Bowling ball core · Motiv

Motiv Top Gear Core

Symmetric Motiv core

A symmetric core with early rev-up and low flare, built for dry to medium oil. Balls with this core are no longer available at BowlersMart.

  • Symmetric
  • RG 2.470
  • Diff 0.035
Motiv Top Gear symmetric core shape inside the ball

Specs

RG AT 15 LB

2.470

Early rev-up

Revs soonerRevs later

2% of the reactive and urethane balls we stock have a lower RG.

DIFFERENTIAL AT 15 LB

0.035

Low flare

Less flareMore flare

21% 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 Top Gear Core specs by ball weight
Weight RG DifferentialDiff Mass biasMB
16 lb 2.470 0.031 None
15 lbUsed on this page 2.470 0.035 None
14 lb 2.500 0.039 None
13 lb 2.570 0.024 None
12 lb 2.630 0.027 None

Source: Motiv published specs, as shown on BowlersMart’s original Motiv Top 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.

Looking for a ball like your Motiv Top Gear?

Balls with the Motiv Top Gear Core are no longer available at BowlersMart. These in-stock balls have the closest RG and differential.

Storm Ion Pro Pearl Bowling Ball

Storm Ion Pro Pearl

Storm NRG Pearl Reactive

Medium oil

Sale price $209.95 Regular price $289.95In stock
Motiv Lethal Venom Bowling Ball

Motiv Lethal Venom

Motiv Leverage MXC

Dry to medium oil

Sale price $159.95 Regular price $229.95In stock
Hammer Effect Tour Bowling Ball

Hammer Effect Tour

Hammer TourV3 Reactive

Medium to heavy oil

Sale price $169.95 Regular price $279.95In stock
Hammer Zero Mercy Tour Bowling Ball

Hammer Zero Mercy Tour

Hammer C2 Tour Edition Solid Reactive

Medium to heavy oil

Sale price $194.95 Regular price $279.95In stock
Brunswick Alert Bowling Ball

Brunswick Alert

Brunswick Savvy Solid Reactive

Medium to heavy oil

Sale price $159.95 Regular price $249.95In stock
DV8 Dark Side Curse Bowling Ball

DV8 Dark Side Curse

DV8 Inciter Solid Reactive

Medium oil

Sale price $139.95 Regular price $259.95In stock

Balls with the Motiv Top Gear Core

None of the 2 balls with the Motiv Top Gear Core are in stock at BowlersMart right now.

Show 2 balls no longer available at BowlersMart
More bowling balls with the Motiv Top Gear Core
Ball Cover First seen
Motiv Venom Cobra Bowling Ball Motiv Sabotage Hybrid Reactive March 2016
Motiv Venom Shock Pearl Bowling Ball Motiv Hexion MFP (Medium Friction Pearl) Pearl Reactive January 2018

