Bowling ball core · Motiv
Motiv Detonator Core
Symmetric Motiv core
A symmetric core with early rev-up and high flare, built for medium to heavy oil. 3 of the 8 balls with this core are in stock at BowlersMart.
- Symmetric
- RG 2.470
- Diff 0.055

Specs
RG AT 15 LB
2.470
Early rev-up
2% of the reactive and urethane balls we stock have a lower RG.
DIFFERENTIAL AT 15 LB
0.055
High flare
88% 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.
| Weight | RG | DifferentialDiff | Mass biasMB |
|---|---|---|---|
| 16 lb | 2.470 | 0.054 | None |
| 15 lbUsed on this page | 2.470 | 0.055 | None |
| 14 lb | 2.490 | 0.054 | None |
| 13 lb | 2.550 | 0.045 | None |
| 12 lb | 2.620 | 0.032 | None |
Source: Motiv published specs, as shown on BowlersMart’s original Motiv Detonator 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 Detonator Core
3 of the 8 balls with the Motiv Detonator 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 Leverage MXT Solid Reactive
Medium to heavy oil
Pearl covers
Pearl covers go longer and turn harder at the end, best on medium oil.

Motiv Propulsion MXV Pearl Reactive
Medium to heavy oil
Reactive covers
Reactive covers whose finish is not listed in our catalog.

Motiv Leverage MXC
Medium to heavy oil
Show 5 balls no longer available at BowlersMart
| Ball | Cover | First seen |
|---|---|---|
| Motiv Nuclear Forge Bowling Ball | Motiv HVP Pearl Reactive | September 2023 |
| Motiv Forge Fire Bowling Ball | Motiv Coercion MXC (MaXimum Continuation) Reactive | September 2019 |
| Motiv Forge Flare Bowling Ball | Motiv Coercion MXC (MaXimum Continuation) Reactive | October 2020 |
| Motiv Iron Forge Bowling Ball | Motiv Infusion MVP Pearl Reactive | October 2021 |
| Motiv Forge Ember Bowling Ball | Motiv Infusion MXC Hybrid Reactive | August 2022 |
Where the Motiv Detonator sits
Each dot is a core in balls we stock. Cores close together roll alike; the cover and layout decide the rest.
Navy ring = a ball in your bag. Dashed ring = off this chart, or this same core.
Nearest cores, zoomed in
Navy ring = a ball in your bag. Dashed ring = off this chart, or this same core.
This core 1 Nearest cores Other cores
| Core | Brand | Shape | RG | Diff | vs this core |
|---|---|---|---|---|---|
|
|
900 Global | Symmetric | 2.470 | 0.055 | Same RG and differential |
|
|
Hammer | Symmetric | 2.470 | 0.055 | Same RG and differential |
|
|
Storm | Asymmetric | 2.470 | 0.055 | Same RG and differential |
|
|
Motiv | Asymmetric | 2.470 | 0.054 | RG 0.000 · Diff −0.001 |
|
|
Storm | Symmetric | 2.470 | 0.053 | RG 0.000 · Diff −0.002 |
|
|
Brunswick | Asymmetric | 2.473 | 0.054 | RG +0.003 · Diff −0.001 |
Matches use 15 lb RG and differential.
Drilling and tools
Creating impressive control and outstanding continuation, casual bowlers will love the massive hook potential and competitive bowlers will appreciate the control. The brand new Detonator weight block provides a low RG and high differential to create easy revs and massive amounts of flare. Reverb outer core material surrounds the new Detonator core to provide explosive hitting power.
Questions bowlers ask
What is the RG of the Motiv Detonator Core?
At 15 lb the Motiv Detonator Core has an RG of 2.470. It ranges from 2.470 to 2.620 across the listed weights.
What is the 14 lb RG of the Motiv Detonator Core?
At 14 lb the RG is 2.490.
What is the differential of the Motiv Detonator Core?
At 15 lb the differential is 0.055. This is a symmetric core, so mass bias is not applicable.
Which bowling balls use the Motiv Detonator Core?
Motiv Forge Fuel Bowling Ball, Motiv Steel Forge Bowling Ball, Motiv Subzero Forge Bowling Ball, Motiv Nuclear Forge Bowling Ball, Motiv Forge Fire Bowling Ball. 3 are in stock now.
How do the Motiv Detonator Core specs change by weight?
At 16 lb: RG 2.470, differential 0.054. At 12 lb: RG 2.620, differential 0.032.
How does the Motiv Detonator 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 Detonator 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.


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