Honda OEM Part 51403-KF0-003 SEAT, SPRING (SHOWA)
- Product Code: 51403-KF0-003
$4.77
- Genuine Honda OEM part
- New in original packaging
- Fits the models listed in the fitment chart
- Easy, no-hassle returns
This product is vehicle specific.
Find your vehicle to make sure this part fits before you order.
Ships in 4 to 9 days
Genuine Honda OEM Seat, Spring (SHOWA) (part number 51403-KF0-003) from the Front Fork diagram. It fits Honda VTR1000FA, VTR1000FAC, NC700XAC, CBF300NAAC, CRF250FA, CRF250FAC and 35 more built from 1983 to 2026.
Fits these models
- NT650A: 1988–1990
- NT650AC: 1988–1991
- CBR600F3A: 1995–1996, 1998
- VFR800FIA: 1998–2001
- VFR800FIAC: 1998–2001
- VTR1000FA: 1998–2005
- VTR1000FAC: 1998–2005
- NC700XAC: 2012–2013, 2016–2017
- NC700XDAC: 2012–2013, 2016–2017
- NC700XA: 2015–2017
- CTX700DA: 2016–2018
- CTX700DAC: 2016–2018
- CBF300NAAC: 2019–2022
- CRF250FA: 2019–2025
- CRF250FAC: 2019–2025
- and 26 more models
See the Fitment tab for the full list with model codes.
Need Help Finding the Right Part?
Not sure it fits? Ask before you order — our team will check the part for your machine.
For a faster answer, include:
Year, make and model of your machine
VIN or frame / serial number
OEM part number or a photo of the old part
Find your ride
Check your current ride below to confirm product compatibility.
Honda
2026
2025
2024
2023
2022
2021
- CBF300NAAC (21) MOTORCYCLE, THA, VIN# MLHNC555-M5100001 TO MLHNC555-M5199999
- CBF300NAC (21) MOTORCYCLE, THA, VIN# MLHNC551-M5100001 TO MLHNC551-M5199999
- CRF250FA (21) MOTORCYCLE, BRA, VIN# 9C2ME134-MR400001 TO 9C2ME134-MR499999
- CRF250FAC (21) MOTORCYCLE, BRA, VIN# 9C2ME131-MR100001 TO 9C2ME131-MR199999
2020
2019
- CB300RAAC (19) MOTORCYCLE, THA, VIN# MLHNC554-K5000001 TO MLHNC554-K5099999
- CB300RAC (19) MOTORCYCLE, THA, VIN# MLHNC550-K5000001 TO MLHNC550-K5099999
- CBF300NAAC (19) MOTORCYCLE, THA, VIN# MLHNC554-K5000001 TO MLHNC554-K5099999
- CBF300NAC (19) MOTORCYCLE, THA, VIN# MLHNC550-K5000001 TO MLHNC550-K5099999
- CRF250FA (19) MOTORCYCLE, BRA, VIN# 9C2ME134-KR000001 TO 9C2ME134-KR099999
- CRF250FAC (19) MOTORCYCLE, BRA, VIN# 9C2ME131-KR100001 TO 9C2ME131-KR199999
2018
2017
- CB1100CAAC (17) CB100CA, JPN, VIN# JH2SC651-HK300001 TO JH2SC651-HK399999
- CTX700DA (17) CTX700D, JPN, VIN# JH2RC694-HK300001 TO JH2RC694-HK399999
- CTX700DAC (17) CTX700D, JPN, VIN# JH2RC695-HK300001 TO JH2RC695-HK399999
- NC700XA (17) NC700X, JPN, VIN# JH2RC870-HK100001
- NC700XAC (17) NC700X, JPN, VIN# JH2RC871-HK100001
- NC700XDA (17) NC700XD, JPN, VIN# JH2RC874-HK100001
- NC700XDAC (17) NC700XD, JPN, VIN# JH2RC875-HK100001
2016
- CTX700A (16) CTX700, JPN, VIN# JH2RC690-GK200001 TO JH2RC690-GK299999
- CTX700AC (16) CTX700, JPN, VIN# JH2RC691-GK200001 TO JH2RC691-GK299999
