI - Image 3](https://s3.us-west-2.amazonaws.com/exciting-dubinsky.52-56-113-123/wp-content/uploads/2025/09/25015935/stock76701_4-1.jpg)
![REAR SPROCKET STEEL 40 [JTR1478.40] 520, POLARIS / KAWASAKI - Image 4](https://s3.us-west-2.amazonaws.com/exciting-dubinsky.52-56-113-123/wp-content/uploads/2025/09/25015937/stock76701_3-1.jpg)

