Homeβ€Ί Electrical, Charging and Starting > Starter and Related Componentsβ€Ί Standard Ignition RX-120 Starter Brush Set
Part #: RX-120

Standard Ignition RX-120 Starter Brush Set

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πŸš—Fitment: Chevrolet, GMC, Buick, Cadillac, Oldsmobile, Ford, and Pontiac, C1500, C2500, C3500, Jimmy, K1500, K2500, K3500, Blazer, G20, R1500 Suburban, V1500 Suburban, G2500, G30, P20, P30, R10 Suburban, R20, R20 Suburban, R30, V10 Suburban, V20 Suburban, V30, G3500, P2500, P3500, R2500, R3500, V3500, R10, V10, V20, R1500, R2500 Suburban, V1500, V2500, V2500 Suburban, C10, C10 Suburban, C20, C30, K10, K10 Suburban, K20, K30, K5 Blazer, C1500 Suburban, Riviera, Eldorado, Seville, Toronado, Electra, LeSabre, E-250 Econoline Club Wagon, E-350 Econoline, E-350 Econoline Club Wagon, F-150, F-250, F-350, Regal, C20 Suburban, C2500 Suburban, K1500 Suburban, K2500 Suburban, K20 Suburban, Century, DeVille, Fleetwood, Caprice, Impala, Custom Cruiser, Cutlass Supreme, Delta 88, Bonneville, Catalina, Grand Prix, Laurentian, Parisienne, and Cutlass
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Overview of Standard Ignition Starter Brush Set RX-120

The Standard Ignition Starter Brush Set RX-120 is designed to restore reliable starting performance for a range of vehicles including Buick, Cadillac, Chevrolet, Ford, GMC, Oldsmobile, and Pontiac models. This starter brush set features a 3/4 inch width, ensuring proper fit and function within compatible starter motors.

  • Starter brush width: 3/4 inch for precise fitment
  • Compatible with multiple GM and Ford trucks, SUVs, and sedans
  • Part number RX-120 for easy identification and replacement
  • Designed for use in starter and related components
  • Durable materials engineered for consistent electrical contact

Detailed Product Description

The RX-120 starter brush set from Standard Ignition is engineered to maintain optimal electrical conductivity within the starter motor assembly. The 3/4 inch brush width is critical for ensuring proper contact with the commutator, which helps deliver the necessary current to start the engine. This part is compatible with a wide range of vehicles, including Chevrolet Blazer, C10 Suburban, Caprice, and Impala; Ford F-150, F-250, and F-350; as well as Buick Century, Cadillac DeVille, and Pontiac Grand Prix models. The brush set is designed to replace worn brushes that can cause starting issues such as slow cranking or failure to start.

Compatible Vehicles and Applications

This starter brush set is compatible with the following makes and models:

  • Buick Century, LeSabre, Regal
  • Cadillac DeVille, Eldorado, Seville
  • Chevrolet Blazer, C10, C1500, Caprice, Impala
  • Ford F-150, F-250, F-350, E-250 Econoline, E-350 Econoline
  • GMC Jimmy, K1500, K2500, Sierra
  • Oldsmobile Cutlass, Delta 88
  • Pontiac Bonneville, Grand Prix, Catalina

Common Issues Addressed by Starter Brush Set RX-120

  • Starter motor slow cranking or intermittent operation
  • Failure to start due to worn or damaged brushes
  • Electrical contact loss within the starter motor
  • Starter motor noise caused by brush wear
  • Reduced starter motor efficiency and performance

Installation Notes and Tips

  • Ensure the starter motor is fully disconnected from the battery before installation
  • Inspect the commutator for wear or damage before replacing brushes
  • Clean the brush holder and surrounding components to prevent debris interference
  • Install brushes with correct orientation and secure firmly
  • Test starter motor operation after installation to confirm proper function

Quality Assurance and Warranty

Standard Ignition manufactures the RX-120 starter brush set to meet or exceed OEM specifications for durability and performance. While specific warranty details may vary, Standard Ignition products typically come with a limited warranty covering defects in materials and workmanship. This ensures confidence in the reliability of the starter brush set for your Buick, Cadillac, Chevrolet, Ford, GMC, Oldsmobile, or Pontiac vehicle.