- CTX700DA (16) CTX700D, JPN, VIN# JH2RC694-GK200001 TO JH2RC694-GK299999
- CTX700DAC (16) CTX700D, JPN, VIN# JH2RC695-GK200001 TO JH2RC695-GK299999
- CTX700NA (16) CTX700N, JPN, VIN# JH2RC680-GK200001 TO JH2RC680-GK299999
- CTX700NAC (16) CTX700N, JPN, VIN# JH2RC681-GK200001 TO JH2RC681-GK299999
- CTX700NDA (16) CTX700ND, JPN, VIN# JH2RC684-GK200001 TO JH2RC684-GK299999
- CTX700NDAC (16) CTX700ND, JPN, VIN# JH2RC685-GK200001 TO JH2RC685-GK299999
- NC700XA (16) NC700X, JPN, VIN# JH2RC870-GK000001 TO JH2RC870-GK099999
- NC700XAC (16) NC700X, JPN, VIN# JH2RC871-GK000001 TO JH2RC871-GK099999
- NC700XDA (16) NC700XD, JPN, VIN# JH2RC874-GK000001 TO JH2RC874-GK099999
- NC700XDAC (16) NC700XD, JPN, VIN# JH2RC875-GK000001 TO JH2RC875-GK099999
2015
2014
2013
2012
2005
2004
2003
2002
2001
2000
1999
1998
- CBR600F3A (98) MOTORCYCLE, JPN, VIN# JH2PC250-WM700001
- VFR800FIA (98) INTERCEPTOR, JPN, VIN# JH2RC460-WM000001
- VFR800FIAC (98) INTERCEPTOR, JPN, VIN# JH2RC461-WM000001
- VTR1000FA (98) MOTORCYCLE, JPN, VIN# JH2SC360-WM000001 TO JH2SC360-WM099999
- VTR1000FAC (98) MOTORCYCLE, JPN, VIN# JH2SC361-WM000001 TO JH2SC361-WM099999
1996
1990
1989
1988
- Honda CRF300FA (26) MOTORCYCLE, BRA, VIN# 9C2NE074-TR400001 TO 9C2NE074-TR499999 FRONT FORK
- Honda CRF300FAC (26) MOTORCYCLE, BRA, VIN# 9C2NE071-TR100001 TO 9C2NE071-TR199999 FRONT FORK
- Honda CMX300A (25) MOTORCYCLE, THA, VIN# MLHNC530-S5800001 TO MLHNC530-S5999999 FRONT FORK
- Honda CMX300A3AC (25) MOTORCYCLE, THA, VIN# MLHNC535-S5800001 TO MLHNC535-S5999999 FRONT FORK
- Honda CRF250FA (25) MOTORCYCLE, BRA, VIN# 9C2ME134-SR400001 FRONT FORK
- Honda CRF250FAC (25) MOTORCYCLE, BRA, VIN# 9C2ME131-SR100001 FRONT FORK
- Honda CRF250FA (24) MOTORCYCLE, BRA, VIN# 9C2ME134-RR400001 TO 9C2ME134-RR499999 FRONT FORK
- Honda CRF250FAC (24) MOTORCYCLE, BRA, VIN# 9C2ME131-RR100001 TO 9C2ME131-RR199999 FRONT FORK
- Honda CRF250FA (23) MOTORCYCLE, BRA, VIN# 9C2ME134-PR400001 TO 9C2ME134-PR499999 FRONT FORK
- Honda CRF250FAC (23) MOTORCYCLE, BRA, VIN# 9C2ME131-PR100001 TO 9C2ME131-PR999999 FRONT FORK
- Honda CBF300NAAC (22) MOTORCYCLE, THA, VIN# MLHNC555-N5200001 TO MLHNC555-N5299999 FRONT FORK (1)
- Honda CRF250FA (22) MOTORCYCLE, BRA, VIN# 9C2ME134-NR400001 TO 9C2ME134-NR499999 FRONT FORK
- Honda CRF250FAC (22) MOTORCYCLE, BRA, VIN# 9C2ME131-NR100001 TO 9C2ME131-NR199999 FRONT FORK
- Honda CBF300NAAC (21) MOTORCYCLE, THA, VIN# MLHNC555-M5100001 TO MLHNC555-M5199999 FRONT FORK (1)
- Honda CBF300NAC (21) MOTORCYCLE, THA, VIN# MLHNC551-M5100001 TO MLHNC551-M5199999 FRONT FORK (1)
- Honda CRF250FA (21) MOTORCYCLE, BRA, VIN# 9C2ME134-MR400001 TO 9C2ME134-MR499999 FRONT FORK
- Honda CRF250FAC (21) MOTORCYCLE, BRA, VIN# 9C2ME131-MR100001 TO 9C2ME131-MR199999 FRONT FORK
