Homeβ€Ί Brake > Disc Pads and Brake Shoesβ€Ί R1 Concepts 2551-0370-00 Disc Brake Pad Set - Front
Part #: 2551-0370-00

R1 Concepts 2551-0370-00 Disc Brake Pad Set - Front

R1 Optimum Oe Pads, Front
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πŸ“¦R1 Optimum Oe Pads, Front
πŸš—Fitment: Chevrolet, Dodge, and GMC, C1500 Suburban, C2500, C2500 Suburban, C3500, Express 2500, Express 3500, G30, G3500, K1500 Suburban, K2500, K2500 Suburban, K3500, Ram 2500, Savana 2500, Savana 3500, Suburban 1500, Suburban 2500, Tahoe, and Yukon
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R1 Concepts Front Disc Brake Pads

R1 Concepts R1 Optimum OE Pads are front disc brake pad set replacements for a wide range of Chevrolet, GMC, and Dodge heavy-duty trucks, vans, and SUVs. Part number 2551-0370-00 is built for direct-fit front brake service on applications such as Chevrolet Express 2500, GMC Savana 2500, Chevrolet K2500, and GMC K3500.

Key Features

  • Front disc brake pad set for OE-style brake service
  • R1 Optimum OE Pads product line
  • Part number 2551-0370-00
  • Compatible with many 1988-2002 Chevrolet, GMC, and Dodge front brake applications
  • Coverage includes 8-lug, semi-floating axle, ABS, SRW, and police/performance package configurations where listed

Detailed Description

This R1 Concepts brake pad set is part of the R1 Optimum OE Pads line, a product line focused on OE-style replacement fitment for everyday brake maintenance. It is cataloged as a front disc brake pad set and covers a broad range of heavy-duty platforms, including Chevrolet Express 3500, GMC Savana 3500, Chevrolet C2500/C3500/K2500/K3500, GMC C2500/C3500/K2500/K3500, Chevrolet Suburban and Tahoe variants, GMC Yukon, and Dodge Ram 2500. The part number 2551-0370-00 is listed for multiple front brake configurations, so matching the vehicle notes is important for correct application.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Vehicle Fitment