Where the Motiv Top 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 2.568, diff 0.032Brunswick Dual Centric Core, RG 2.509, diff 0.047Ebonite Big Time Core, RG 2.508, 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 0.045Radical Modified Intel Symmetric Core, RG 2.483, diff 0.032Motiv 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 Super Offset Core, RG 2.524, diff 0.053Hammer Gas Mask Core, RG 2.500, diff 0.058Ebonite Turbo Core, RG 2.517, diff 0.040Ebonite Centrex Symmetrical Mass Bias Core, RG 2.466, diff 0.056Motiv Excel Core, RG 2.550, diff 0.030Motiv Detonator Core, RG 2.470, diff 0.055Storm Solarion A.I. Core, RG 2.480, diff 0.054SWAG Insanity Symmetric Core, RG 2.520, diff 0.034SWAG Fusion Core, RG 2.540, diff 0.036SWAG Watcher Symmetric Core, RG 2.510, diff 0.048SWAG Dragon Asymmetric Core, RG 2.490, diff 0.050SWAG 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 2.478, diff 0.037Brunswick Rampart Core, RG 2.502, diff 0.051DV8 Collision Core, RG 2.462, diff 0.052Track MC2 Asym Core, RG 2.473, diff 0.046Radical Evil Eye Symmetric Core, RG 2.495, diff 0.046Ebonite Iron Fist V2 Core, RG 2.473, diff 0.053Radical No Doubt Symmetric Core, RG 2.485, 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 A.I. Core, RG 2.470, diff 0.055900 Global Strobe A.I. Core, RG 2.510, diff 0.052Radical Guru Core, RG 2.503, diff 0.044Track I-CORE 3.0, RG 2.486, diff 0.056DV8 Unholy Core, RG 2.504, diff 0.051Brunswick Infinity Core, RG 2.521, diff 0.051Storm Catalyst A.I. Core, RG 2.480, diff 0.053Hammer 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 2.480, diff 0.040Brunswick Light Bulb Core, RG 2.524, diff 0.030Radical Sneak Attack Core, RG 2.544, diff 0.036Hammer Huntsman Core, RG 2.470, diff 0.050Hammer Super LED Core, RG 2.632, diff 0.034Ebonite Enhanced V2 Core, RG 2.480, diff 0.048DV8 Dualistic Core, RG 2.496, diff 0.045Radical Vexed Asymmetric Core, RG 2.498, diff 0.036Motiv Quadfire Core, RG 2.550, diff 0.043Track Stealth Core, RG 2.482, diff 0.056Brunswick Tiered Hexagon Core, RG 2.540, diff 0.045Columbia 300 Piranha Core, RG 2.554, diff 0.043Storm Torsion A.I. Core, RG 2.470, diff 0.050Storm Element Max A.I. Core, RG 2.470, diff 0.055Storm Radius Core, RG 2.610, diff 0.020Roto Grip Rondure Tour X Core, RG 2.480, diff 0.034SWAG 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 0.052Motiv Overload Core, RG 2.480, diff 0.050Hammer Spheroid Core, RG 2.480, diff 0.048Radical Outer Limits Asymmetric Core, RG 2.499, 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 Modified LED 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 2.496, diff 0.047Brunswick Zone Asymmetric Core, RG 2.478, diff 0.048Ebonite Entity Core, RG 2.515, diff 0.052Roto Grip Rocker A.I. Core, RG 2.480, diff 0.050Motiv Flux Core, RG 2.570, diff 0.015DV8 Mantra Core, RG 2.498, diff 0.047Hammer Gas Mask Low Diff Core, RG 2.500, diff 0.034Roto Grip RST A.I. Core, RG 2.520, diff 0.055Motiv Impulse V2 Core, RG 2.550, diff 0.050SWAG APX V1 Core, RG 2.500, diff 0.042SWAG Judge Core, RG 2.490, diff 0.052900 Global Magna A.I. Core, RG 2.490, diff 0.044Columbia 300 Pulse PowerCOR Core, RG 2.468, diff 0.045KR Strikeforce 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 0.037Storm C3 A.I. Core, RG 2.480, diff 0.031Radical Snapshot Symmetric Core, RG 2.523, 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 Element Tour A.I. Core (pictured: Storm Ion Pro Solid Bowling Ball)1Motiv Gear APG Core (pictured: Motiv Black Venom Bowling Ball)2Hammer Obsession Tour Core (pictured: Hammer Zero Mercy Tour Bowling Ball)3Hammer Huntsman Tour Core (pictured: Hammer Effect Tour Bowling Ball)4DV8 Duality Core (pictured: DV8 Dark Side Curse Bowling Ball)5Motiv Gear Core (pictured: Motiv Venom Shock Bowling Ball)6Motiv Top Gear Core (pictured: Motiv Venom Shock Pearl 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.