- Honda CB300RAAC (20) MOTORCYCLE, THA, VIN# MLHNC555-L5000001 FRONT FORK
- Honda CBF300NAAC (20) MOTORCYCLE, THA, VIN# MLHNC555-L5000001 TO MLHNC555-L5099999 FRONT FORK (1)
- Honda CRF250FA (20) MOTORCYCLE, BRA, VIN# 9C2ME134-LR400001 TO 9C2ME134-LR499999 FRONT FORK
- Honda CRF250FAC (20) MOTORCYCLE, BRA, VIN# 9C2ME131-LR100001 TO 9C2ME131-LR199999 FRONT FORK
- Honda CB300RAAC (19) MOTORCYCLE, THA, VIN# MLHNC554-K5000001 TO MLHNC554-K5099999 FRONT FORK
- Honda CB300RAC (19) MOTORCYCLE, THA, VIN# MLHNC550-K5000001 TO MLHNC550-K5099999 FRONT FORK
- Honda CBF300NAAC (19) MOTORCYCLE, THA, VIN# MLHNC554-K5000001 TO MLHNC554-K5099999 FRONT FORK (1)
- Honda CBF300NAC (19) MOTORCYCLE, THA, VIN# MLHNC550-K5000001 TO MLHNC550-K5099999 FRONT FORK (1)
- Honda CRF250FA (19) MOTORCYCLE, BRA, VIN# 9C2ME134-KR000001 TO 9C2ME134-KR099999 FRONT FORK
- Honda CRF250FAC (19) MOTORCYCLE, BRA, VIN# 9C2ME131-KR100001 TO 9C2ME131-KR199999 FRONT FORK
- Honda CTX700DA (18) MOTORCYCLE, JPN, VIN# JH2RC694-JK400001 FRONT FORK
- Honda CTX700DAC (18) MOTORCYCLE, JPN, VIN# JH2RC695-JK400001 FRONT FORK
- Honda CTX700NDA (18) MOTORCYCLE, JPN, VIN# JH2RC684-JK300001 FRONT FORK
- Honda CTX700NDAC (18) MOTORCYCLE, JPN, VIN# JH2RC685-JK300001 FRONT FORK
- Honda CB1100CAAC (17) CB100CA, JPN, VIN# JH2SC651-HK300001 TO JH2SC651-HK399999 FRONT FORK (1)
- Honda CTX700DA (17) CTX700D, JPN, VIN# JH2RC694-HK300001 TO JH2RC694-HK399999 FRONT FORK
- Honda CTX700DAC (17) CTX700D, JPN, VIN# JH2RC695-HK300001 TO JH2RC695-HK399999 FRONT FORK
- Honda NC700XA (17) NC700X, JPN, VIN# JH2RC870-HK100001 FRONT FORK
- Honda NC700XAC (17) NC700X, JPN, VIN# JH2RC871-HK100001 FRONT FORK
- Honda NC700XDA (17) NC700XD, JPN, VIN# JH2RC874-HK100001 FRONT FORK
- Honda NC700XDAC (17) NC700XD, JPN, VIN# JH2RC875-HK100001 FRONT FORK
- Honda CTX700A (16) CTX700, JPN, VIN# JH2RC690-GK200001 TO JH2RC690-GK299999 FRONT FORK
- Honda CTX700AC (16) CTX700, JPN, VIN# JH2RC691-GK200001 TO JH2RC691-GK299999 FRONT FORK
- Honda CTX700DA (16) CTX700D, JPN, VIN# JH2RC694-GK200001 TO JH2RC694-GK299999 FRONT FORK
- Honda CTX700DAC (16) CTX700D, JPN, VIN# JH2RC695-GK200001 TO JH2RC695-GK299999 FRONT FORK
- Honda CTX700NA (16) CTX700N, JPN, VIN# JH2RC680-GK200001 TO JH2RC680-GK299999 FRONT FORK
- Honda CTX700NAC (16) CTX700N, JPN, VIN# JH2RC681-GK200001 TO JH2RC681-GK299999 FRONT FORK
- Honda CTX700NDA (16) CTX700ND, JPN, VIN# JH2RC684-GK200001 TO JH2RC684-GK299999 FRONT FORK
- Honda CTX700NDAC (16) CTX700ND, JPN, VIN# JH2RC685-GK200001 TO JH2RC685-GK299999 FRONT FORK
- Honda NC700XA (16) NC700X, JPN, VIN# JH2RC870-GK000001 TO JH2RC870-GK099999 FRONT FORK
- Honda NC700XAC (16) NC700X, JPN, VIN# JH2RC871-GK000001 TO JH2RC871-GK099999 FRONT FORK
- Honda NC700XDA (16) NC700XD, JPN, VIN# JH2RC874-GK000001 TO JH2RC874-GK099999 FRONT FORK