  • Fits 1996-2002 Chevrolet Express 2500, front; 8 Lug Wheels; R1 Optimum OE Pads
  • Fits 1996-2000 Chevrolet Express 3500, front; SRW; R1 Optimum OE Pads
  • Fits 2001 Chevrolet Express 3500, front; G315 Cutaway Van; R1 Optimum OE Pads
  • Fits 1999-2000 Chevrolet C2500, front; R1 Optimum OE Pads
  • Fits 1997-2000 Chevrolet C3500, front; 4.8 inch Rear Hub Hole; R1 Optimum OE Pads
  • Fits 1999-2000 Chevrolet K2500, front; R1 Optimum OE Pads
  • Fits 1997-2000 Chevrolet K3500, front; 4.6 inch Hub Hole; R1 Optimum OE Pads
  • Fits 2000 Chevrolet Suburban 1500, front; 13 inch Rear Drum; R1 Optimum OE Pads
  • Fits 2000 Chevrolet Suburban 2500, front; 13 x 2 1/2 inch Wide Rear Shoes; R1 Optimum OE Pads
  • Fits 2000 Chevrolet Tahoe, front; Rear Drum; R1 Optimum OE Pads
  • Fits 1997-1999 Chevrolet C1500 Suburban, front; 13 inch Rear Drums; R1 Optimum OE Pads
  • Fits 1992-1999 Chevrolet C2500 Suburban, front; R1 Optimum OE Pads
  • Fits 1994-1999 Chevrolet K1500 Suburban, front; 8 Lug Wheels; R1 Optimum OE Pads
  • Fits 1992-1999 Chevrolet K2500 Suburban, front; R1 Optimum OE Pads
  • Fits 1998-1999 Chevrolet Tahoe, front; Police Package, Performance Package; R1 Optimum OE Pads
  • Fits 1997-1998 Chevrolet C2500, front; Semi-Floating Axle; R1 Optimum OE Pads
  • Fits 1990-1991 Chevrolet C2500, front; Semi-Floating Axle; R1 Optimum OE Pads
  • Fits 1992-1998 Chevrolet K2500, front; Semi-Floating Axle; R1 Optimum OE Pads
  • Fits 1994-1996 Chevrolet C1500 Suburban, front; 4.6 inch Hub Hole; R1 Optimum OE Pads
  • Fits 1992-1996 Chevrolet C2500, front; 2-Wheel ABS; R1 Optimum OE Pads
  • Fits 1995-1996 Chevrolet C3500, front; w/ ABS; R1 Optimum OE Pads
  • Fits 1996 Chevrolet G30, front; SRW; R1 Optimum OE Pads
  • Fits 1992-1996 Chevrolet K3500, front; 13 x 3 1/2 inch Wide Rear Shoes; R1 Optimum OE Pads
  • Fits 1992-1994 Chevrolet C3500, front; 2-Wheel ABS; R1 Optimum OE Pads
  • Fits 1990-1991 Chevrolet C3500, front; 13 x 2 1/2 inch Rear Shoes, 5 1/4 inch Tall Drums; R1 Optimum OE Pads
  • Fits 1990-1991 Chevrolet K2500, front; 5 1/2 inch Tall; R1 Optimum OE Pads
  • Fits 1990-1991 Chevrolet K3500, front; 5 1/2 inch Tall Drums; R1 Optimum OE Pads
  • Fits 1989 Chevrolet C2500, front; 13 inch Rear Drums, JB7, 8,600lb GVW; R1 Optimum OE Pads
  • Fits 1988-1989 Chevrolet C3500, front; R1 Optimum OE Pads
  • Fits 1989 Chevrolet K2500, front; 8 Lug Wheels; R1 Optimum OE Pads
  • Fits 1988-1989 Chevrolet K3500, front; R1 Optimum OE Pads
  • Fits 1996-2002 GMC Savana 2500, front; 8 Lug Wheels; R1 Optimum OE Pads
  • Fits 1996-2000 GMC Savana 3500, front; SRW; R1 Optimum OE Pads
  • Fits 1999-2000 GMC C2500, front; R1 Optimum OE Pads
  • Fits 1997-2000 GMC C3500, front; 4.6 inch Rear Hub Hole; R1 Optimum OE Pads
  • Fits 1999-2000 GMC K2500, front; R1 Optimum OE Pads
  • Fits 1997-2000 GMC K3500, front; 4.6 inch Rear Drum Hub Hole; R1 Optimum OE Pads
  • Fits 2000 GMC Yukon, front; Police, Performance Package; R1 Optimum OE Pads
  • Fits 1997-1999 GMC C1500 Suburban, front; 13 inch Rear Drums; R1 Optimum OE Pads
  • Fits 1992-1999 GMC C2500 Suburban, front; R1 Optimum OE Pads
  • Fits 1994-1999 GMC K1500 Suburban, front; 8 Lug Wheels; R1 Optimum OE Pads
  • Fits 1992-1999 GMC K2500 Suburban, front; R1 Optimum OE Pads
  • Fits 1998-1999 GMC Yukon, front; 11 inch Rear Drums; R1 Optimum OE Pads
  • Fits 1990-1991 GMC C3500, front; 5 1/2 inch Tall Drums; R1 Optimum OE Pads
  • Fits 1990-1991 GMC K3500, front; 5 1/4 inch Tall Drums; R1 Optimum OE Pads
  • Fits 1994-1996 GMC C1500 Suburban, front; 4.8 inch Hub Hole; R1 Optimum OE Pads
  • Fits 1992-1996 GMC C3500, front; w/ ABS; R1 Optimum OE Pads
  • Fits 1996 GMC G3500, front; SRW; R1 Optimum OE Pads
  • Fits 1992-1996 GMC K3500, front; 13 x 3 1/2 inch Wide Rear Shoes; R1 Optimum OE Pads
  • Fits 1992-1999 Dodge Ram 2500, front; R1 Optimum OE Pads

Installation Notes

Confirm the front axle configuration, wheel setup, ABS notes, hub-hole dimensions, and rear brake/drum notes listed in the fitment table before ordering. For best results, replace pads as a complete front axle set and inspect rotors, calipers, and brake fluid condition during service.

Quality Assurance

R1 Concepts markets the R1 Optimum OE Pads line as an OE-style replacement brake pad family for direct-fit service across supported applications.

