Bowling ball core · Motiv

Motiv Gear Core

Symmetric Motiv core

A symmetric core with early rev-up and low flare, built for dry to medium oil. 3 of the 8 balls with this core are in stock at BowlersMart.

  • Symmetric
  • RG 2.480
  • Diff 0.034
Motiv Gear symmetric core shape inside the ball

Specs

RG AT 15 LB

2.480

Early rev-up

Revs soonerRevs later

16% of the reactive and urethane balls we stock have a lower RG.

DIFFERENTIAL AT 15 LB

0.034

Low flare

Less flareMore flare

19% of the reactive and urethane balls we stock have a lower differential.

MASS BIAS AT 15 LB

None

Symmetric core

Symmetric cores have no mass bias marker to place when drilling.

RG How soon the ball revs up.Differential How much the ball can flare.Mass bias How asymmetric the core is.
Motiv Gear Core specs by ball weight
Weight RG DifferentialDiff Mass biasMB
16 lb 2.480 0.031 None
15 lbUsed on this page 2.480 0.034 None
14 lb 2.520 0.029 None
13 lb 2.580 0.023 None
12 lb 2.650 0.016 None

Source: Motiv published specs, as shown on BowlersMart’s original Motiv Gear core page (2022). RG and differential change with ball weight; use the row for the weight you throw. The highlighted 15 lb row is the one used on this page.

Balls with the Motiv Gear Core

3 of the 8 balls with the Motiv Gear Core are in stock at BowlersMart. Same core, different covers: pick the cover for the lanes you bowl on.

Solid covers

Solid covers grip the lane soonest and suit heavier oil.

Motiv Venom Shock Bowling Ball

Motiv Venom Shock

Motiv Turmoil MFS (Medium Friction Solid) Reactive

Dry to medium oil

Sale price $159.95 Regular price $229.95In stock

Pearl covers

Pearl covers go longer and turn harder at the end, best on medium oil.

Motiv Venom Hysteria Bowling Ball

Motiv Venom Hysteria

Motiv Propulsion MXV Pearl Reactive

Medium oil

Sale price $184.95 Regular price $229.95In stock
Motiv Hyper Venom Bowling Ball

Motiv Hyper Venom

Motiv Propulsion MXR Pearl Reactive

Light to medium oil

Sale price $147.95 Regular price $229.95In stock
Show 5 balls no longer available at BowlersMart
More bowling balls with the Motiv Gear Core
Ball Cover First seen
Motiv Venom ExJ Limited Edition Bowling Ball Motiv Turmoil MXC Solid Reactive April 2024
Motiv Carbide Tank Bowling Ball Motiv Frixion M4 Solid MCP October 2022
Motiv Venom Panic Bowling Ball Motiv Hexion MFP (Medium Friction Pearl) Pearl Reactive January 2015
Motiv Tank Blitz Bowling Ball Motiv Frixion+ Microcell Polymer November 2019
Motiv Fatal Venom Bowling Ball Motiv Infusion Pearl Reactive October 2020

Shop the 3 available balls with this core

Where the Motiv Gear sits

Each dot is a core in balls we stock. Cores close together roll alike; the cover and layout decide the rest.