- Honda NC700XDAC (16) NC700XD, JPN, VIN# JH2RC875-GK000001 TO JH2RC875-GK099999 FRONT FORK
- Honda CTX700A (15) CTX700, JPN, VIN# JH2RC690-FK100001 FRONT FORK
- Honda CTX700NA (15) CTX700N, JPN, VIN# JH2RC680-FK100001 FRONT FORK
- Honda NC700XA (15) NC700X, JPN, VIN# JH2RC630-FK100001 FRONT FORK
- Honda CB1100AC (14) MOTORCYCLE, JPN, VIN# JH2SC651-EK100001 FRONT FORK
- Honda CB1100SAAC (14) MOTORCYCLE, JPN, VIN# JH2SC658-EK000001 FRONT FORK
- Honda CB1100AAC (13) MOTORCYCLE, JPN, VIN# JH2SC655-DK000001 FRONT FORK
- Honda CB1100AC (13) MOTORCYCLE, JPN, VIN# JH2SC651-DK000001 FRONT FORK
- Honda NC700XAC (13) NC700X, JPN, VIN# JH2RC635-DK100001 FRONT FORK
- Honda NC700XDAC (13) NC700XD, JPN, VIN# JH2RC631-DK100001 FRONT FORK
- Honda NC700XAC (12) NC700X, JPN, VIN# JH2RC635-CK000001 TO JH2RC635-CK099999 FRONT FORK
- Honda NC700XDAC (12) NC700XD, JPN, VIN# JH2RC631-CK000001 TO JH2RC631-CK099999 FRONT FORK
- Honda NT700VAAC (11) NT700VA, ITA, VIN# ZDCRC595-BF010001 FRONT FORK
- Honda VTR1000FA (05) MOTORCYCLE, JPN, VIN# JH2SC360-5M700001 FRONT FORK
- Honda VTR1000FAC (05) MOTORCYCLE, JPN, VIN# JH2SC361-5M700001 FRONT FORK
- Honda VTR1000FA (04) MOTORCYCLE, JPN, VIN# JH2SC360-4M600001 TO JH2SC360-4M699999 FRONT FORK
- Honda VTR1000FAC (04) MOTORCYCLE, JPN, VIN# JH2SC361-4M600001 TO JH2SC361-4M699999 FRONT FORK
- Honda VTR1000FA (03) MOTORCYCLE, JPN, VIN# JH2SC360-3M500001 TO JH2SC360-3M599999 FRONT FORK
- Honda VTR1000FAC (03) MOTORCYCLE, JPN, VIN# JH2SC361-3M500001 TO JH2SC361-3M599999 FRONT FORK
- Honda VTR1000FA (02) MOTORCYCLE, JPN, VIN# JH2SC360-2M400001 TO JH2SC360-2M499999 FRONT FORK
- Honda VTR1000FAC (02) MOTORCYCLE, JPN, VIN# JH2SC361-2M400001 TO JH2SC361-2M499999 FRONT FORK
- Honda VFR800FIA (01) INTERCEPTOR, JPN, VIN# JH2RC460-1M300001 FRONT FORK
- Honda VFR800FIAC (01) INTERCEPTOR, JPN, VIN# JH2RC461-1M300001 FRONT FORK
- Honda VTR1000FA (01) MOTORCYCLE, JPN, VIN# JH2SC360-1M300001 TO JH2SC360-1M399999 FRONT FORK
- Honda VTR1000FAC (01) MOTORCYCLE, JPN, VIN# JH2SC361-1M300001 TO JH2SC361-1M399999 FRONT FORK
- Honda VFR800FIA (00) INTERCEPTOR, JPN, VIN# JH2RC460-YM200001 FRONT FORK
- Honda VFR800FIAC (00) INTERCEPTOR, JPN, VIN# JH2RC461-YM200001 FRONT FORK
- Honda VTR1000FA (00) MOTORCYCLE, JPN, VIN# JH2SC360-YM200001 TO JH2SC360-YM299999 FRONT FORK
- Honda VTR1000FAC (00) MOTORCYCLE, JPN, VIN# JH2SC361-YM200001 TO JH2SC361-YM299999 FRONT FORK
- Honda VFR800FIA (99) INTERCEPTOR, JPN, VIN# JH2RC460-XM100001 FRONT FORK
- Honda VFR800FIAC (99) INTERCEPTOR, JPN, VIN# JH2RC461-XM100001 FRONT FORK
- Honda VTR1000FA (99) MOTORCYCLE, JPN, VIN# JH2SC360-XM100001 TO JH2SC360-XM199999 FRONT FORK
- Honda VTR1000FAC (99) MOTORCYCLE, JPN, VIN# JH2SC361-XM100001 TO JH2SC361-XM199999 FRONT FORK
