2005I 14050 Lb GVW RV CAB CHASSIS

Bob Fluck

Program Engineer Manager

Discussion Topics

• Frame

• Chassis

• Powertrain

• Emblem

• Reinforcements to current frame

• Lower control arm cross member has thicker steel

• Plates added at box body mount holes

• Plates added at leaf spring attachment

• Inner channel added to rear axle kick up

Frame

• 34mm rear sway bar add

• Spring shackles made of higher grade steel

• Higher rate front coil springs

• Higher rate leaf springs

• Revised valving in front and rear shocks

• LT255 75R16E Tires

Chassis

• 6.OL, V8 (LQ4) standard engine (carryover)

• HD 4L85E (NM8) transmission

• Radiator with HD internal engine oil cooler

• Auxiliary transmission oil cooler standard

• HD Dana propshaft with larger U joint

• Reinforced axle with thicker tubes and ribbing in center section.

Powertrain

• New Workhorse / GM / Vortex Engine emblem on fender

Emblem

Design Changes for GMT610, MY 2005i, 14050 LBS GVW

(Modified) New Valving

Absorber Asm-Frt Shk.

(Ref) PN 25751141

(Modified) Reinforces addedFrame Asm

(Ref) PN 15238459 (159”)

(New) DesignSpring Asm-RR.

(Ref) PN 15035989

New PNTires

(Ref) PN 9594171

(Modified) Reinforced

Shaft Asm-F&R Prop.(Ref) PN 15120401 (Modified) Reinforced

Shackle Asm-RR Shk.(Ref) PN 25747407

(Modified) New Valving Absorber Asm-RR Shk.

(Ref) PN 25751139

Design Changes for GMT610, MY 2005i, 14050 LBS GVW(Cont).

(New) Reinforced Housing & Gears

Axle Asm-RR (4.10 Ratio)

(Brand New) Stabilizer Asm-RR

(New) Heavy duty applicationsMN8 Transmission Asm-Auto

(New) Cooler Asm-Trans FluidAux. Added. PN 15751207

(Modified) More cooling capacityRadiator Assy PN 15127536