DV8 Larceny Core, RG 2.471, diff 0.028DV8 Renegade Core, RG 2.499, diff 0.040Track I-Core Gen4, RG 2.480, diff 0.053Brunswick Vintage Light Bulb Low RG Core, RG 2.560, diff 0.032Brunswick Dual Centric Core, RG 2.500, diff 0.047Ebonite Big Time Core, RG 2.500, diff 0.054Hammer Stacked LED Core, RG 2.545, diff 0.047Hammer Vindicator Core, RG 2.474, diff 0.053Radical Vexed Variant Asymmetric Core, RG 2.490, diff 0.045Motiv Affliction V2 Core, RG 2.480, diff 0.055900 Global Conduit A.I. Core, RG 2.590, diff 0.050Roto Grip GEM A.I. Core, RG 2.490, diff 0.057Hammer Obsession Tour, RG 2.460, diff 0.034Hammer Super Offset Core, RG 2.524, diff 0.053Hammer Gas Mask Core, RG 2.500, diff 0.058Ebonite Turbo Core, RG 2.510, diff 0.040Ebonite Centrex Symmetrical Mass Bias, RG 2.460, diff 0.056Motiv Excel Core, RG 2.550, diff 0.030Motiv Detonator Core, RG 2.470, diff 0.055Storm Solarion AI Core, RG 2.480, diff 0.054SWAG Insanity Symmetric Core, RG 2.520, diff 0.034SWAG Fusion Symmetric Core, RG 2.540, diff 0.036SWAG Watcher Symmetric Core, RG 2.510, diff 0.048SWAG Dragon Asymmetric Core, RG 2.480, diff 0.054SWAG Executioner Asymmetric Core, RG 2.500, diff 0.051Motiv Predator V2 Core, RG 2.470, diff 0.054Storm C3 Centripetal Control Core, RG 2.490, diff 0.029Roto Grip Rondure MaxD Core, RG 2.500, diff 0.058Hammer Vibe Core, RG 2.510, diff 0.042Hammer Aftermath Core, RG 2.520, diff 0.052Brunswick Alert Core, RG 2.470, diff 0.037Brunswick Rampart Core, RG 2.500, diff 0.051DV8 Collision Core, RG 2.462, diff 0.052Track MC2 Asym Core, RG 2.470, diff 0.046Radical Evil Eye Symmetric Core, RG 2.490, diff 0.046Ebonite Iron Fist V2 Core, RG 2.470, diff 0.053Radical No Doubt Symmetric Core, RG 2.480, diff 0.051Storm Surge Core, RG 2.580, diff 0.024Roto Grip Hyped UP Core, RG 2.500, diff 0.042Roto Grip Morph-Wing Core, RG 2.510, diff 0.051Brunswick Fury Core, RG 2.524, diff 0.038Motiv Sigma Core, RG 2.470, diff 0.047Roto Grip Hustle Core, RG 2.530, diff 0.030900 Global Blast AI Core, RG 2.470, diff 0.055900 Global Strobe AI Core, RG 2.510, diff 0.052Radical Guru Core, RG 2.500, diff 0.044Track I-CORE 3.0, RG 2.480, diff 0.056DV8 Unholy Core, RG 2.500, diff 0.051Brunswick Infinity Core, RG 2.520, diff 0.051Storm Catalyst Core, RG 2.500, diff 0.052Hammer Gauntlet Core, RG 2.501, diff 0.050Hammer Raw Hammer Core, RG 2.537, diff 0.038Storm Atmos A.I. Core, RG 2.530, diff 0.042Storm Booster Core, RG 2.540, diff 0.046Track Shuttle Core, RG 2.490, diff 0.038Brunswick Light Bulb Core, RG 2.524, diff 0.030Radical Sneak Attack Core, RG 2.540, diff 0.036Hammer Huntsman Core, RG 2.470, diff 0.050Hammer Super LED Core, RG 2.630, diff 0.034Ebonite Enhanced V2 Core, RG 2.480, diff 0.048DV8 Dualistic Core, RG 2.490, diff 0.045Radical Vexed Asymmetric Core, RG 2.490, diff 0.036Motiv Quadfire Core, RG 2.550, diff 0.043Track Stealth Core, RG 2.480, diff 0.056Brunswick Tiered Hexagon Core, RG 2.540, diff 0.045Columbia 300 Piranha Core, RG 2.550, diff 0.043Storm Torsion AI Core, RG 2.470, diff 0.050Storm Element Max AI Core, RG 2.470, diff 0.055Storm Radius Core, RG 2.610, diff 0.020SWAG Unreal Core, RG 2.510, diff 0.047SWAG Craze Core, RG 2.520, diff 0.030SWAG Serpent Asymmetric Core, RG 2.510, diff 0.048Radical Torpedo Asymmetric Core, RG 