1999-2004 IRS Cobra Heavy Duty Half-Shaft shown above.
Features:
- Improved design and material with higher hp/torque capacity, and able to withstand more abuse than the factory half-shafts.
- Bench testing has shown an overall strength increase of 32% over factory.
- The shafts themselves are made from 4340 gun drilled aircraft-grade steel and then honed.
- Both the inner and outer CV joints have been upgraded for durability, which is typically the breaking point of a factory shaft.
- Both the inner and outer cages are made of 4340 steel, which is 200% stronger than factory.
- The joint outer housings are cryogenically treated and contain cooling fins, which also provide some weight reduction.
- The wheel and differential end joint is a 2-piece design, which helps in joint and/or seal replacement.
- With this added strength, each half-shaft weighs only 3.2 lbs. more than a factory half-shaft(2003-2004 Cobra)!!!
- Warranted to be free from manufacturers defects.
- Available for 1999 IRS Cobra which feature a 28-spline design both inner and outer, and also for the 2001-2004 IRS Cobra which feature a 31-spline inner and 28-spline outer.
- Similar designs currently be used on 750+ hp Viper's!!!
| PART# | DESCRIPTION | PRICE |
| MS18HS001 | 2001-2004 IRS Cobra Heavy Duty IRS Half-Shafts-Pair | $1499.99 |
| MS2U003 | 1999 IRS Cobra Heavy Duty IRS Half-Shafts-Pair | $1499.99 |
Heavy Duty Half-Shaft shown above.
Inner Joint shown above.
Outer Joint shown above.