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    MFactory WRX 1st-5th Helical W/ 2 Piece Mainshaft
    MFactory WRX 1st-5th Helical W/ 2 Piece Mainshaft
    MFactory WRX 1st-5th Helical W/ 2 Piece Mainshaft
    MFactory WRX 1st-5th Helical W/ 2 Piece Mainshaft

    MFactory WRX 1st-5th Helical W/ 2 Piece Mainshaft


    MFactory WRX 5 Speed 1st-5th Helical Gear Set, Includes 2 Piece Mainshaft
    RATIOS: (3.270 1st, 2.285 2nd, 1.667 3rd, 1.238 4th, 0.958 5th)
    PN# MF-TRS-01WRX
    • Made from imported Japanese SAE 8620 and 4320 Steel
    • Forged, Double Tempered and Super Sub-Zero treated for unsurpassed toughness
    • Advanced Shot Peening technology increases surface hardness
    • Advanced gear geometry designed using industry-leading software puts more power to the ground