This part fits 198 vehicles. Search below:

YearMakeModelBody TypeDrive TypeFuel TypePositionNotes
2002ChevroletExpress 2500GASFront8 Lug Wheels; R1 Optimum Oe Pads
2002GMCSavana 2500GASFront8 Lug Wheels; R1 Optimum Oe Pads
2001ChevroletExpress 2500GASFront8 Lug Wheels; R1 Optimum Oe Pads
2001ChevroletExpress 3500Cutaway VanFrontG315 Cutaway Van; R1 Optimum Oe Pads
2001GMCSavana 2500GASFront8 Lug Wheels; R1 Optimum Oe Pads
2001GMCSavana 3500Cutaway VanFrontG315 Cutaway Van; R1 Optimum Oe Pads
2000ChevroletC2500FrontR1 Optimum Oe Pads
2000ChevroletC3500Standard Cab PickupFront4.8 inch Rear Hub Hole; R1 Optimum Oe Pads
2000ChevroletExpress 2500Front8 Lug Wheels; R1 Optimum Oe Pads
2000ChevroletExpress 3500FrontSRW; R1 Optimum Oe Pads
2000ChevroletK2500FrontR1 Optimum Oe Pads
2000ChevroletK3500Cab & ChassisFront4.6 inch Hub Hole; R1 Optimum Oe Pads
2000ChevroletSuburban 1500Front13 inch Rear Drum; R1 Optimum Oe Pads
2000ChevroletSuburban 2500Front13 x 2 1/2 inch Wide Rear Shoes; R1 Optimum Oe Pads
2000ChevroletTahoeRWDFrontRear Drum; R1 Optimum Oe Pads
2000GMCC2500FrontR1 Optimum Oe Pads
2000GMCC3500Cab & ChassisFront4.6 inch Rear Hub Hole; R1 Optimum Oe Pads
2000GMCK2500FrontR1 Optimum Oe Pads
2000GMCK3500Standard Cab PickupFront4.6 inch Rear Drum Hub Hole; R1 Optimum Oe Pads
2000GMCSavana 2500Front8 Lug Wheels; R1 Optimum Oe Pads
2000GMCSavana 3500FrontSRW; R1 Optimum Oe Pads
2000GMCYukonRWDFrontPolice, Performance Package; R1 Optimum Oe Pads
1999ChevroletC1500 SuburbanFront13 inch Rear Drums; R1 Optimum Oe Pads
1999ChevroletC2500FrontR1 Optimum Oe Pads
1999ChevroletC2500 SuburbanFrontR1 Optimum Oe Pads
1999ChevroletC3500Standard Cab PickupFront4.8 inch Rear Hub Hole; R1 Optimum Oe Pads
1999ChevroletExpress 2500Front8 Lug Wheels; R1 Optimum Oe Pads
1999ChevroletExpress 3500FrontSRW; R1 Optimum Oe Pads
1999ChevroletK1500 SuburbanFront8 Lug Wheels; R1 Optimum Oe Pads
1999ChevroletK2500FrontR1 Optimum Oe Pads
1999ChevroletK2500 SuburbanFrontR1 Optimum Oe Pads
1999ChevroletK3500Cab & ChassisFront4.6 inch Hub Hole; R1 Optimum Oe Pads
1999ChevroletTahoeRWDFrontPolice Package, Performance Package; R1 Optimum Oe Pads
1999DodgeRam 2500RWDFrontR1 Optimum Oe Pads
1999GMCC1500 SuburbanFront13 inch Rear Drums; R1 Optimum Oe Pads
1999GMCC2500FrontR1 Optimum Oe Pads
1999GMCC2500 SuburbanFrontR1 Optimum Oe Pads
1999GMCC3500Cab & ChassisFront4.6 inch Rear Hub Hole; R1 Optimum Oe Pads
1999GMCK1500 SuburbanFront8 Lug Wheels; R1 Optimum Oe Pads
1999GMCK2500FrontR1 Optimum Oe Pads
1999GMCK2500 SuburbanFrontR1 Optimum Oe Pads
1999GMCK3500Standard Cab PickupFront4.6 inch Rear Drum Hub Hole; R1 Optimum Oe Pads
1999GMCSavana 2500Front8 Lug Wheels; R1 Optimum Oe Pads
1999GMCSavana 3500FrontSRW; R1 Optimum Oe Pads
1999GMCYukonRWDFront11 inch Rear Drums; R1 Optimum Oe Pads
1998ChevroletC1500 SuburbanFront13 inch Rear Drums; R1 Optimum Oe Pads
1998ChevroletC2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1998ChevroletC2500 SuburbanFrontR1 Optimum Oe Pads
