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1" 48-Spline & 1-1/4" 49-Spline NASCAR

1" 48-Spline & 1-1/4" 49-Spline NASCAR

Part of our Torque Tough™ family, our premium NASCAR Sway Bars offer the same consistent spring rate and durability, but with the greater strength required for championship NASCAR races.

RECOMMENDED APPLICATIONS

NASCAR®, Late Models

SOLID BARS

  • 1-1/4" OD 49-spline bars, available from 3/4" to 1-1/2" shaft diameters (in .062 increments)
  • Also available 1" OD 48-spline from 3/4" to 1-1/4" shaft diameters (in .062 increments)
  • Timed for perfect arm alignment for bar interchange
  • Double heat-treated, OD polished and zinc coated to prevent corrosion
  • CNC turned

HOLLOW BARS—16 bar combinations!

  • 1-1/4" 49-spline ends with shaft diameters from .910" to 1.25" (in .030 increments) and 1.25" to 1.50" (in .062 increments)
  • All have .750" ID
  • Timed for perfect arm alignment for bar interchange
  • OD polished and zinc coated to prevent corrosion
  • CNC turned and double heat-treated

NOTES

Click here for our sway bar rate table.

SOLID, 1" OD,
48-SPLINE SWAY BARS, 37-1/2"

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PART # DESCRIPTION
602F-100-75 Turned Down — 3/4"
602F-100-81 Turned Down — 13/16"
602F-100-87 Turned Down — 7/8"
602F-100-93 Turned Down — 15/16"
602F-100-100 Straight Bar 1"
602F-100-106 Stepped Up — 1-1/16"
602F-100-112 Stepped Up — 1-1/8"
602F-100-118 Stepped Up — 1-3/16"
602F-100-125 Stepped Up — 1-1/4"

SOLID, 1-1/4" OD,
49-SPLINE SWAY BARS, 37-1/2"

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PART # DESCRIPTION
609F-125-75 Turned Down — 3/4"
609F-125-81 Turned Down — 13/16"
609F-125-87 Turned Down — 7/8"
609F-125-93 Turned Down — 15/16"
609F-125-100 Turned Down — 1"
609F-125-106 Turned Down — 1-1/16"
609F-125-112 Turned Down — 1-1/8"
609F-125-118 Turned Down — 1-3/16"
609F-125-125 Straight Bar 1-1/4"
609F-125-131 Stepped Up — 1-5/16"
609F-125-137 Stepped Up — 1-3/8"
609F-125-143 Stepped Up — 1-7/16"
609F-125-150 Stepped Up — 1-1/2"

HOLLOW, 1-1/4" OD,
49-SPLINE SWAY BARS, 37-1/2"

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PART # DESCRIPTION
608-49-91 Turned Down — .91"
608-49-94 Turned Down — .94"
608-49-97 Turned Down — .97"
608-49-100 Turned Down — 1.00"
608-49-103 Turned Down — 1.03"
608-49-106 Turned Down — 1.06"
608-49-109 Turned Down — 1.09"
608-49-112 Turned Down — 1.12"
608-49-115 Turned Down — 1.15"
608-49-118 Turned Down — 1.18"
608-49-121 Turned Down — 1.21"
608-49-125 Straight Bar — 1.250"
608-49-131 Stepped Up — 1.312"
608-49-137 Stepped Up — 1.375"
608-49-143 Stepped Up — 1.43"
608-49-150 Stepped Up — 1.50"