MODEL YEAR FRONT REAR Premium Super Gas-A-Just Premium Super Gas-A-Just Twin-tube Mono-tube Twin-tube Mono-tube Oil Gas Gas Oil Gas Gas When sold out use alternative part #          When sold out , part # no longer available GMC Truck (cont'd) C & R - Series (2WD) Pickup, Suburban (cont'd) Suburban 88-91 KG5409 KG4515 R3500 88-91 KG5409 KG5420 C1500, C2500, C3500 excl HD series & Suburban 88-98 KG5478 KG5479 C3500 HD series 92-98 KG5479 Suburban 92-99 KG5478 KG54100 Sierra Classic C1500, C2500, C3500 excl HD series 99 KG5478 KG5479 Sierra Classic C3500 HD series 99 KG5479 K & V - Series (4WD) Pickup, Suburban 69-72 KG5408 K/V 1500, K/V 2500 excl w/dual front shocks 73-87 KG5408 KG5415             w/dual front shocks - inside shock 80-84 KG5415             w/dual front shocks - outside shock 80-91 KG5408 KG5415             w/dual front shocks - inside shock 85-91 KG5415 V2500 excl w/dual front shocks 88-90 KG5408 KG5415 Suburban excl w/dual front shocks 88-91 KG5408 KG5415 K & V - Series (4WD) Pickup, Suburban K1500, K2500, K3500 excl Suburban 88-98 KG5480 KG5479 Suburban 92-99 KG5480 Sierra Classic K1500, K2500, K3500 excl Suburban 99 KG5478 KG5479 G - Series Van (excluding Motorhome Chassis) 67-70 KG5419 71-77 KG5409              *excl dual rear wheels 78-95 KG5409 G3500 series w/dual rear wheels 78-99 KG5409 G3500 HD w/straight front axle 94-99 KG5420 G-series incl G3500 Savanna 96-99 KG5478 G3500 excl Savanna excl dual rear wheels 96-99 KG5409