1998ChevroletC3500Standard Cab PickupFront4.8 inch Rear Hub Hole; R1 Optimum Oe Pads
1998ChevroletExpress 2500Front8 Lug Wheels; R1 Optimum Oe Pads
1998ChevroletExpress 3500FrontSRW; R1 Optimum Oe Pads
1998ChevroletK1500 SuburbanFront8 Lug Wheels; R1 Optimum Oe Pads
1998ChevroletK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1998ChevroletK2500 SuburbanFrontR1 Optimum Oe Pads
1998ChevroletK3500Cab & ChassisFront4.6 inch Hub Hole; R1 Optimum Oe Pads
1998ChevroletTahoeRWDFrontPolice Package, Performance Package; R1 Optimum Oe Pads
1998DodgeRam 2500RWDFrontR1 Optimum Oe Pads
1998GMCC1500 SuburbanFront13 inch Rear Drums; R1 Optimum Oe Pads
1998GMCC2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1998GMCC2500 SuburbanFrontR1 Optimum Oe Pads
1998GMCC3500Cab & ChassisFront4.6 inch Rear Hub Hole; R1 Optimum Oe Pads
1998GMCK1500 SuburbanFront8 Lug Wheels; R1 Optimum Oe Pads
1998GMCK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1998GMCK2500 SuburbanFrontR1 Optimum Oe Pads
1998GMCK3500Standard Cab PickupFront4.6 inch Rear Drum Hub Hole; R1 Optimum Oe Pads
1998GMCSavana 2500Front8 Lug Wheels; R1 Optimum Oe Pads
1998GMCSavana 3500FrontSRW; R1 Optimum Oe Pads
1998GMCYukonRWDFront11 inch Rear Drums; R1 Optimum Oe Pads
1997ChevroletC1500 SuburbanFront13 inch Rear Drums; R1 Optimum Oe Pads
1997ChevroletC2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1997ChevroletC2500 SuburbanFrontR1 Optimum Oe Pads
1997ChevroletC3500Standard Cab PickupFront4.8 inch Rear Hub Hole; R1 Optimum Oe Pads
1997ChevroletExpress 2500Front8 Lug Wheels; R1 Optimum Oe Pads
1997ChevroletExpress 3500FrontSRW; R1 Optimum Oe Pads
1997ChevroletK1500 SuburbanFront8 Lug Wheels; R1 Optimum Oe Pads
1997ChevroletK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1997ChevroletK2500 SuburbanFrontR1 Optimum Oe Pads
1997ChevroletK3500Cab & ChassisFront4.6 inch Hub Hole; R1 Optimum Oe Pads
1997DodgeRam 2500RWDFrontR1 Optimum Oe Pads
1997GMCC1500 SuburbanFront13 inch Rear Drums; R1 Optimum Oe Pads
1997GMCC2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1997GMCC2500 SuburbanFrontR1 Optimum Oe Pads
1997GMCC3500Cab & ChassisFront4.6 inch Rear Hub Hole; R1 Optimum Oe Pads
1997GMCK1500 SuburbanFront8 Lug Wheels; R1 Optimum Oe Pads
1997GMCK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1997GMCK2500 SuburbanFrontR1 Optimum Oe Pads
1997GMCK3500Standard Cab PickupFront4.6 inch Rear Drum Hub Hole; R1 Optimum Oe Pads
1997GMCSavana 2500Front8 Lug Wheels; R1 Optimum Oe Pads
1997GMCSavana 3500FrontSRW; R1 Optimum Oe Pads
1996ChevroletC1500 SuburbanFront4.6 inch Hub Hole; R1 Optimum Oe Pads
1996ChevroletC2500Front2-Wheel ABS; R1 Optimum Oe Pads
1996ChevroletC2500 SuburbanFrontR1 Optimum Oe Pads
1996ChevroletC3500Frontw/ ABS; R1 Optimum Oe Pads
1996ChevroletExpress 2500Front8 Lug Wheels; R1 Optimum Oe Pads
1996ChevroletExpress 3500FrontSRW; R1 Optimum Oe Pads
1996ChevroletG30FrontSRW; R1 Optimum Oe Pads
