XXL Reloading

.277 | 140gr | Sierra Tipped GameKing

Our reloading data for the .277 | 140gr | Sierra Tipped GameKing bullet covers a total of 10 suitable calibers and 616 load recipes

The Sierra Tipped GameKing bullet features a streamlined polymer tip and boat tail design, enhancing its aerodynamics and delivering flat trajectories. Unlike some alternatives, this bullet is not lead free, utilizing a traditional lead core for controlled expansion and reliable terminal performance. Best suited for medium to large game hunting, including deer and antelope, the Tipped GameKing offers hunters exceptional accuracy and consistent results on a variety of North American big game species.

About this bullet

.277 | 140gr | Sierra Tipped GameKing is a bullet made by Sierra. At 140 gr (9.1 g) and a diameter of 0.277'' (7.04 mm) it suits handloads where bullet weight and barrel length have to be matched carefully. Its G1 ballistic coefficient of 0.508 drives velocity retention and wind drift downrange — higher values mean a flatter trajectory at distance. A twist rate of 1:11.0 is recommended for stable flight; slower twists can under-stabilise this bullet. We currently list 616 load recipes across 10 calibers for this bullet.

Most popular calibers for this bullet

CaliberLoad recipes
.277 Fury144
.270 Win.139
.277 Fury Commercial125
.270 WSM111
.27 Nosler97

Load data for .277 | 140gr | Sierra Tipped GameKing bullet is available in the following calibers:

Safety notes

All load data is reference data only. Always start at the minimum charge and work up in small steps while watching for pressure signs. Never exceed the maximum charge published by the powder or bullet manufacturer.