What are the Torque Specs for the Installation Bolt Kit for Gen-Y Hitch 5th Wheel Pin Boxes GY86FR?
Updated 03/02/2026 | Published 02/27/2026
Products Featured in This Question
Question:
What is the recommended torque for these when installing a fifth wheel hitch.
asked by: Matt
Expert Reply:
Hey Matt, welcome back! The Installation Bolt Kit for 5th Wheel Pin Boxes and 5th Wheel to Gooseneck Adapters item # GY86FR uses twelve 5/8" Grade 8 bolts that should be tightened to 160 ft-lbs. This kit is exactly what you need to install the Gen-Y Hitch Shock Absorbing 5th Wheel Pin Box item # GY78GR.
What kind of trailer do you have?
You can add this information, along with any other questions you have, where it says Add Comment.
(click to enlarge)
Product Page this Question was Asked From
Installation Bolt Kit for Gen-Y Hitch 5th Wheel Pin Boxes and 5th Wheel to Gooseneck Adapters
- Accessories and Parts
- 5th Wheel Pin Box
- Mounting Hardware
- Gen-Y Hitch Pin Box
- Gen-Y Hitch
more information >
Continue Researching
- Search Results: timbren
- Shop: Gen-Y Hitch Shock Absorbing 5th Wheel Pin Box - Lippert Rhino - 30,000 lbs - 4.5K TW
- Shop: Suspension Enhancement
- Search Results: trailer tires and wheels
- Shop: Installation Bolt Kit for Gen-Y Hitch 5th Wheel Pin Boxes and 5th Wheel to Gooseneck Adapters
- Search Results: gooseneck hitch extender
- Shop: Kenda Karrier KR53 ST205/75R15 Radial Trailer Tire with 15" White Mod Wheel - 5 on 5
- Q&A: Should I Replace My Pin Box Bolts If They Have Been Re Used Several Times?
- Search Results: gen~y hitch 5th wheel hitch
- Search Results: gen~y hitch
- Search Results: gen~y hitch gooseneck hitch
- Q&A: Replacement Gen-Y 5th Wheel Pin Box For A Lippert Rhino Bolt Pattern
- Q&A: Will Additional Length of Gen-Y Hitch Shock Absorbing 5th Wheel Pin Box Impact Clearance
- Shop: Replacement Hardware for Curt Universal 5th Wheel Installation Kit - 10 Bolt
- Shop: Kenda Karrier KR53 ST205/75R15 Radial Trailer Tire with 15" Black Mod Wheel - 5 on 5
- Video: Review of Kenda Trailer Tires and Wheels - Karrier KR53 ST205/75R15 Radial Silver Mod Steel - KE92EV
- Video: Review of Kenda Trailer Tires and Wheels - Karrier KR53 ST205/75R15 Radial Black Mod - KE32EV
- Shop: Kenda Karrier KR53 ST205/75R15 Radial Trailer Tire with 15" Silver Mod Wheel - 5 on 5
- Shop: B&W Extend-A-Goose Gooseneck Coupler - 2-5/16" Ball - 10" Offset - 24,000 lbs
- Video: Review of Gen-Y Hitch Fifth Wheel King Pin - Installation Hardware Kit - GY86FR
- Q&A: Gen-Y Pin Box for 2024 Brinkley Model Z 3100 With Rhino Box
- Q&A: Correct Gen-Y Gooseneck Pin Box for a Brinkley 5th Wheel Trailer
- Q&A: Could Gen-Y Nomad Fit on 2021 Chaparral Lite 30BHS
- Q&A: Dimensions of MORryde Safe-T-Rail and Short Safe-T-Rail
- Article: 4 Steps to Choosing Your 5th Wheel Pin Box
- Article: Gooseneck to 5th Wheel Adapters
- Article: How to Accurately Measure Trailer Leaf Springs
- Article: Double-Eye Trailer Suspension System Review
- Article: 5 Tell-Tale Signs It’s Time to Replace Your Trailer’s Leaf Springs
- Article: Converting Your RV Water Heater to Tankless
Matt
3/2/2026
I am replacing the standard rhino pin box on my Brinkley Z3100. Thanks for the info So I can make sure I have an appropriate torque wrench for the install.