FORK SEAL KIT 48×57.9×9.5/11.5, 48600347, 48601414

This Fork Oil Seal Only Kit (Part No. 57-019.FIR) is a high-performance replacement set designed for motorcycles with 48 mm forks. Manufactured to exceed OEM standards, the seals ensure superior sealing, reduced friction, and extended durability. Suitable for demanding off-road and performance applications, this kit is compatible with a wide range of KTM, Husqvarna, Gas-Gas, Triumph, and Ohlins-equipped models.

Features

• Quality seals that stand up to the toughest conditions and last up to 3 times longer than OEM seals

• Fork seals sourced from OE factories, identical to top branded sets

• 30% less friction than conventional seals

• Smooth fork stroke enabled by triple sealing lips

• Includes 2 fork seals—sufficient to rebuild both forks

• Manufactured using high-tech materials for unmatched reliability and performance

• Designed for durability and built to exacting standards

• Meets or exceeds OEM quality

• Direct OEM replacement

• Please see image before ordering to avoid mistakes

• Best value for money

• FIR products are high quality replacement parts

Specifications

• Fork tube diameter: 48 mm

• Includes: 2 fork seals (one pair)

• Designed for both standard and high-performance suspension systems

Cross-Reference OEM Part Numbers

• All Balls 55-114

• MX-08037

• Gamma 55-114

• KK 6701-087

• Kimpex 206570

• AB 55-131

• 35-1040

• Q319 E8216

• DC4 48x58x9.5/11.5

• 48600347

• 48601414

Vehicle Fitments

• Husqvarna
  CR 125 2009–2014
  SMR 310 2010–2012
  SMR 510 2010–2018
  TC 250/310/449/450/510 2010–2014
  TCX 511 2011–2013
  TE 250/310/449/450/510/511 2010–2018
  TXC 250/310/449/450/510/511 2010–2018
  WR 125/250/300 2009–2014
  
  

• KTM
  SX 300 2000–2001
  SX 380 2000–2001
  Extensive fitment list covering EXC, SX, MXC, SMR, XC, XC-W, SMC, Adventure, Duke, Supermoto, Rallye, and others from 2001–2018 (see full vehicle compatibility details for complete model list)

• Gas-Gas (Ohlins-equipped models)
  EC125/200/250/300 2003–2008
  EC450FSE/FSR 2003–2008
  MC125/250/450FSR 2003–2008
  SM125/250/450FSE/FSR 2003–2008
  EC250 2012

• Triumph
  Tiger Explorer 1200 XC/XCA/XCX/XR/XRT/XRX 2016