2.480, diff 0.054Motiv Overload, RG 2.480, diff 0.050Hammer Spheroid Core, RG 2.480, diff 0.048Radical Outer Limits Asymmetric, RG 2.490, diff 0.051Motiv Apex Predator Core, RG 2.520, diff 0.055Brunswick Danger Zone Core, RG 2.501, diff 0.048Storm RAD-TQ Core, RG 2.560, diff 0.051Storm Velocity Core, RG 2.480, diff 0.051Hammer LED Resin Bowling Ball Core, RG 2.586, diff 0.027Epic Spark Core, RG 2.540, diff 0.049Motiv Hadron Dual Density Core, RG 2.500, diff 0.045Track Criterion ID Core, RG 2.490, diff 0.047Brunswick Zone Asymmetric Core, RG 2.470, diff 0.048Ebonite Entity Core, RG 2.510, diff 0.052Roto Grip Rocker AI Core, RG 2.480, diff 0.050Motiv Flux Core, RG 2.570, diff 0.015DV8 Mantra Core, RG 2.490, diff 0.047Hammer Gas Mask Low Diff Core, RG 2.500, diff 0.034Roto Grip RST Core + AI, RG 2.520, diff 0.055Motiv Impulse V2 Core, RG 2.550, diff 0.050SWAG APX V1 Core, RG 2.500, diff 0.042SWAG Fusion Core, RG 2.540, diff 0.036SWAG Judge Core, RG 2.490, diff 0.052900 Global Magna AI Core, RG 2.490, diff 0.044Roto Grip Rondure Core, RG 2.490, diff 0.052Columbia 300 Pulse PowerCOR, RG 2.460, diff 0.045KR Strikeforce KR Launch Core, RG 2.530, diff 0.047900 Global Ellipse Asymmetric A.I. Core, RG 2.480, diff 0.050Motiv Halogen Core, RG 2.550, diff 0.037Motiv Gear APG, RG 2.470, diff 0.036Radical Snapshot Symmetric Core, RG 2.520, diff 0.050Hammer High Rev Offset Core, RG 2.489, diff 0.053Hammer LED Core, RG 2.650, diff 0.015Storm Inverted Fe2 Core, RG 2.570, diff 0.046Storm Capacitor Core, RG 2.570, diff 0.022Storm Velocity A.I. Core, RG 2.470, diff 0.053Storm Atomic Core, RG 2.480, diff 0.053Storm RAD-X Asymmetric, RG 2.480, diff 0.054Storm ID AI Core, RG 2.510, diff 0.055Hammer FAB Asymmetric, RG 2.550, diff 0.051Columbia 300 Shifter Core, RG 2.470, diff 0.050Radical Modified Intel Symmetric, RG 2.480, diff 0.032Columbia 300 Columbia Ricochet Core, RG 2.480, diff 0.054Roto Grip Defense AI Core, RG 2.490, diff 0.053Storm Supercoil Core, RG 2.470, diff 0.053Storm Centripetal HD A.I. Core, RG 2.460, diff 0.056Hammer Modified Infamous Core, RG 2.560, diff 0.049Brunswick Ethos Core, RG 2.480, diff 0.053Hammer Hazmat Core, RG 2.470, diff 0.055Track Criterion MD Core, RG 2.500, diff 0.052Storm Ignition Core, RG 2.490, diff 0.052Roto Grip Momentous A.I. Core, RG 2.480, diff 0.049Brunswick Portal X Core, RG 2.470, diff 0.054Ebonite Emerge Core, RG 2.510, diff 0.053Radical Katana Core, RG 2.500, diff 0.050900 Global Meditate LD Symmetric Core, RG 2.560, diff 0.027Columbia 300 Movement Core, RG 2.510, diff 0.053Roto Grip Rondure Tour X Core (pictured: Roto Grip Gremlin Tour X Bowling Ball)1DV8 Duality Core (pictured: DV8 Dark Side Curse Bowling Ball)2Radical Modified Intel Symmetric Core (pictured: Radical Intel Recon Hybrid Bowling Ball)3Storm C3 + AI Core (pictured: Storm IQ Tour A.I. Bowling Ball)4Hammer Huntsman Tour Core (pictured: Hammer Effect Tour Bowling Ball)5Storm Element Tour A.I. Core (pictured: Storm Ion Pro Solid Bowling Ball)6Motiv Gear Core (pictured: Motiv Venom Shock Bowling Ball)EARLY REV-UPMID-LANELATER REV-UPHIGH FLAREMEDIUMLOW FLARE2.442.482.522.562.602.642.680.0100.0200.0300.0400.0500.060RG at 15 lbDifferential at 15 lb← Revs up soonerRevs up later →More flare ↑Less flare ↓

