I think its going to be hard to find a 6.0L model.
I agree 3.73 would be the preferred ratio but you might want to consider a Yukon XL Denali AWD with 6.2L engine. The 400+ hp should make up for the 3.42 ratio.
I see one close to you;
RHINELANDER CHEVROLET OLDSMOBILE CADILLAC PONTIAC BUICK GMC
http://www.rhinelandergm.net/VehicleDetails/500819543
* YUKON XL DENALI - AWD
* ENGINE 6.2L VORTEC V8 SFI
* 6-SPEED AUTOMATIC TRANSMISSION
* White Diamond Exterior Paint
* Cocoa/light Cashmere
MANUFACTURER'S SUGGESTED RETAIL PRICE $63,720.00
STANDARD VEHICLE PRICE <font color="ff0000">•</font><font color="ff0000">•</font><font color="ff0000">•</font>,935.00
Options installed by Manufacturer
INTEGRATED TRAILER BRAKE
CONTROLLER
$ 200.00
SUN,ENTERTAINMENT & DESTINATION
PACKAGE INCL:
NAVIGATION SYSTEM-TOUCH-SCREEN
WITH CD/DVD PLAYER
(REPLACES 6-DISC CD CHANGER)
XM NAV TRAFFIC - NAV TRAFFIC
FEE EXTRA, 1ST 3 MONTHS INCL.
REARVIEW CAMERA SYSTEM
REAR SEAT ENTERTAINMENT SYSTEM
POWER SLIDING SUNROOF
$ 4,790.00
SUN, ENT & DEST PKG SAVINGS
$ -900.00
SIDE BLIND ZONE ALERT
$ 500.00
FRONT HEATED & COOLED SEATS
$ 650.00
WHITE DIAMOND EXTERIOR PAINT
$ 995.00
3.42 REAR AXLE RATIO
NO CHARGE
THIRD ROW DVD SCREEN
$ 600.00
GVW RATING - 7,400 LBS
NO CHARGE
TOTAL OPTIONS $6,835.00
TOTAL VEHICLE & OPTIONS $62,770.00
DESTINATION CHARGE $950.00
TOTAL VEHICLE PRICE*** $63,720.00
I know the total price is high but they should easily be able to take $10g of that if not more.
STANDARD EQUIPMENT
Items Featured Below are included at NO EXTRA CHARGE in the Standard Vehicle Price Shown at Right
***MECHANICAL*<font color="ff0000">•</font><font color="ff0000">•</font><font color="ff0000">•</font><font color="ff0000">•</font><font color="ff0000">•</font><font color="ff0000">•</font><font color="ff0000">•</font><font color="ff0000">•</font><font color="ff0000">•</font><font color="ff0000">•</font><font color="ff0000">•</font> YEAR/100,000 MILE POWERTRAIN LIMITED WARRANTY SEE DEALER FOR DETAILS
* ENGINE 6.2L VORTEC V8 SFI
* TRANSMISSION, 6 SPEED AUTO WITH TOW/HAUL MODE
* ALL WHEEL DRIVE
* AUTORIDE SUSPENSION PACKAGE
* SELF-LEVELING REAR SHOCKS
* AUTOTRAC TRANSFER CASE
* DIFFERENTIAL, LOCKING REAR
***SAFETY & SECURITY***
* AIR BAGS, DUAL FRONTAL
* HEAD CURTAIN SIDE AIRBAGS, ALL SEATING ROWS
* PASSENGER SENSING SYSTEM
* 1 YR ONSTAR DIRECTIONS W/TURN- BY-TURN NAVIGATION(ASK DEALER ABOUT GEOGRAPHIC COVERAGE)
* ANTILOCK BRAKE SYSTEM 4 WHEEL DISC
* STABILITRAK-STABILITY CONTROL W/TRACTION CONTROL SYSTEM
* THEFT DETERRENT SYSTEM
* RR DOOR CHILD SECURITY LOCKS
* POWER DOOR LOCKS, PROGRAMMABLE
* REMOTE VEHICLE START
* PWR WINDOWS-DRIVER EXPRESS DN
* DRIVER LOCKOUT PREVENTION
* REMOTE KEYLESS ENTRY
* TIRE PRESSURE MONITOR SYSTEM
* ULTRASONIC REAR PARK ASSIST
* DAYTIME RUNNING LAMPS
*** EXTERIOR***
* ASSIST STEPS
* TRAILERING EQUIP, HEAVY-DUTY
* 20" CHROME WHEELS
* UNDERBODY MOUNTED SPARE TIRE
* LUGGAGE RACK-SIDE RAILS WITH CROSS BARS
* REAR WINDOW DEFOGGER & WIPER
* POWER LIFTGATE W/LIFTGLASS
* SOLAR-RAY DEEP TINTED GLASS
* FRONT FOG LAMPS
* AUTOMATIC HEADLAMPS
* RAIN SENSING WIPERS
* PWR HEATED/FOLDING OUTSIDE MIRRORS W/AUTO DIMMING & TURN SIGNALS
***INTERIOR***
* FRONT LEATHER APPOINTED BUCKET SEATS 12-WAY PWR DRVR/FRT PASS SEAT
* 2ND ROW LEATHER APPOINTED BUCKET SEATS
* HEATED 2ND ROW SEATS
* 3-PASSENGER, 3RD ROW SEAT
* REAR AUDIO SOUND SYSTEM CTRLS
* TRI-ZONE AUTO AIR COND
* POWER ADJUSTABLE PEDALS
* AUX REAR HEAT & AIR COND
* AM/FM STEREO WITH 6-DISC CD CHANGER
* BLUETOOTH FOR PHONE
* BOSE PREMIUM SOUND SYSTEM
* PREMIUM ACOUSTIC PACKAGE
* XM SATELLITE RADIO-SERVICE FEE EXTRA. 1ST 3 MONTHS INCL.
* HEATED STEERING WHEEL
* CRUISE CONTROL
* UNIVERSAL HOME REMOTE
* FLOOR MATS, 1ST & 2ND ROW
* INSIDE REARVIEW MIRROR - WITH AUTO DIMMING
* VISOR MIRRORS, LIGHTED
* DRIVER INFORMATION CENTER
***OTHER***
* COMMITMENT PLUS PRIVILEGES -COURTESY TRANSPORTATION -24 HOUR ROADSIDE ASSISTANCE