1996ChevroletK1500 SuburbanFront8 Lug Wheels; R1 Optimum Oe Pads
1996ChevroletK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1996ChevroletK2500 SuburbanFrontR1 Optimum Oe Pads
1996ChevroletK3500Front13 x 3 1/2 inch Wide Rear Shoes; R1 Optimum Oe Pads
1996DodgeRam 2500RWDFrontR1 Optimum Oe Pads
1996GMCC1500 SuburbanFront4.8 inch Hub Hole; R1 Optimum Oe Pads
1996GMCC2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1996GMCC2500 SuburbanFrontR1 Optimum Oe Pads
1996GMCC3500Frontw/ ABS; R1 Optimum Oe Pads
1996GMCG3500FrontSRW; R1 Optimum Oe Pads
1996GMCK1500 SuburbanFront8 Lug Wheels; R1 Optimum Oe Pads
1996GMCK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1996GMCK2500 SuburbanFrontR1 Optimum Oe Pads
1996GMCK3500Front13 x 3 1/2 inch Wide Rear Shoes; R1 Optimum Oe Pads
1996GMCSavana 2500Front8 Lug Wheels; R1 Optimum Oe Pads
1996GMCSavana 3500FrontSRW; R1 Optimum Oe Pads
1995ChevroletC1500 SuburbanFront4.6 inch Hub Hole; R1 Optimum Oe Pads
1995ChevroletC2500Front2-Wheel ABS; R1 Optimum Oe Pads
1995ChevroletC2500 SuburbanFrontR1 Optimum Oe Pads
1995ChevroletC3500Frontw/ ABS; R1 Optimum Oe Pads
1995ChevroletK1500 SuburbanFront8 Lug Wheels; R1 Optimum Oe Pads
1995ChevroletK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1995ChevroletK2500 SuburbanFrontR1 Optimum Oe Pads
1995ChevroletK3500Front13 x 3 1/2 inch Wide Rear Shoes; R1 Optimum Oe Pads
1995DodgeRam 2500RWDFrontR1 Optimum Oe Pads
1995GMCC1500 SuburbanFront4.8 inch Hub Hole; R1 Optimum Oe Pads
1995GMCC2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1995GMCC2500 SuburbanFrontR1 Optimum Oe Pads
1995GMCC3500Frontw/ ABS; R1 Optimum Oe Pads
1995GMCK1500 SuburbanFront8 Lug Wheels; R1 Optimum Oe Pads
1995GMCK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1995GMCK2500 SuburbanFrontR1 Optimum Oe Pads
1995GMCK3500Front13 x 3 1/2 inch Wide Rear Shoes; R1 Optimum Oe Pads
1994ChevroletC1500 SuburbanFront4.6 inch Hub Hole; R1 Optimum Oe Pads
1994ChevroletC2500Front2-Wheel ABS; R1 Optimum Oe Pads
1994ChevroletC2500 SuburbanFrontR1 Optimum Oe Pads
1994ChevroletC3500Front2-Wheel ABS; R1 Optimum Oe Pads
1994ChevroletK1500 SuburbanFront8 Lug Wheels; R1 Optimum Oe Pads
1994ChevroletK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1994ChevroletK2500 SuburbanFrontR1 Optimum Oe Pads
1994ChevroletK3500Front13 x 3 1/2 inch Wide Rear Shoes; R1 Optimum Oe Pads
1994DodgeRam 2500RWDFrontR1 Optimum Oe Pads
1994GMCC1500 SuburbanFront4.8 inch Hub Hole; R1 Optimum Oe Pads
1994GMCC2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1994GMCC2500 SuburbanFrontR1 Optimum Oe Pads
1994GMCC3500Frontw/ ABS; R1 Optimum Oe Pads
1994GMCK1500 SuburbanFront8 Lug Wheels; R1 Optimum Oe Pads
1994GMCK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1994GMCK2500 SuburbanFrontR1 Optimum Oe Pads
1994GMCK3500Front13 x 3 1/2 inch Wide Rear Shoes; R1 Optimum Oe Pads
1993ChevroletC2500Front2-Wheel ABS; R1 Optimum Oe Pads