- Honda CBR600F3A (98) MOTORCYCLE, JPN, VIN# JH2PC250-WM700001 FRONT FORK
- Honda VFR800FIA (98) INTERCEPTOR, JPN, VIN# JH2RC460-WM000001 FRONT FORK
- Honda VFR800FIAC (98) INTERCEPTOR, JPN, VIN# JH2RC461-WM000001 FRONT FORK
- Honda VTR1000FA (98) MOTORCYCLE, JPN, VIN# JH2SC360-WM000001 TO JH2SC360-WM099999 FRONT FORK
- Honda VTR1000FAC (98) MOTORCYCLE, JPN, VIN# JH2SC361-WM000001 TO JH2SC361-WM099999 FRONT FORK
- Honda VF750C2A (97) MAGNA, JPN, VIN# JH2RC433-VM200001 FRONT FORK
- Honda CBR600F3A (96) SUPER SPORT, JPN, VIN# JH2PC250-TM500001 F3 FRONT FORK 95-96
- Honda CBR600SJRA (96) MOTORCYCLE, JPN, VIN# JH2PC253-TM550001 F3 FRONT FORK 95-96
- Honda VF750CA (96) MAGNA 750C, JPN, VIN# JH2RC430-TM200001 FRONT FORK
- Honda CBR600F3A (95) SUPER SPORT, JPN, VIN# JH2PC250-SM400009 F3 FRONT FORK 95-96
- Honda CBR600F2A (94) SUPER SPORT, JPN, VIN# JH2PC250-RM300001 TO JH2PC250-RM308445 F3 FRONT FORK 95-96
- Honda CBR600F2A (93) SUPER SPORT, JPN, VIN# JH2PC250-PM200003 TO JH2PC250-PM207591 F2 FRONT FORK 91-94
- Honda NT650AC (91) MOTORCYCLE, JPN, VIN# JH2RC311-MM300001 FRONT FORK
- Honda CB400FA (90) CB-1, JPN, VIN# JH2NC270-LM100001 FRONT FORK
- Honda NT650A (90) MOTORCYCLE, JPN, VIN# JH2RC310-LM200001 FRONT FORK
- Honda NT650AC (90) MOTORCYCLE, JPN, VIN# JH2RC311-LM200001 FRONT FORK
- Honda XL600VA (90) TRANSALP, JPN, VIN# JH2PD060-LM300001 FRONT FORK
- Honda CB400FA (89) CB-1, JPN, VIN# JH2NC270-KM000010 FRONT FORK
- Honda NT650A (89) MOTORCYCLE, JPN, VIN# JH2RC310-KM100011 FRONT FORK
- Honda NT650AC (89) MOTORCYCLE, JPN, VIN# JH2RC311-KM100019 FRONT FORK
- Honda XL600VA (89) TRANSALP, JPN, VIN# JH2PD060-KM200001 FRONT FORK
- Honda NT650A (88) MOTORCYCLE, JPN, VIN# JH2RC310-JM000007 TO JH2RC310-JM003038 FRONT FORK
- Honda NT650AC (88) MOTORCYCLE, JPN, VIN# JH2RC311-JM000007 TO JH2RC311-JM001093 FRONT FORK
- Honda XR350RA (85) MOTORCYCLE, JPN, VIN# JH2PE040-FK000015 TO JH2PE040-FK205671 FRONT FORK 84-85
- Honda XR350RA (84) MOTORCYCLE, JPN, VIN# JH2NE010-EM100006 TO JH2NE010-EM105444 FRONT FORK 84-85
- Honda XR350RA (83) MOTORCYCLE, JPN, VIN# JH2NE010-DM000023 TO JH2NE010-DM005646 FRONT FORK 83
Part Details
| Brand | Honda |
| Sku | 51403-KF0-003 |
| Name | SEAT, SPRING (SHOWA) |
Free Shipping on Orders Over $99
Free ground shipping on US orders over $99, with tracking. Delivery time is shown before you pay, so you know when it arrives.
Support From People Who Ride
Not sure about size or fit? Ask us before you order. Our team rides too and will help you pick what suits your bike.
Genuine OEM & Trusted Brands
OEM parts for Honda, Yamaha, Kawasaki, Can-Am, Polaris and more, plus gear from makers riders trust. No no-name imports.
Parts That Fit Your Machine
Enter your machine’s type, year, make and model, and we’ll show only the parts and gear that fit it.