BrandStandard Ignition
Part NumberRX-120
Width - Inches3/4

This part fits 290 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
1991ChevroletC15006.2LV8DIESELN/A
1991GMCC15006.2LV8DIESELN/A
1991GMCC25006.2LV8DIESELN/A
1991GMCC35006.2LV8DIESELN/A
1991GMCJimmy6.2LV8DIESELN/A
1991GMCK15006.2LV8DIESELN/A
1991GMCK25006.2LV8DIESELN/A
1991GMCK35006.2LV8DIESELN/A
1990ChevroletC25006.2LV8DIESELN/A
1990GMCC15006.2LV8DIESELN/A
1990GMCC25006.2LV8DIESELN/A
1990GMCC35006.2LV8DIESELN/A
1990GMCJimmy6.2LV8DIESELN/A
1990GMCK15006.2LV8DIESELN/A
1990GMCK25006.2LV8DIESELN/A
1990GMCK35006.2LV8DIESELN/A
1989ChevroletBlazer6.2LV8DIESELN/A
1989ChevroletC15006.2LV8DIESELN/A
1989ChevroletC25006.2LV8DIESELN/A
1989ChevroletG206.2LV8DIESELN/A
1989ChevroletK15006.2LV8DIESELN/A
1989ChevroletK25006.2LV8DIESELN/A
1989ChevroletR1500 Suburban6.2LV8DIESELN/A
1989ChevroletV1500 Suburban6.2LV8DIESELN/A
1989GMCC15006.2LV8DIESELN/A
1989GMCC25006.2LV8DIESELN/A
1989GMCC35006.2LV8DIESELN/A
1989GMCG25006.2LV8DIESELN/A
1989GMCJimmy6.2LV8DIESELN/A
1989GMCK15006.2LV8DIESELN/A
1989GMCK25006.2LV8DIESELN/A
1989GMCK35006.2LV8DIESELN/A
1989GMCR1500 Suburban6.2LV8DIESELN/A
1988ChevroletBlazer6.2LV8DIESELN/A
1988ChevroletC15006.2LV8DIESELN/A
1988ChevroletC25006.2LV8DIESELN/A
1988ChevroletC35006.2LV8DIESELN/A
1988ChevroletG206.2LV8DIESELN/A
1988ChevroletG306.2LV8DIESELN/A
1988ChevroletK15006.2LV8DIESELN/A
1988ChevroletK25006.2LV8DIESELN/A
1988ChevroletK35006.2LV8DIESELN/A
1988ChevroletP206.2LV8DIESELN/A
1988ChevroletP306.2LV8DIESELN/A
1988ChevroletR10 Suburban6.2LV8DIESELN/A
1988ChevroletR206.2LV8DIESELN/A
1988ChevroletR20 Suburban6.2LV8DIESELN/A
1988ChevroletR306.2LV8DIESELN/A
1988ChevroletV10 Suburban6.2LV8DIESELN/A
1988ChevroletV20 Suburban6.2LV8DIESELN/A
1988ChevroletV306.2LV8DIESELN/A
1988GMCC15006.2LV8DIESELN/A
1988GMCC25006.2LV8DIESELN/A
1988GMCC35006.2LV8DIESELN/A
1988GMCG25006.2LV8DIESELN/A
1988GMCG35006.2LV8DIESELN/A
1988GMCJimmy6.2LV8DIESELN/A
1988GMCK15006.2LV8DIESELN/A
1988GMCK25006.2LV8DIESELN/A
1988GMCK35006.2LV8DIESELN/A
1988GMCP25006.2LV8DIESELN/A
1988GMCP35006.2LV8DIESELN/A
1988GMCR1500 Suburban6.2LV8DIESELN/A
1988GMCR25006.2LV8DIESELN/A
1988GMCR35006.2LV8DIESELN/A
1988GMCV1500 Suburban6.2LV8DIESELN/A
1988GMCV35006.2LV8DIESELN/A
1987ChevroletBlazer6.2LV8DIESELN/A
1987ChevroletG206.2LV8DIESELN/A
1987ChevroletG306.2LV8DIESELN/A
1987ChevroletP206.2LV8DIESELN/A
1987ChevroletP306.2LV8DIESELN/A
1987ChevroletR106.2LV8DIESELN/A
1987ChevroletR10 Suburban6.2LV8DIESELN/A
1987ChevroletR206.2LV8DIESELN/A
1987ChevroletR20 Suburban6.2LV8DIESELN/A