1993ChevroletC2500 SuburbanFrontR1 Optimum Oe Pads
1993ChevroletC3500Front2-Wheel ABS; R1 Optimum Oe Pads
1993ChevroletK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1993ChevroletK2500 SuburbanFrontR1 Optimum Oe Pads
1993ChevroletK3500Front13 x 3 1/2 inch Wide Rear Shoes; R1 Optimum Oe Pads
1993GMCC2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1993GMCC2500 SuburbanFrontR1 Optimum Oe Pads
1993GMCC3500Frontw/ ABS; R1 Optimum Oe Pads
1993GMCK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1993GMCK2500 SuburbanFrontR1 Optimum Oe Pads
1993GMCK3500Front13 x 3 1/2 inch Wide Rear Shoes; R1 Optimum Oe Pads
1992ChevroletC2500Front2-Wheel ABS; R1 Optimum Oe Pads
1992ChevroletC2500 SuburbanFrontR1 Optimum Oe Pads
1992ChevroletC3500Front2-Wheel ABS; R1 Optimum Oe Pads
1992ChevroletK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1992ChevroletK2500 SuburbanFrontR1 Optimum Oe Pads
1992ChevroletK3500Front13 x 3 1/2 inch Wide Rear Shoes; R1 Optimum Oe Pads
1992GMCC2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1992GMCC2500 SuburbanFrontR1 Optimum Oe Pads
1992GMCC3500Frontw/ ABS; R1 Optimum Oe Pads
1992GMCK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1992GMCK2500 SuburbanFrontR1 Optimum Oe Pads
1992GMCK3500Front13 x 3 1/2 inch Wide Rear Shoes; R1 Optimum Oe Pads
1991ChevroletC2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1991ChevroletC3500Front13 x 2 1/2 inch Rear Shoes, 5 1/4 inch Tall Drums; R1 Optimum Oe Pads
1991ChevroletK2500Front5 1/2 inch Tall; R1 Optimum Oe Pads
1991ChevroletK3500Front5 1/2 inch Tall Drums; R1 Optimum Oe Pads
1991GMCC2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1991GMCC3500Front5 1/2 inch Tall Drums; R1 Optimum Oe Pads
1991GMCK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1991GMCK3500Front5 1/4 inch Tall Drums; R1 Optimum Oe Pads
1990ChevroletC2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1990ChevroletC3500Front13 x 2 1/2 inch Rear Shoes, 5 1/4 inch Tall Drums; R1 Optimum Oe Pads
1990ChevroletK2500Front5 1/2 inch Tall; R1 Optimum Oe Pads
1990ChevroletK3500Front5 1/2 inch Tall Drums; R1 Optimum Oe Pads
1990GMCC2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1990GMCC3500Front5 1/2 inch Tall Drums; R1 Optimum Oe Pads
1990GMCK2500FrontSemi-Floating Axle; R1 Optimum Oe Pads
1990GMCK3500Front5 1/4 inch Tall Drums; R1 Optimum Oe Pads
1989ChevroletC2500Front13 inch Rear Drums, JB7 , 8,600lb GVW; R1 Optimum Oe Pads
1989ChevroletC3500FrontR1 Optimum Oe Pads
1989ChevroletK2500Front8 Lug Wheels; R1 Optimum Oe Pads
1989ChevroletK3500FrontR1 Optimum Oe Pads
1989GMCC2500Front13 inch Rear Drum; R1 Optimum Oe Pads
1989GMCC3500FrontR1 Optimum Oe Pads
1989GMCK2500Front8 Lug Wheels; R1 Optimum Oe Pads
1989GMCK3500FrontR1 Optimum Oe Pads
1988ChevroletC3500FrontR1 Optimum Oe Pads
1988ChevroletK3500FrontR1 Optimum Oe Pads
1988GMCC3500FrontR1 Optimum Oe Pads
1988GMCK3500FrontR1 Optimum Oe Pads

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