PICKUP BED, SPORTSIDE BOX (Requires C*15703 and C*15753 Models. -Not available on C*15753 Models with (LU3) Engine, Vortec 4300 V6 MFI. -Not available with (ZY2) Paint, two-tone, (NYS) 4-wheel steering or (B71) Wheel flares, front and rear) ,TRANSMISSION, 4-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED WITH OVERDRIVE AND TOW/HAUL MODE (STD) ,LIGHT DUTY POWER PACKAGE, includes (LM7) Engine, Vortec 5300 V8 SFI or (L59) Engine, Vortec 5300 V8 SFI, (G80) Differential, locking, heavy-duty or (G86) Differential, limited slip, heavy duty and (Z82) Trailering equipment, heavy-duty (Not available with (Z83) Suspension Package, Solid Smooth Ride) *GROSS* ,WHEELS, 4-16 X 7 (40.6 CM X 17.8 CM) BRUSHED ALUMINUM, includes center caps and steel spare ,TRAILERING EQUIPMENT, HEAVY-DUTY, includes trailering hitch platform, 7-wire harness (harness includes wires for: park lamps, backup lamps, right turn, left turn, electric brake lead, battery and ground) with independent fused trailering circuits mated to a 7-way sealed connector, 7-way to 4-way trailer adapter, instrument panel jumper wiring harness for electric trailer brake controller, and 1-way sealed connector for center high-mounted stop/brake lamp. Also includes (K47) Air cleaner, high capacity and (KNP) Cooling, external transmission oil cooler -Included with (PDU) Light Duty Power Package) (Requires (M30) Transmission, 4-speed automatic or (B4V) Silverado Performance Package,. -Not available with (LU3) Engine, Vortec 4300 V6 MFI or (Z83) Suspension Package, Solid Smooth Ride.