1987ChevroletR306.2LV8DIESELN/A
1987ChevroletV106.2LV8DIESELN/A
1987ChevroletV10 Suburban6.2LV8DIESELN/A
1987ChevroletV206.2LV8DIESELN/A
1987ChevroletV20 Suburban6.2LV8DIESELN/A
1987ChevroletV306.2LV8DIESELN/A
1987GMCG25006.2LV8DIESELN/A
1987GMCG35006.2LV8DIESELN/A
1987GMCJimmy6.2LV8DIESELN/A
1987GMCP25006.2LV8DIESELN/A
1987GMCP35006.2LV8DIESELN/A
1987GMCR15006.2LV8DIESELN/A
1987GMCR1500 Suburban6.2LV8DIESELN/A
1987GMCR25006.2LV8DIESELN/A
1987GMCR2500 Suburban6.2LV8DIESELN/A
1987GMCR35006.2LV8DIESELN/A
1987GMCV15006.2LV8DIESELN/A
1987GMCV1500 Suburban6.2LV8DIESELN/A
1987GMCV25006.2LV8DIESELN/A
1987GMCV2500 Suburban6.2LV8DIESELN/A
1987GMCV35006.2LV8DIESELN/A
1986ChevroletC106.2LV8DIESELN/A
1986ChevroletC10 Suburban6.2LV8DIESELN/A
1986ChevroletC206.2LV8DIESELN/A
1986ChevroletC306.2LV8DIESELN/A
1986ChevroletG206.2LV8DIESELN/A
1986ChevroletG306.2LV8DIESELN/A
1986ChevroletK106.2LV8DIESELN/A
1986ChevroletK10 Suburban6.2LV8DIESELN/A
1986ChevroletK206.2LV8DIESELN/A
1986ChevroletK306.2LV8DIESELN/A
1986ChevroletK5 Blazer6.2LV8DIESELN/A
1986ChevroletP206.2LV8DIESELN/A
1986ChevroletP306.2LV8DIESELN/A
1986GMCC15006.2LV8DIESELN/A
1986GMCC1500 Suburban6.2LV8DIESELN/A
1986GMCC25006.2LV8DIESELN/A
1986GMCC35006.2LV8DIESELN/A
1986GMCG25006.2LV8DIESELN/A
1986GMCG35006.2LV8DIESELN/A
1986GMCJimmy6.2LV8DIESELN/A
1986GMCK15006.2LV8DIESELN/A
1986GMCK25006.2LV8DIESELN/A
1986GMCK35006.2LV8DIESELN/A
1986GMCP25006.2LV8DIESELN/A
1986GMCP35006.2LV8DIESELN/A
1985BuickRiviera5.7LV8DIESELN/A
1985CadillacEldorado5.7LV8DIESELN/A
1985CadillacSeville5.7LV8DIESELN/A
1985ChevroletC106.2LV8DIESELN/A
1985ChevroletC10 Suburban6.2LV8DIESELN/A
1985ChevroletC206.2LV8DIESELN/A
1985ChevroletC306.2LV8DIESELN/A
1985ChevroletG206.2LV8DIESELN/A
1985ChevroletG306.2LV8DIESELN/A
1985ChevroletK106.2LV8DIESELN/A
1985ChevroletK206.2LV8DIESELN/A
1985ChevroletK306.2LV8DIESELN/A
1985ChevroletK5 Blazer6.2LV8DIESELN/A
1985ChevroletP206.2LV8DIESELN/A
1985ChevroletP306.2LV8DIESELN/A
1985GMCC15006.2LV8DIESELN/A
1985GMCC1500 Suburban6.2LV8DIESELN/A
1985GMCC25006.2LV8DIESELN/A
1985GMCC35006.2LV8DIESELN/A
1985GMCG25006.2LV8DIESELN/A
1985GMCG35006.2LV8DIESELN/A
1985GMCJimmy6.2LV8DIESELN/A
1985GMCK15006.2LV8DIESELN/A
1985GMCK25006.2LV8DIESELN/A
1985GMCK35006.2LV8DIESELN/A
1985GMCP25006.2LV8DIESELN/A
1985GMCP35006.2LV8DIESELN/A
1985OldsmobileToronado5.7LV8DIESELN/A
1984BuickLeSabre5.7LV8DIESELN/AOE No. 1109495
1984BuickRiviera5.7LV8DIESELN/A
1984CadillacEldorado5.7LV8DIESELN/A
1984CadillacSeville5.7LV8DIESELN/A
1984ChevroletC106.2LV8DIESELN/A
1984ChevroletC10 Suburban6.2LV8DIESELN/A
