Avoid headaches and replace those pesky OE or aftermarket M14 sized differential mounting bolts with this KellTrac Big Bertha Diff Bolt kit. This kit includes everything you need to upgrade your S550's Diff to the largest and strongest bolt kit on the market!
*THIS KIT IS FOR AFTERMARKET DIFF BUSHING UPGRADE KITS ONLY*
Kit Includes: Zinc Coated High Strength Alloy Steel Bolts, Grade 8 nuts and HSS Drill Bit.
- 15% larger than next strongest offering
- 25% more clamp than next strongest offering
- Industry's largest and strongest bolts, ASTM A574, 170,000psi Tensile Strength
- High Quality, High Strength Zinc Coated Grade 8 Flanged Nuts
- High Quality Name Brand HSS Drill Bit
NOTES:
-Due to this system being a true through bolt set-up and the bolts being larger than M14 - drilling of all bushing/mount locations is required
-Due to the massive size difference of this kit compared to others, minor modification (grinding) needs to be done on the fore side of the rear diff cover mounts
-We recommend torquing to 160ftlbs with a "dab" of name branded Blue Loc-Tite.
Fitment:
- 2015 Ford Mustang
- 2016 Ford Mustang
- 2017 Ford Mustang
- 2018 Ford Mustang
- 2019 Ford Mustang
- 2020 Ford Mustang
- 2021 Ford Mustang
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov
