Between the 1924 and 1928 seasons, the Boston Red Sox had the lowest wRC+ by a team, with 78 wRC+.

	TEAM	WRC+	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	PA	TB	XBH	SH	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	BRAA
1	Red Sox	78	8,971	26,037	3,125	6,884	1,337	321	169	2,878	2,413	166	2,276	350	29,509	9,370	1,827	893	.264	.331	.360	.691	3132	-521.1	.325	-861.2
2	Phillies	83	9,016	26,523	3,513	7,419	1,261	257	411	3,201	2,197	141	2,465	273	29,614	10,427	1,929	753	.280	.338	.393	.731	3509	-158.2	.341	-661.8
3	Braves	86	8,717	26,462	3,134	7,303	1,120	286	171	2,821	1,978	140	1,919	392	29,416	9,508	1,577	836	.276	.330	.359	.689	3086	-556.6	.324	-517.6
4	Browns	88	8,671	26,349	3,843	7,482	1,360	343	367	3,455	2,385	172	2,074	402	29,847	10,629	2,070	941	.284	.347	.403	.751	3750	54.2	.350	-465.3
5	Robins	89	8,690	26,373	3,332	7,206	1,147	340	281	3,072	2,284	132	2,208	334	29,530	9,876	1,768	741	.273	.334	.374	.709	3294	-363	.332	-426.5
6	Indians	90	8,615	26,653	3,622	7,740	1,544	280	180	3,262	2,219	194	1,843	378	30,033	10,384	2,004	967	.290	.349	.390	.739	3682	-37.9	.346	-403.5
7	Cubs	93	8,393	26,279	3,567	7,310	1,269	305	384	3,281	2,300	150	2,447	464	29,658	10,341	1,958	929	.278	.340	.394	.733	3537	-134.3	.342	-264.7
8	White Sox	93	8,508	26,052	3,655	7,338	1,384	315	171	3,316	2,778	174	2,092	624	30,133	9,865	1,870	1,129	.282	.355	.379	.733	3690	-41.9	.346	-268
9	Reds	94	8,602	26,223	3,377	7,458	1,150	465	176	3,065	2,000	130	1,656	407	29,355	10,066	1,791	1,002	.284	.338	.384	.722	3389	-244.8	.337	-227
10	Athletics	96	8,882	26,145	3,860	7,625	1,414	348	345	3,523	2,438	163	2,122	360	29,743	10,770	2,107	997	.292	.356	.412	.768	3915	231.6	.357	-174.7
11	Senators	98	8,794	26,434	3,883	7,725	1,296	436	190	3,534	2,580	198	1,929	609	30,228	10,463	1,922	1,016	.292	.360	.396	.755	3900	158	.354	-75.8
12	Tigers	99	9,060	26,655	4,134	7,781	1,422	448	234	3,735	2,912	153	2,055	537	30,763	10,801	2,104	1,043	.292	.365	.405	.770	4134	324.1	.360	-43.3
13	Pirates	100	8,459	26,740	4,059	7,989	1,285	511	272	3,712	2,171	149	1,816	560	29,952	11,112	2,068	892	.299	.355	.416	.770	3953	244.6	.357	-12.2
14	Cardinals	101	8,536	26,623	3,946	7,640	1,377	398	463	3,629	2,358	151	2,299	431	29,981	11,202	2,238	849	.287	.348	.421	.769	3925	214.7	.356	39.1
15	Giants	102	8,854	26,770	3,880	7,770	1,249	321	509	3,603	2,122	134	2,231	390	29,740	11,188	2,079	714	.290	.345	.418	.763	3827	145.4	.353	89
16	Yankees	109	8,744	26,487	4,222	7,716	1,316	417	620	3,906	2,791	119	2,641	358	30,322	11,726	2,353	925	.291	.361	.443	.804	4314	560.3	.371	347.7