1984ChevroletC206.2LV8DIESELN/A
1984ChevroletC306.2LV8DIESELN/A
1984ChevroletG206.2LV8DIESELN/A
1984ChevroletG306.2LV8DIESELN/A
1984ChevroletK106.2LV8DIESELN/A
1984ChevroletK206.2LV8DIESELN/A
1984ChevroletK306.2LV8DIESELN/A
1984ChevroletK5 Blazer6.2LV8DIESELN/A
1984ChevroletP206.2LV8DIESELN/A
1984ChevroletP306.2LV8DIESELN/A
1984FordE-250 Econoline Club Wagon6.9LV8DIESELN/A
1984FordE-350 Econoline6.9LV8DIESELN/A
1984FordE-350 Econoline Club Wagon6.9LV8DIESELN/A
1984FordF-1506.9LV8DIESELN/A
1984FordF-2506.9LV8DIESELN/A
1984FordF-3506.9LV8DIESELN/A
1984GMCC15006.2LV8DIESELN/A
1984GMCC1500 Suburban6.2LV8DIESELN/A
1984GMCC25006.2LV8DIESELN/A
1984GMCC35006.2LV8DIESELN/A
1984GMCG25006.2LV8DIESELN/A
1984GMCG35006.2LV8DIESELN/A
1984GMCJimmy6.2LV8DIESELN/A
1984GMCK15006.2LV8DIESELN/A
1984GMCK25006.2LV8DIESELN/A
1984GMCK35006.2LV8DIESELN/A
1984GMCP25006.2LV8DIESELN/A
1984GMCP35006.2LV8DIESELN/A
1984OldsmobileToronado5.7LV8DIESELN/A
1983BuickLeSabre5.7LV8DIESELN/AOE No. 1109495
1983BuickRegal5.7LV8DIESELN/AOE No. 1109495
1983BuickRiviera5.7LV8DIESELN/AOE No. 1109495
1983CadillacEldorado5.7LV8DIESELN/A
1983CadillacSeville5.7LV8DIESELN/A
1983ChevroletC106.2LV8DIESELN/A
1983ChevroletC206.2LV8DIESELN/A
1983ChevroletC20 Suburban6.2LV8DIESELN/A
1983ChevroletC306.2LV8DIESELN/A
1983ChevroletG206.2LV8DIESELN/A
1983ChevroletG306.2LV8DIESELN/A
1983ChevroletK106.2LV8DIESELN/A
1983ChevroletK206.2LV8DIESELN/A
1983ChevroletK306.2LV8DIESELN/A
1983ChevroletK5 Blazer6.2LV8DIESELN/A
1983ChevroletP206.2LV8DIESELN/A
1983ChevroletP306.2LV8DIESELN/A
1983FordE-250 Econoline Club Wagon6.9LV8DIESELN/ADelco Starter
1983FordE-350 Econoline6.9LV8DIESELN/ADelco Starter
1983FordE-350 Econoline Club Wagon6.9LV8DIESELN/ADelco Starter
1983FordF-2506.9LV8DIESELN/ADelco Starter
1983FordF-3506.9LV8DIESELN/ADelco Starter
1983GMCC15006.2LV8DIESELN/A
1983GMCC1500 Suburban6.2LV8DIESELN/A
1983GMCC25006.2LV8DIESELN/A
1983GMCC2500 Suburban6.2LV8DIESELN/A
1983GMCC35006.2LV8DIESELN/A
1983GMCG25006.2LV8DIESELN/A
1983GMCG35006.2LV8DIESELN/A
1983GMCJimmy6.2LV8DIESELN/A
1983GMCK15006.2LV8DIESELN/A
1983GMCK1500 Suburban6.2LV8DIESELN/A
1983GMCK25006.2LV8DIESELN/A
1983GMCK2500 Suburban6.2LV8DIESELN/A
1983GMCK35006.2LV8DIESELN/A
1983GMCP25006.2LV8DIESELN/A
1983GMCP35006.2LV8DIESELN/A
1983OldsmobileToronado5.7LV8DIESELN/A
1982BuickRiviera5.7LV8DIESELN/A
1982CadillacEldorado5.7LV8DIESELN/A
1982CadillacSeville5.7LV8DIESELN/A
1982ChevroletC106.2LV8DIESELN/A
1982ChevroletC10 Suburban6.2LV8DIESELN/A
1982ChevroletC206.2LV8DIESELN/A
1982ChevroletC20 Suburban6.2LV8DIESELN/A