This core 1 Nearest cores Other cores

Nearest cores to the Motiv Top Gear Core
Core Brand Shape RG Diff vs this core
Storm Ion Pro Solid Bowling Ball1Storm Element Tour A.I. CorePictured: Storm Ion Pro Solid
 Storm Asymmetric 2.470 0.035 Same RG and differential
Motiv Black Venom Bowling Ball2Motiv Gear APG CorePictured: Motiv Black Venom
 Motiv Asymmetric 2.470 0.036 RG 0.000 · Diff +0.001
Hammer Zero Mercy Tour Bowling Ball3Hammer Obsession Tour CorePictured: Hammer Zero Mercy Tour
 Hammer Asymmetric 2.469 0.034 RG −0.001 · Diff −0.001
Hammer Effect Tour Bowling Ball4Hammer Huntsman Tour CorePictured: Hammer Effect Tour
 Hammer Asymmetric 2.472 0.036 RG +0.002 · Diff +0.001
DV8 Dark Side Curse Bowling Ball5DV8 Duality CorePictured: DV8 Dark Side Curse
 DV8 Symmetric 2.480 0.036 RG +0.010 · Diff +0.001
Motiv Venom Shock Bowling Ball6Motiv Gear CorePictured: Motiv Venom Shock
 Motiv Symmetric 2.480 0.034 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

Turn on JavaScript to compare with your ball.Balls with the Motiv Top Gear CoreNone of the 2 balls with the Motiv Top Gear Core are in stock at BowlersMart right now.Show 2 balls no longer available at BowlersMartMore bowling balls with the Motiv Top Gear CoreBallCoverFirst seenMotiv Venom Cobra Bowling BallMotiv Sabotage Hybrid ReactiveMarch 2016Motiv Venom Shock Pearl Bowling BallMotiv Hexion MFP (Medium Friction Pearl) Pearl ReactiveJanuary 2018Where the Motiv Top Gear sitsEach dot is a core in balls we stock. Cores close together roll alike; the cover and layout decide the rest.All coresSymmetricAsymmetricMotiv onlyAny brand900 GlobalBrunswickColumbia 300DV8EboniteEpicHammerKR StrikeforceMotivRadicalRoto GripSWAGStormTrack+−ResetZoom to this coreDV8 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 2.568, diff 0.032Brunswick Dual Centric Core, RG 2.509, diff 0.047Ebonite Big Time Core, RG 2.508, 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 0.045Radical Modified Intel Symmetric Core, RG 2.483, diff 0.032Motiv 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 Super Offset Core, RG 2.524, diff 0.053Hammer Gas Mask Core, RG 2.500, diff 0.058Ebonite Turbo Core, RG 2.517, diff

From Motiv’s description

Questions bowlers ask

What is the RG of the Motiv Top Gear Core?

At 15 lb the Motiv Top Gear Core has an RG of 2.470. It ranges from 2.470 to 2.630 across the listed weights.

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

At 14 lb the RG is 2.500.

What is the differential of the Motiv Top Gear Core?

At 15 lb the differential is 0.035. This is a symmetric core, so mass bias is not applicable.

Which bowling balls use the Motiv Top Gear Core?

Motiv Venom Cobra Bowling Ball, Motiv Venom Shock Pearl Bowling Ball. 0 are in stock now.

Can I still buy a ball with the Motiv Top Gear Core?

Balls with this core are currently unavailable at BowlersMart. Closest in-stock alternatives by RG and differential include Storm Ion Pro Pearl Bowling Ball, Motiv Lethal Venom Bowling Ball, Hammer Effect Tour Bowling Ball, Hammer Zero Mercy Tour Bowling Ball, Brunswick Alert Bowling Ball, DV8 Dark Side Curse Bowling Ball.

How do the Motiv Top Gear Core specs change by weight?

At 16 lb: RG 2.470, differential 0.031. At 12 lb: RG 2.630, differential 0.027.

How does the Motiv Top 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 Top Gear core page (2022), as published by the manufacturer.

Baseline. The baseline is 212 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.

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