Nearest cores, zoomed in

Hover or tap a dot for that core’s numbers. Click a dot to open its page. Drag to move around when zoomed in. The same RG and differential do not guarantee the same ball motion.

Same family: Motiv Gear APG Same family: Motiv Gear V2 Core Same family: Columbia 300 Gear 3.0 Core Same family: Motiv Gear Drive Core

This core 1 Nearest cores Other cores

Nearest cores to the Motiv Gear Core
Core Brand Shape RG Diff vs this core
Roto Grip Gremlin Tour X Bowling Ball1Roto Grip Rondure Tour X CorePictured: Roto Grip Gremlin Tour X
 Roto Grip Asymmetric 2.480 0.034 Same RG and differential
DV8 Dark Side Curse Bowling Ball2DV8 Duality CorePictured: DV8 Dark Side Curse
 DV8 Symmetric 2.480 0.036 RG 0.000 · Diff +0.002
Radical Intel Recon Hybrid Bowling Ball3Radical Modified Intel Symmetric CorePictured: Radical Intel Recon Hybrid
 Radical Symmetric 2.483 0.032 RG +0.003 · Diff −0.002
Storm IQ Tour A.I. Bowling Ball4Storm C3 + AI CorePictured: Storm IQ Tour A.I.
 Storm Symmetric 2.480 0.031 RG 0.000 · Diff −0.003
Hammer Effect Tour Bowling Ball5Hammer Huntsman Tour CorePictured: Hammer Effect Tour
 Hammer Asymmetric 2.472 0.036 RG −0.008 · Diff +0.002
Storm Ion Pro Solid Bowling Ball6Storm Element Tour A.I. CorePictured: Storm Ion Pro Solid
 Storm Asymmetric 2.470 0.035 RG −0.010 · Diff +0.001

Matches use 15 lb RG and differential.

Drilling and tools

Motiv drill sheetsLayout guides for symmetric and asymmetric ballsDual angle converterTurn a pin to PAP layout into a dual angle layout

Engineered to provide a strong arcing motion on light-medium oil, it blends the lane with ease. At the heart of the Venom Strike is the proven Gear core from the original MOTIV GT1. It provides a low RG for easy revs and a low differential to tame track flare and retain striking power.

From Motiv’s description

Questions bowlers ask

What is the RG of the Motiv Gear Core?

At 15 lb the Motiv Gear Core has an RG of 2.480. It ranges from 2.480 to 2.650 across the listed weights.

What is the 14 lb RG of the Motiv Gear Core?

At 14 lb the RG is 2.520.

What is the differential of the Motiv Gear Core?

At 15 lb the differential is 0.034. This is a symmetric core, so mass bias is not applicable.

Which bowling balls use the Motiv Gear Core?

Motiv Venom Hysteria Bowling Ball, Motiv Hyper Venom Bowling Ball, Motiv Venom Shock Bowling Ball, Motiv Venom ExJ Limited Edition Bowling Ball, Motiv Carbide Tank Bowling Ball. 3 are in stock now.

How do the Motiv Gear Core specs change by weight?

At 16 lb: RG 2.480, differential 0.031. At 12 lb: RG 2.650, differential 0.016.

How does the Motiv Gear Core compare with my ball?

Type the ball you throw into the Compare with your ball box on this page. It shows the RG and differential side by side and saves your bag for every core page.

Sources and method

Specs. Motiv published specs, as shown on BowlersMart’s original Motiv Gear core page (2022), as published by the manufacturer.

Baseline. The baseline is 265 in-stock, published reactive and urethane balls. Plastic and polyester covers, 2-piece, 3-piece and pancake cores, missing covers and missing RG or differential values are excluded.

Percentiles. Percentiles are the share of baseline balls with a strictly lower or higher value; ties are not counted.

Nearest cores. Nearest cores are ranked by distance on standardized 15 lb RG and differential, with the same symmetric or asymmetric shape preferred among near ties (distance bands of 0.1).

Mass bias. Mass bias is compared among asymmetric balls with numeric mass bias only.

Updated. Catalog and page updated 2026-10-16.

Next lesson

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