1982ChevroletC306.2LV8DIESELN/A
1982ChevroletK106.2LV8DIESELN/A
1982ChevroletK10 Suburban6.2LV8DIESELN/A
1982ChevroletK206.2LV8DIESELN/A
1982ChevroletK20 Suburban6.2LV8DIESELN/A
1982ChevroletK306.2LV8DIESELN/A
1982ChevroletK5 Blazer6.2LV8DIESELN/A
1982ChevroletP206.2LV8DIESELN/A
1982ChevroletP306.2LV8DIESELN/A
1982GMCC15006.2LV8DIESELN/A
1982GMCC1500 Suburban6.2LV8DIESELN/A
1982GMCC25006.2LV8DIESELN/A
1982GMCC2500 Suburban6.2LV8DIESELN/A
1982GMCC35006.2LV8DIESELN/A
1982GMCJimmy6.2LV8DIESELN/A
1982GMCK15006.2LV8DIESELN/A
1982GMCK1500 Suburban6.2LV8DIESELN/A
1982GMCK25006.2LV8DIESELN/A
1982GMCK2500 Suburban6.2LV8DIESELN/A
1982GMCK35006.2LV8DIESELN/A
1982GMCP25006.2LV8DIESELN/A
1982GMCP35006.2LV8DIESELN/A
1982OldsmobileToronado5.7LV8DIESELN/A
1981BuickCentury5.7LV8DIESELN/A
1981BuickLeSabre5.7LV8DIESELN/A
1981BuickRiviera5.7LV8DIESELN/A
1981CadillacDeVille5.7LV8DIESELN/A
1981CadillacEldorado5.7LV8DIESELN/A
1981CadillacFleetwood5.7LV8DIESELN/A
1981CadillacSeville5.7LV8DIESELN/A
1981ChevroletC105.7LV8DIESELN/A
1981ChevroletCaprice5.7LV8DIESELN/A
1981ChevroletImpala5.7LV8DIESELN/A
1981GMCC15005.7LV8DIESELN/A
1981GMCC1500 Suburban5.7LV8DIESELN/A
1981OldsmobileCustom Cruiser5.7LV8DIESELN/AStr. No. 1109216, 218
1981OldsmobileCutlass Supreme5.7LV8DIESELN/AStr. No. 1109216, 218
1981OldsmobileDelta 885.7LV8DIESELN/AStr. No. 1109216, 218
1981OldsmobileToronado5.7LV8DIESELN/AStr. No. 1109216, 218
1981PontiacBonneville5.7LV8DIESELN/A
1981PontiacCatalina5.7LV8DIESELN/A
1981PontiacGrand Prix5.7LV8DIESELN/A
1981PontiacLaurentian5.7LV8DIESELN/A
1981PontiacParisienne5.7LV8DIESELN/A
1980BuickLeSabre5.7LV8DIESELN/AStr. No. 1109216
1980CadillacDeVille5.7LV8DIESELN/A
1980CadillacEldorado5.7LV8DIESELN/A
1980CadillacSeville5.7LV8DIESELN/AStr. No. 1109216, 218
1980ChevroletCaprice5.7LV8DIESELN/A2nd Production
1980ChevroletImpala5.7LV8DIESELN/A2nd Production
1980OldsmobileCustom Cruiser5.7LV8DIESELN/AStr. No. 1109216, 218
1980OldsmobileCutlass5.7LV8DIESELN/A
1980OldsmobileCutlass Supreme5.7LV8DIESELN/A
1980PontiacBonneville5.7LV8DIESELN/AStr. No. 1109216
1980PontiacCatalina5.7LV8DIESELN/AStr. No. 1109216
1980PontiacLaurentian5.7LV8DIESELN/AStr. No. 1109216
1980PontiacParisienne5.7LV8DIESELN/AStr. No. 1109216
1979CadillacDeVille5.7LV8DIESELN/AStr. No. 1109218
1979CadillacEldorado5.7LV8DIESELN/A
1979CadillacFleetwood5.7LV8DIESELN/AStr. No. 1109218

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

185288020-16485A1038E3PZ11056AIGNA84R509R81168RS120X322

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.