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 Chevrolet Trucks (cont'd) Blazer, Tahoe (2WD excl S-Series)  (cont'd) w/Dual front front shocks (outside) 80-91 KG5408 KG5415            excl w/dual front shocks 73-91 KG5408 KG5415 92-99 KG5479 59-67 KG4516 KG5507 C10, C20 63-66 KG5409 KG5419 C10, C20 w/coil spring 67-72 KG5409 C10, C20 with leaf spring 67-72 KG5409 KG5419 Blazer, Tahoe (4WD excl S-Series) C30 excl w/157" WB & 11,000lb axle 67-72 KG5409 KG5419 C30 w/157" WB & 11,000lb axle 67-72 KG5409 68-77 KG4513 KG5504 C10, R10, C20, R20 excl crew cab 73-87 KG5409 KG5415 C20, R20 crew cab 73-87 KG5409 KG5420 C30 73-87 KG5409 KG5420 78-87 KG4513 R2500 88-90 KG5409 KG5415 Truck C & R - Series (2WD) Pick-Up, Suburban Suburban 88-91 KG5409 KG5415 R3500 88-91 KG5409 KG5420 C1500, C2500, C3500 excl HD series 88-99 KG5478 KG5479 C3500 HD series 92-99 KG5479 Suburban 92-99 KG5478 G - Series Van (excl Motorhome chassis) 65-70 KG5419 71-77 KG5409            excl dual rear wheels 78-95 KG5409 G30 series w/dual rear wheels 78-99 KG5409 G30 HD w/straight front axle 94-99 KG5420 G-series incl G30 Express 96-99 KG5478 G30 excl Express excl dual rear wheels 96-99 KG5409