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Two Questions for a Potential New Tow Vehicle

rkassl
Explorer
Explorer
When I had our current tow vehicle built I ordered Dual 150amp alternators. We are thinking about a new tow vehicle and I have the option for the same dual alternators of 1 250amp alternator. Which is better for 5th wheeling and why?

Also I have the option of having the truck built with a 20k or 24k Curt Hitch already installed at delivery. Anyone have any experience with the Curt 5th wheel hitches?

Merry Christmas
2015 Montana 3440RL Legacy Edition
PullRite Super 5th 20K hitch
Morryde Pin Box
Dish Tailgater and King Tailgater Satellite Systems
2016 GMC Sierra Denali 3500 SRW CC full bed
22 REPLIES 22

vietvet66-67
Explorer
Explorer
I love my curt hitch. It works as described and holds up well.
2006 Chevy 3500 DRW LBZ/ALLY LT2 The "DREAM CATCHER"
1999 Newmar American Star Newmar Kountry Klub #19708
Curt Q20 P-2 Controller
LIFE MEMBER OF THE VFW MEMBER 335 "DUALLY CLUB"
"GOD, GUTS, AND GUNS KEEP AMERICA FREE"

Cummins12V98
Explorer III
Explorer III
All Curt 5er hitches are Made in China now.
2015 RAM LongHorn 3500 Dually CrewCab 4X4 CUMMINS/AISIN RearAir 385HP/865TQ 4:10's
37,800# GCVWR "Towing Beast"

"HeavyWeight" B&W RVK3600

2016 MobileSuites 39TKSB3 highly "Elited" In the stable

2007.5 Mobile Suites 36 SB3 29,000# Combined SOLD

CWSWine
Explorer
Explorer
Garyl53 wrote:
If getting a supplemental electric heater option (like available on F250s PSDs) it may be required, not sure though. Not sure if dual alternators help keep electric heater running when idling either.


Supplemental heater option takes either dual or single optional HD alternators.

I have cab heat on my diesel truck within 45 seconds of starting it and all I have a single Heavy duty alternator.
2017 Discovery XLE 40 D DP
Sold Grand Design Solitude 310GK-R
Sold 2016 GMC Denali 1 ton Diesel 3722 CC
5er 13,600 - 3100 pin - Truck Weight 11380 Truck GVWR 11,500
Only 180 lbs below my trucks MAX GVWR

Garyl53
Explorer
Explorer
If getting a supplemental electric heater option (like available on F250s PSDs) it may be required, not sure though. Not sure if dual alternators help keep electric heater running when idling either.
Garyl53
Just me, wife and 2 small dogs
2011 F250 CCSB 6.7L PSD SRW 4x4 Camper/Plow/FX packages: Andersen Hitch, AirLift 5000 Bags, Bilstein 5100s
2017 Redwood 36RL

ACZL
Explorer
Explorer
I'd go w/ a single HD alt. Are you going to snowplow w/ same truck? That may warrant higher capacity alt. Another option too is to switch out all your RV's running lights to LED's.
2017 F350 DRW XLT, CC, 4x4, 6.7
2018 Big Country 3560 SS
"The best part of RVing and Snowmobiling is spending time with family and friends"
"Catin' in the Winter"

RustyJC
Explorer
Explorer
The dual alternator option is generally for wreckers, ambulances or other service vehicles which idle for sustained periods of time with very high electrical loads (emergency lights, A/C, 2-way radios, large inverters, etc.) It's really not needed for an RV tow rig. Having said that, it doesn't hurt anything but your weight, your wallet and one more gizmo to maintain.

Rusty
2014.5 DRV Mobile Suites 38RSSA #6972

2016 Ram 3500 Dually Longhorn Crew Cab Long Bed, 4x4, 385/900 Cummins, Aisin AS69RC, 4.10, 39K+ GCWR, 30K+ trailer tow rating, 14K GVWR

B&W RVK3600

SkiSmuggs
Explorer
Explorer
I ordered my F350 with a single HD alternator and it's working fine.
Curt hitches are well respected.
2015 F350 XLT PSD 6.7 Crew Cab, Andersen Ultimate hitch
2012 Cougar High Country 299RKS 5th wheel, Mor/Ryde pinbox, 300w of solar

donn0128
Explorer II
Explorer II
Unless your powering a huge inverter I see no logical reason for it. In mean really, how much power does a towed vehicle consume going down the road?